IPC-Stelle: B01D 15/04 [Version 2017.01]

SymbolTypTitel
BSKPERFORMING OPERATIONS; TRANSPORTING
B01USKSEPARATING; MIXING
B01KLPHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
B01DUKLSEPARATION (separating solids from solids by wet methods B03B, B03D, by pneumatic jigs or tables B03B, by other dry methods B07; magnetic or electrostatic separation of solid materials from solid materials or fluids, separation by high-voltage electric fields B03C; centrifuges B04B;  vortex apparatus B04C; presses per se for squeezing-out liquid from liquid-containing material B30B 9/02) [5]
B01D 1/00HGREvaporating (drying solid materials or objects by evaporating liquids therefrom F26B) [1, 2006.01]
B01D 1/02UGR1
.Evaporators with heating coils [1, 2006.01]
B01D 1/04UGR1
.Evaporators with horizontal tubes [1, 2006.01]
B01D 1/06UGR1
.Evaporators with vertical tubes [1, 2006.01]
B01D 1/08UGR2
. .with short tubes (B01D 1/12 takes precedence) [1, 2006.01]
B01D 1/10UGR2
. .with long tubes, e.g. Kestner evaporators (B01D 1/12 takes precedence) [1, 2006.01]
B01D 1/12UGR2
. .and forced circulation [1, 2006.01]
B01D 1/14UGR1
.with heated gases or vapours in contact with the liquid [1, 2006.01]
B01D 1/16UGR1
.by spraying (B01D 1/22 takes precedence) [1, 2006.01]
B01D 1/18UGR2
. .to obtain dry solids (B01D 1/24 takes precedence) [1, 2006.01]
B01D 1/20UGR2
. .Sprayers [1, 2006.01]
B01D 1/22UGR1
.by bringing a thin layer of the liquid into contact with a heated surface [1, 2006.01]
B01D 1/24UGR2
. .to obtain dry solids [1, 2006.01]
B01D 1/26UGR1
.Multiple-effect evaporating [1, 2006.01]
B01D 1/28UGR1
.with vapour compression [1, 2006.01]
B01D 1/30UGR1
.Accessories for evaporators [1, 2006.01]
B01D 3/00HGRDistillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping [1, 2, 2006.01]
B01D 3/02UGR1
.in boilers or stills [1, 2, 2006.01]
B01D 3/04UGR1
.pipe stills [1, 2006.01]
B01D 3/06UGR1
.Flash distillation [1, 2, 2006.01]
B01D 3/08UGR1
.in rotating vessels; Atomisation on rotating discs (B01D 3/10 takes precedence) [1, 2006.01]
B01D 3/10UGR1
.Vacuum distillation (B01D 3/12 takes precedence) [1, 2, 2006.01]
B01D 3/12UGR1
.Molecular distillation [1, 2, 2006.01]
B01D 3/14UGR1
.Fractional distillation [1, 2006.01]
B01D 3/16UGR2
. .Fractionating columns in which vapour bubbles through liquid [1, 2006.01]
B01D 3/18UGR3
. . .with horizontal bubble plates [1, 2006.01]
B01D 3/20UGR4
. . . .Bubble caps; Risers for vapour; Discharge pipes for liquid [1, 2006.01]
B01D 3/22UGR3
. . .with horizontal sieve plates or grids; Construction of sieve plates or grids [1, 2006.01]
B01D 3/24UGR3
. . .with sloping plates or elements mounted stepwise [1, 2006.01]
B01D 3/26UGR2
. .Fractionating columns in which vapour and liquid flow pass each other, or in which the fluid is sprayed into the vapour, or in which a two-phase mixture is passed in one direction [1, 2006.01]
B01D 3/28UGR3
. . .Fractionating columns with surface contact and vertical guides, e.g. film action [1, 2006.01]
B01D 3/30UGR2
. .Fractionating columns with movable parts or in which centrifugal movement is caused [1, 2006.01]
B01D 3/32UGR2
. .Other features of fractionating columns [1, 2006.01]
B01D 3/34UGR1
.with one or more auxiliary substances [1, 2006.01]
B01D 3/36UGR2
. .Azeotropic distillation [1, 2006.01]
B01D 3/38UGR2
. .Steam distillation [1, 2006.01]
B01D 3/40UGR2
. .Extractive distillation [1, 2006.01]
B01D 3/42UGR1
.Regulation; Control [1, 2006.01]
B01D 5/00HGRCondensation of vapours; Recovering volatile solvents by condensation (B01D 8/00 takes precedence; condensers F28B) [1, 3, 2006.01]
B01D 7/00HGRSublimation (B01D 8/00 takes precedence; freeze-drying F26) [1, 2006.01]
B01D 7/02UGR1
.Crystallisation directly from the vapour phase (into single crystals C30B 23/00) [2, 2006.01]
B01D 8/00HGRCold traps; Cold baffles [3, 2006.01]
B01D 9/00HGRCrystallisation (crystallisation directly from the vapour phase B01D 7/02; making single crystals C30B) [1, 2006.01]
B01D 9/02UGR1
.from solutions [1, 2006.01]
B01D 9/04UGR2
. .concentrating solutions by removing frozen solvent therefrom [1, 2006.01]
B01D 11/00HGRSolvent extraction [1, 2006.01]
B01D 11/02UGR1
.of solids [1, 2006.01]
B01D 11/04UGR1
.of solutions which are liquid [1, 2006.01]
B01D 12/00HGRDisplacing liquid, e.g. from wet solids or from dispersions of liquids or from solids in liquids, by means of another liquid [1, 2006.01]
B01D 15/00HGRSeparating processes involving the treatment of liquids with solid sorbents; Apparatus therefor [1, 4, 2006.01]
B01D 15/02UGR1
.with moving adsorbents [1, 2006.01]
B01D 15/04UGR1
.with ion-exchange materials as adsorbents (B01D 15/36 takes precedence) [1, 2006.01]
B01D 15/08UGR1
.Selective adsorption, e.g. chromatography [1, 2006.01]
B01D 15/10UGR2
. .characterised by constructional or operational features [2006.01]
B01D 15/12UGR3
. . .relating to the preparation of the feed [2006.01]
B01D 15/14UGR3
. . .relating to the introduction of the feed to the apparatus [2006.01]
B01D 15/16UGR3
. . .relating to the conditioning of the fluid carrier [2006.01]
B01D 15/18UGR3
. . .relating to flow patterns [2006.01]
B01D 15/20UGR3
. . .relating to the conditioning of the sorbent material [2006.01]
B01D 15/22UGR3
. . .relating to the construction of the column [2006.01]
B01D 15/24UGR3
. . .relating to the treatment of the fractions to be distributed [2006.01]
B01D 15/26UGR2
. .characterised by the separation mechanism [2006.01]
B01D 15/30UGR3
. . .Partition chromatography [2006.01]
B01D 15/32UGR3
. . .Bonded phase chromatography, e.g. with normal bonded phase, reversed phase or hydrophobic interaction [2006.01]
B01D 15/34UGR3
. . .Size-selective separation, e.g. size-exclusion chromatography; Gel filtration; Permeation [2006.01]
B01D 15/36UGR3
. . .involving ionic interaction, e.g. ion-exchange, ion-pair, ion-suppression or ion-exclusion [2006.01]
B01D 15/38UGR3
. . .involving specific interaction not covered by one or more of groups B01D 15/30-B01D 15/36, e.g. affinity, ligand exchange or chiral chromatography [2006.01]
B01D 15/40UGR3
. . .using supercritical fluid as mobile phase or eluent [2006.01]
B01D 15/42UGR2
. .characterised by the development mode, e.g. by displacement or by elution [2006.01]
B01D 17/00HGRSeparation of liquids, not provided for elsewhere, e.g. by thermal diffusion [1, 2006.01]
B01D 17/02UGR1
.Separation of non-miscible liquids [1, 2006.01]
B01D 17/022UGR2
. .by contact with a preferentially wettable solid [4, 2006.01]
B01D 17/025UGR2
. .by gravity, in a settling tank [4, 2006.01]
B01D 17/028UGR3
. . .provided with a set of baffles [4, 2006.01]
B01D 17/032UGR3
. . .provided with special equipment for removing at least one of the separated liquids [4, 2006.01]
B01D 17/035UGR2
. .by using gas-bubbles or moving solids introduced into the mixture [4, 2006.01]
B01D 17/038UGR2
. .by centrifugal force (centrifuges B04B; cyclones B04C) [4, 2006.01]
B01D 17/04UGR2
. .Breaking emulsions [1, 2006.01]
B01D 17/05UGR3
. . .by chemical treatment [4, 2006.01]
B01D 17/06UGR1
.Separation of liquids from each other by electricity [1, 2006.01]
B01D 17/09UGR1
.by thermal diffusion [4, 2006.01]
B01D 17/12UGR1
.Auxiliary equipment particularly adapted for use with liquid-separating apparatus, e.g. control circuits [4, 2006.01]
B01D 19/00HGRDegasification of liquids [1, 2006.01]
B01D 19/02UGR1
.Foam dispersion or prevention [1, 2006.01]
B01D 19/04UGR2
. .by addition of chemical substances [1, 2006.01]
B01D 21/00HGRSeparation of suspended solid particles from liquids by sedimentation (differential sedimentation B03D 3/00) [1, 2006.01]
B01D 21/01UGR1
.using flocculating agents [1, 2, 2006.01]
B01D 21/02UGR1
.Settling tanks [1, 4, 2006.01]
B01D 21/04UGR2
. .with moving scrapers [1, 2006.01]
B01D 21/06UGR3
. . .with rotating scrapers [1, 2006.01]
B01D 21/08UGR2
. .provided with flocculating compartments [1, 2006.01]
B01D 21/18UGR1
.Construction of the scrapers or the driving mechanisms for settling tanks [1, 2006.01]
B01D 21/20UGR2
. .Driving mechanisms [1, 2006.01]
B01D 21/22UGR2
. .Safety mechanisms [1, 2006.01]
B01D 21/24UGR1
.Feed or discharge mechanisms for settling tanks [1, 2006.01]
B01D 21/26UGR1
.Separation of sediment aided by centrifugal force [1, 2006.01]
B01D 21/28UGR1
.Mechanical auxiliary equipment for acceleration of sedimentation, e.g. by vibrators or the like [4, 2006.01]
B01D 21/30UGR1
.Control equipment [4, 2006.01]
B01D 21/32UGR2
. .Density control of clear liquid or sediment, e.g. optical control [4, 2006.01]
B01D 21/34UGR2
. .Controlling the feed distribution; Controlling the liquid level [4, 2006.01]
B01D 24/00ZWFiltration; Filtering material, regeneration thereof [2]
B01D 24/00HGRFilters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof (B01D 27/02 takes precedence) [5, 2006.01]
B01D 24/02UGR1
.with the filter bed stationary during the filtration [5, 2006.01]
B01D 24/04UGR2
. .the filtering material being clamped between pervious fixed walls (B01D 24/10, B01D 24/20 take precedence) [5, 2006.01]
B01D 24/06UGR3
. . .the pervious walls comprising a series of louvres or slots [5, 2006.01]
B01D 24/08UGR3
. . .the filtering material being supported by at least two pervious coaxial walls [5, 2006.01]
B01D 24/10UGR2
. .the filtering material being held in a closed container [5, 2006.01]
B01D 24/12UGR3
. . .Downward filtration, the filtering material being supported by pervious surfaces (B01D 24/18 takes precedence) [5, 2006.01]
B01D 24/14UGR3
. . .Downward filtration, the container having distribution or collection headers or pervious conduits (B01D 24/18 takes precedence) [5, 2006.01]
B01D 24/16UGR3
. . .Upward filtration (B01D 24/18 takes precedence) [5, 2006.01]
B01D 24/18UGR3
. . .Combined upward and downward filtration [5, 2006.01]
B01D 24/20UGR2
. .the filtering material being provided in an open container [5, 2006.01]
B01D 24/22UGR3
. . .Downward filtration, the filter material being supported by pervious surfaces [5, 2006.01]
B01D 24/24UGR3
. . .Downward filtration, the container having distribution or collection headers or pervious conduits [5, 2006.01]
B01D 24/26UGR3
. . .Upward filtration [5, 2006.01]
B01D 24/28UGR1
.with the filter bed moving during the filtration (with the filter bed fluidised B01D 24/36) [5, 2006.01]
B01D 24/30UGR2
. .Translation [5, 2006.01]
B01D 24/32UGR2
. .Rotation [5, 2006.01]
B01D 24/34UGR1
.with the filtering material and its pervious support moving (tipping buckets, trays or like sections B01D 33/327) [5, 2006.01]
B01D 24/36UGR1
.with the filter bed fluidised during the filtration (with the filter bed being stationary B01D 24/02) [5, 2006.01]
B01D 24/38UGR1
.Feed or discharge devices [5, 2006.01]
B01D 24/40UGR2
. .for feeding [5, 2006.01]
B01D 24/42UGR2
. .for discharging filtrate [5, 2006.01]
B01D 24/44UGR2
. .for discharging filter cake, e.g. chutes [5, 2006.01]
B01D 24/46UGR1
.Regenerating the filtering material in the filter (B01D 24/44 takes precedence) [5, 2006.01]
B01D 24/48UGR1
.integrally combined with devices for controlling the filtration [5, 2006.01]
B01D 25/00HGRFilters formed by clamping together several filtering elements or parts of such elements (disc filters B01D 29/39) [1, 5, 2006.01]
B01D 25/02UGR1
.in which the elements are pre-formed independent filtering units, e.g. modular systems [1, 2006.01]
B01D 25/12UGR1
.Filter presses, i.e. of the plate or plate and frame type [1, 2006.01]
B01D 25/127UGR2
. .with one or more movable filter bands arranged to be clamped between the press plates or between a plate and a frame during filtration, e.g. zigzag endless filter bands (B01D 25/172, B01D 25/176, B01D 25/19 take precedence) [5, 2006.01]
B01D 25/133UGR3
. . .with compression of the filter cake, e.g. by inflatable membranes [5, 2006.01]
B01D 25/164UGR2
. .Chamber-plate presses, i.e. the sides of the filtering elements being clamped between two successive filtering plates (B01D 25/127, B01D 25/172, B01D 25/176, B01D 25/19 take precedence) [5, 2006.01]
B01D 25/168UGR3
. . .with compression of the filter cake, e.g. by inflatable membranes [5, 2006.01]
B01D 25/172UGR2
. .Plate spreading means (removal of filter cakes B01D 25/32) [5, 2006.01]
B01D 25/176UGR2
. .attaching the filter element to the filter press plates, e.g. around the central feed hole in the plates [5, 2006.01]
B01D 25/19UGR2
. .Clamping means for closing the filter press, e.g. hydraulic jacks [5, 2006.01]
B01D 25/21UGR2
. .Plate and frame presses (B01D 25/172, B01D 25/176, B01D 25/19 take precedence) [5, 2006.01]
B01D 25/22UGR1
.Cell-type filters [1, 2006.01]
B01D 25/24UGR2
. .Cell-type roll filters [1, 2006.01]
B01D 25/26UGR2
. .Cell-type stack filters [1, 2006.01]
B01D 25/28UGR1
.Leaching or washing filter cakes in the filter [1, 2006.01]
B01D 25/30UGR1
.Feeding devices [1, 2006.01]
B01D 25/32UGR1
.Removal of filter cakes [1, 2006.01]
B01D 25/34UGR2
. .by moving the filter elements [1, 2006.01]
B01D 25/36UGR3
. . .by centrifugal force [1, 2006.01]
B01D 25/38UGR2
. .by moving parts, e.g. scrapers, contacting stationary filter elements [1, 2006.01]
B01D 27/00HGRCartridge filters of the throw-away type [1, 5, 2006.01]
B01D 27/02UGR1
.with cartridges made from a mass of loose material [1, 2006.01]
B01D 27/04UGR1
.with cartridges made of a piece of unitary material, e.g. filter paper [1, 2006.01]
B01D 27/06UGR2
. .with corrugated, folded or wound material [1, 2006.01]
B01D 27/07UGR3
. . .having a coaxial stream through the filtering element [5, 2006.01]
B01D 27/08UGR1
.Construction of the casing [1, 2006.01]
B01D 27/10UGR1
.Safety devices, e.g. by-passes [1, 2006.01]
B01D 27/14UGR1
.having more than one filtering element [5, 2006.01]
B01D 29/00HGRFilters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D 24/00-B01D 27/00;   Filtering elements therefor [1, 2006.01]
B01D 29/01UGR1
.with flat filtering elements (B01D 29/39 takes precedence) [5, 2006.01]
B01D 29/03UGR2
. .self-supporting [5, 2006.01]
B01D 29/05UGR2
. .supported [5, 2006.01]
B01D 29/07UGR3
. . .with corrugated, folded or wound filtering sheets [5, 2006.01]
B01D 29/075UGR2
. .located in a closed housing and comprising scrapers or agitators on the cake side of the filtering elements, e.g. Nutsche- or Rosenmund-type filters for performing multiple step operations such as chemical reactions, filtering and cake treatment [5, 2006.01]
B01D 29/085UGR1
.Funnel filters; Holders therefor [5, 2006.01]
B01D 29/09UGR1
.with filtering bands, e.g. movable between filtering operations [5, 2006.01]
B01D 29/11UGR1
.with bag, cage, hose, tube, sleeve or like filtering elements [5, 2006.01]
B01D 29/13UGR2
. .Supported filter elements [5, 2006.01]
B01D 29/15UGR3
. . .arranged for inward flow filtration [5, 2006.01]
B01D 29/17UGR4
. . . .open-ended [5, 2006.01]
B01D 29/19UGR4
. . . .on solid frames with surface grooves or the like [5, 2006.01]
B01D 29/21UGR4
. . . .with corrugated, folded or wound sheets [5, 2006.01]
B01D 29/23UGR3
. . .arranged for outward flow filtration [5, 2006.01]
B01D 29/25UGR4
. . . .open-ended [5, 2006.01]
B01D 29/27UGR4
. . . .Filter bags [5, 2006.01]
B01D 29/31UGR2
. .Self-supporting filtering elements [5, 2006.01]
B01D 29/33UGR3
. . .arranged for inward flow filtration [5, 2006.01]
B01D 29/35UGR3
. . .arranged for outward flow filtration [5, 2006.01]
B01D 29/37UGR3
. . .open-ended [5, 2006.01]
B01D 29/39UGR1
.with hollow discs side by side on, or around, one or more tubes, e.g. of the leaf type [5, 2006.01]
B01D 29/41UGR2
. .mounted transversely on the tube [5, 2006.01]
B01D 29/43UGR2
. .mounted otherwise than transversely on the tube [5, 2006.01]
B01D 29/44UGR1
.Edge filtering elements, i.e. using contiguous impervious surfaces [4, 2006.01]
B01D 29/46UGR2
. .of flat, stacked bodies [4, 2006.01]
B01D 29/48UGR2
. .of spirally or helically wound bodies [4, 2006.01]
B01D 29/50UGR1
.with multiple filtering elements, characterised by their mutual disposition (B01D 29/39 takes precedence) [5, 2006.01]
B01D 29/52UGR2
. .in parallel connection [5, 2006.01]
B01D 29/54UGR3
. . .arranged concentrically or coaxially [5, 2006.01]
B01D 29/56UGR2
. .in series connection [5, 2006.01]
B01D 29/58UGR3
. . .arranged concentrically or coaxially [5, 2006.01]
B01D 29/60UGR1
.integrally combined with devices for controlling the filtration [5, 2006.01]
B01D 29/62UGR1
.Regenerating the filter material in the filter (devices for taking out of action one or more units of multi-unit filters, e.g. for regeneration, B01D 35/12) [5, 2006.01]
B01D 29/64UGR2
. .by scrapers, brushes or the like, acting on the cake side of the filtering element [5, 2006.01]
B01D 29/66UGR2
. .by flushing, e.g. counter-current air-bumps [5, 2006.01]
B01D 29/68UGR3
. . .with backwash arms, shoes or nozzles [5, 2006.01]
B01D 29/70UGR2
. .by forces created by movement of the filter element [5, 2006.01]
B01D 29/72UGR3
. . .involving vibrations [5, 2006.01]
B01D 29/74UGR3
. . .involving centrifugal force [5, 2006.01]
B01D 29/76UGR1
.Handling the filter cake in the filter for purposes other than for regenerating (B01D 29/94 takes precedence) [5, 2006.01]
B01D 29/78UGR2
. .for washing [5, 2006.01]
B01D 29/80UGR2
. .for drying [5, 2006.01]
B01D 29/82UGR3
. . .by compression [5, 2006.01]
B01D 29/84UGR3
. . .by gases or by heating [5, 2006.01]
B01D 29/86UGR2
. .Retarding cake deposition on the filter during the filtration period, e.g. using stirrers [5, 2006.01]
B01D 29/88UGR1
.having feed or discharge devices [5, 2006.01]
B01D 29/90UGR2
. .for feeding [5, 2006.01]
B01D 29/92UGR2
. .for discharging filtrate [5, 2006.01]
B01D 29/94UGR2
. .for discharging the filter cake, e.g. chutes [5, 2006.01]
B01D 29/96UGR1
.in which the filtering elements are moved between filtering operations; Particular measures for removing or replacing the filtering elements; Transport systems for filters (B01D 29/09, B01D 29/70 take precedence) [5, 2006.01]
B01D 33/00HGRFilters with filtering elements which move during the filtering operation (filters comprising loose filtering material moving or fluidised during filtration B01D 24/28-B01D 24/36; centrifuges B04B) [1, 5, 2006.01]
B01D 33/01UGR1
.with translationally moving filtering elements, e.g. pistons (B01D 33/04-B01D 33/327 take precedence) [5, 2006.01]
B01D 33/03UGR2
. .with vibrating filter elements [5, 2006.01]
B01D 33/04UGR1
.with filtering bands or the like supported on cylinders which are impervious for filtering [1, 5, 2006.01]
B01D 33/044UGR1
.with filtering bands or the like supported on cylinders which are pervious for filtering [5, 2006.01]
B01D 33/048UGR2
. .with endless filtering bands [5, 2006.01]
B01D 33/052UGR3
. . .combined with a compression device (B01D 33/64 takes precedence) [5, 2006.01]
B01D 33/056UGR1
.Construction of filtering bands or supporting belts, e.g. devices for centering, mounting or sealing the filtering bands or the supporting belts [5, 2006.01]
B01D 33/06UGR1
.with rotary cylindrical filtering surfaces, e.g. hollow drums (B01D 33/044 takes precedence) [1, 2006.01]
B01D 33/067UGR2
. .Construction of the filtering drums, e.g. mounting or sealing arrangements [5, 2006.01]
B01D 33/073UGR2
. .arranged for inward flow filtration [5, 2006.01]
B01D 33/09UGR3
. . .with surface cells independently connected to pressure distributors [5, 2006.01]
B01D 33/11UGR2
. .arranged for outward flow filtration [5, 2006.01]
B01D 33/13UGR3
. . .with surface cells independently connected to pressure distributors [5, 2006.01]
B01D 33/15UGR1
.with rotary plane filtering surfaces [5, 2006.01]
B01D 33/17UGR2
. .with rotary filtering tables (tables divided into separately tiltable buckets, trays or like sections B01D 33/327) [5, 2006.01]
B01D 33/19UGR3
. . .the table surface being divided in successively tilted sectors or cells, e.g. for discharging the filter cake [5, 2006.01]
B01D 33/21UGR2
. .with hollow filtering discs transversely mounted on a hollow rotary shaft [5, 2006.01]
B01D 33/23UGR3
. . .Construction of discs or component sectors thereof [5, 2006.01]
B01D 33/25UGR2
. .with hollow frames axially mounted on a hollow rotary shaft [5, 2006.01]
B01D 33/27UGR1
.with rotary filtering surfaces, which are neither cylindrical nor planar, e.g. helical surfaces [5, 2006.01]
B01D 33/29UGR1
.the movement of the filter elements being a combination of movements (B01D 33/19 takes precedence) [5, 2006.01]
B01D 33/31UGR2
. .Planetary movement [5, 2006.01]
B01D 33/327UGR2
. .Tipping buckets, trays or like sections [5, 2006.01]
B01D 33/333UGR1
.with individual filtering elements moving along a closed path (tipping buckets, trays or like sections B01D 33/327) [5, 2006.01]
B01D 33/35UGR1
.with multiple filtering elements characterised by their mutual disposition (B01D 33/21 takes precedence) [5, 2006.01]
B01D 33/37UGR2
. .in parallel connection [5, 2006.01]
B01D 33/39UGR3
. . .concentrically or coaxially [5, 2006.01]
B01D 33/41UGR2
. .in series connection [5, 2006.01]
B01D 33/42UGR3
. . .concentrically or coaxially [5, 2006.01]
B01D 33/44UGR1
.Regenerating the filter material in the filter (devices for taking out of action one or more units of multi-unit filters, e.g. for regeneration, B01D 35/12) [5, 2006.01]
B01D 33/46UGR2
. .by scrapers, brushes or the like acting on the cake-side of the filtering element [5, 2006.01]
B01D 33/48UGR2
. .by flushing, e.g. counter-current air-bumps [5, 2006.01]
B01D 33/50UGR3
. . .with backwash arms, shoes or nozzles [5, 2006.01]
B01D 33/52UGR2
. .by forces created by movement of the filter element [5, 2006.01]
B01D 33/54UGR3
. . .involving vibrations [5, 2006.01]
B01D 33/56UGR3
. . .involving centrifugal force [5, 2006.01]
B01D 33/58UGR1
.Handling the filter cake in the filter for purposes other than for regenerating (B01D 33/76 takes precedence) [5, 2006.01]
B01D 33/60UGR2
. .for washing [5, 2006.01]
B01D 33/62UGR2
. .for drying [5, 2006.01]
B01D 33/64UGR3
. . .by compression [5, 2006.01]
B01D 33/66UGR3
. . .by gases or by heating [5, 2006.01]
B01D 33/68UGR2
. .Retarding cake deposition on the filter during the filtration period, e.g. using stirrers [5, 2006.01]
B01D 33/70UGR1
.having feed or discharge devices (B01D 33/82 takes precedence) [5, 2006.01]
B01D 33/72UGR2
. .for feeding [5, 2006.01]
B01D 33/74UGR2
. .for discharging filtrate [5, 2006.01]
B01D 33/76UGR2
. .for discharging the filter cake, e.g. chutes [5, 2006.01]
B01D 33/80UGR1
.Accessories [5, 2006.01]
B01D 33/82UGR2
. .Means for pressure distribution [5, 2006.01]
B01D 35/00HGRFiltering devices having features not specifically covered by groups B01D 24/00-B01D 33/00, or for applications not specifically covered by groups B01D 24/00-B01D 33/00; Auxiliary devices for filtration; Filter housing constructions [1, 2006.01]
B01D 35/01UGR1
.Devices for the removal of gas, e.g. air purge systems [5, 2006.01]
B01D 35/02UGR1
.Filters adapted for location in special places, e.g. pipe-lines, pumps, stop-cocks (B01D 35/05 takes precedence) [1, 2006.01]
B01D 35/027UGR2
. .rigidly mounted in or on tanks or reservoirs (B01D 35/04 takes precedence) [5, 2006.01]
B01D 35/04UGR2
. .Plug, tap, or cock filters [1, 2006.01]
B01D 35/05UGR1
.Floating filters [5, 2006.01]
B01D 35/06UGR1
.Filters making use of electricity or magnetism (ultrafiltration, microfiltration B01D 61/14; electrodialysis, electro-osmosis B01D 61/42;  combinations of filters and magnetic separators B03C 1/30) [1, 5, 2006.01]
B01D 35/10UGR1
.Brush filters [1, 2006.01]
B01D 35/12UGR1
.Devices for taking out of action one or more units of multi-unit filters, e.g. for regeneration [1, 2006.01]
B01D 35/14UGR1
.Safety devices specially adapted for filtration; Devices for indicating clogging (incorporated in a throw-away filter B01D 27/10) [1, 2006.01]
B01D 35/143UGR2
. .Filter condition indicators [5, 2006.01]
B01D 35/147UGR2
. .Bypass or safety valves [5, 2006.01]
B01D 35/15UGR2
. .Bidirectional working filters [5, 2006.01]
B01D 35/153UGR2
. .Anti-leakage or anti-return valves [5, 2006.01]
B01D 35/157UGR2
. .Flow control valves; Damping or calibrated passages [5, 2006.01]
B01D 35/16UGR1
.Cleaning-out devices [1, 2006.01]
B01D 35/18UGR1
.Heating or cooling the filters [1, 2006.01]
B01D 35/20UGR1
.Vibrating the filters (regenerating filter material by vibrations in filters with stationary filtering elements B01D 29/72; discharging the filter cake by vibrations in filters with moving filtering elements B01D 33/54, B01D 33/76) [1, 5, 2006.01]
B01D 35/22UGR1
.Directing the mixture to be filtered on to the filters in a manner to clean the filters [1, 2006.01]
B01D 35/24UGR1
.Providing loose granular material to scratch the filters clean [1, 2006.01]
B01D 35/26UGR1
.Filters with built-in pumps [1, 2006.01]
B01D 35/28UGR1
.Strainers not provided for elsewhere [1, 2006.01]
B01D 35/30UGR1
.Filter housing constructions [4, 2006.01]
B01D 35/31UGR2
. .including arrangements for environmental protection, e.g. pressure resisting features [5, 2006.01]
B01D 35/32UGR3
. . .against radiation [5, 2006.01]
B01D 35/34UGR2
. .open-topped (B01D 35/31 takes precedence) [5, 2006.01]
B01D 36/00HGRFilter circuits or combinations of filters with other separating devices (devices for the removal of gas, e.g. air purge systems B01D 35/01; magnetic or electrostatic separators combined with filters B03C) [4, 5, 2006.01]
B01D 36/02UGR1
.Combinations of filters of different kinds (B01D 29/50, B01D 33/35 take precedence) [4, 5, 2006.01]
B01D 36/04UGR1
.Combinations of filters with settling tanks [4, 2006.01]
B01D 37/00HGRProcesses of filtration (processes specially adapted for filtering gases B01D 46/00) [1, 2006.01]
B01D 37/02UGR1
.Precoating the filtering elements or material; Addition of filter aids to the liquid being filtered [1, 2006.01]
B01D 37/03UGR1
.using flocculating agents [5, 2006.01]
B01D 37/04UGR1
.Controlling the filtration [1, 2006.01]
B01D 39/00HGRFiltering material for liquid or gaseous fluids [1, 2006.01]
B01D 39/02UGR1
.Loose filtering material, e.g. loose fibres [1, 2006.01]
B01D 39/04UGR2
. .Organic material, e.g. cellulose, cotton [1, 2006.01]
B01D 39/06UGR2
. .Inorganic material, e.g. asbestos fibres, glass beads or fibres [1, 2006.01]
B01D 39/08UGR1
.Filter cloth, i.e. woven, knitted or interlaced material (metallic B01D 39/10) [1, 2006.01]
B01D 39/10UGR1
.Filter screens essentially made of metal [1, 2006.01]
B01D 39/12UGR2
. .of wire gauze; of knitted wire; of expanded metal [1, 2006.01]
B01D 39/14UGR1
.Other self-supporting filtering material [1, 2006.01]
B01D 39/16UGR2
. .of organic material, e.g. synthetic fibres [1, 2006.01]
B01D 39/18UGR3
. . .the material being cellulose or derivatives thereof [1, 2006.01]
B01D 39/20UGR2
. .of inorganic material, e.g. asbestos paper or metallic filtering material of non-woven wires [1, 2006.01]
B01D 41/00HGRRegeneration of the filtering material or filter elements outside the filter for liquid or gaseous fluids [1, 2006.01]
B01D 41/02UGR1
.of loose filtering material [1, 2006.01]
B01D 41/04UGR1
.of rigid self-supporting filtering material [1, 2006.01]
B01D 43/00ZWE
B01D 43/00HGRSeparating particles from liquids, or liquids from solids, otherwise than by sedimentation or filtration (flotation processes B03D 1/00; drying solid materials or objects F26B) [1, 2006.01]
B01D 45/00ZWSeparating dispersed particles from gases or vapours
B01D 45/00HGRSeparating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces [1, 2006.01]
B01D 45/02UGR1
.by utilising gravity [1, 2006.01]
B01D 45/04UGR1
.by utilising inertia (B01D 45/12 takes precedence) [1, 2006.01]
B01D 45/06UGR2
. .by reversal of direction of flow [1, 2006.01]
B01D 45/08UGR2
. .by impingement against baffle separators [1, 2006.01]
B01D 45/10UGR3
. . .which are wetted [1, 2006.01]
B01D 45/12UGR1
.by centrifugal forces (centrifuges B04B; cyclones B04C) [1, 2006.01]
B01D 45/14UGR2
. .generated by rotating vanes, discs, drums or brushes [1, 2006.01]
B01D 45/16UGR2
. .generated by the winding course of the gas stream [1, 2006.01]
B01D 45/18UGR1
.Cleaning-out devices [1, 2006.01]
B01D 46/00HGRFilters or filtering processes specially modified for separating dispersed particles from gases or vapours (filtering elements B01D 24/00-B01D 35/00; filtering material B01D 39/00; their regeneration outside the filters B01D 41/00) [1, 2006.01]
B01D 46/02UGR1
.Particle separators, e.g. dust precipitators, having hollow filters made of flexible material [1, 2006.01]
B01D 46/04UGR2
. .Cleaning filters [1, 2006.01]
B01D 46/06UGR2
. .with means keeping the working surfaces flat [1, 2006.01]
B01D 46/08UGR3
. . .the working surfaces forming a star shape [1, 2006.01]
B01D 46/10UGR1
.Particle separators, e.g. dust precipitators, using filter plates, sheets, or pads having plane surfaces [1, 2006.01]
B01D 46/12UGR2
. .in multiple arrangements [1, 2006.01]
B01D 46/14UGR2
. .arranged in a star shape [1, 2006.01]
B01D 46/16UGR2
. .arranged on non-filtering conveyors [1, 2006.01]
B01D 46/18UGR1
.Particle separators, e.g. dust precipitators, using filtering belts [1, 2006.01]
B01D 46/20UGR2
. .the belts combined with drums [1, 2006.01]
B01D 46/22UGR2
. .the belts travelling during filtering [1, 2006.01]
B01D 46/24UGR1
.Particle separators, e.g. dust precipitators, using rigid hollow filter bodies [1, 2006.01]
B01D 46/26UGR2
. .rotatable [1, 2006.01]
B01D 46/28UGR1
.Particle separators, e.g. dust precipitators, using filter brushes [1, 2006.01]
B01D 46/30UGR1
.Particle separators, e.g. dust precipitators, using loose filtering material [1, 2006.01]
B01D 46/32UGR2
. .the material moving during filtering [1, 2006.01]
B01D 46/34UGR3
. . .not horizontally, e.g. using shoots [1, 2006.01]
B01D 46/36UGR3
. . .as a substantially horizontal layer, e.g. on rotary tables, drums or conveyor belts [1, 2006.01]
B01D 46/38UGR3
. . .as fluidised bed [1, 2006.01]
B01D 46/40UGR1
.Particle separators, e.g. dust precipitators, using edge filters, i.e. using contiguous impervious surfaces [1, 2006.01]
B01D 46/42UGR1
.Auxiliary equipment or operation thereof [1, 2006.01]
B01D 46/44UGR2
. .controlling filtration [1, 2006.01]
B01D 46/46UGR3
. . .automatic [1, 2006.01]
B01D 46/48UGR2
. .Removing dust other than cleaning filters [1, 2006.01]
B01D 46/50UGR2
. .Means for discharging electrostatic potential [1, 2006.01]
B01D 46/52UGR1
.Particle separators, e.g. dust precipitators, using filters embodying folded material [1, 2006.01]
B01D 46/54UGR1
.Particle separators, e.g. dust precipitators, using ultra-fine filter sheets or diaphragms [1, 2006.01]
B01D 47/00HGRSeparating dispersed particles from gases, air or vapours by liquid as separating agent (B01D 45/10 takes precedence; fractionating columns or parts thereof B01D 3/16) [1, 2006.01]
B01D 47/02UGR1
.by passing the gas or air or vapour over or through a liquid bath [1, 2006.01]
B01D 47/04UGR1
.by passing the gas or air or vapour through foam [1, 2006.01]
B01D 47/05UGR1
.by condensation of the separating agent [3, 2006.01]
B01D 47/06UGR1
.Spray cleaning [1, 2006.01]
B01D 47/08UGR2
. .with rotary nozzles [1, 2006.01]
B01D 47/10UGR1
.Venturi scrubbers [1, 2006.01]
B01D 47/12UGR1
.Washers with plural different washing sections (B01D 47/14 takes precedence) [1, 3, 2006.01]
B01D 47/14UGR1
.Packed scrubbers [1, 3, 2006.01]
B01D 47/16UGR1
.Apparatus having rotary means, other than rotatable nozzles, for atomising the cleaning liquid [1, 2006.01]
B01D 47/18UGR2
. .with horizontally-arranged shafts [1, 2006.01]
B01D 49/00HGRSeparating dispersed particles from gases, air or vapours by other methods [1, 2006.01]
B01D 49/02UGR1
.by thermal repulsion [1, 2006.01]
B01D 50/00HGRCombinations of devices for separating particles from gases or vapours [1, 2006.01]
B01D 51/00HGRAuxiliary pretreatment of gases or vapours to be cleaned from dispersed particles [1, 6, 2006.01]
B01D 51/02UGR1
.Amassing the particles, e.g. by flocculation [1, 2006.01]
B01D 51/04UGR2
. .by seeding, e.g. by adding particles [1, 2006.01]
B01D 51/06UGR2
. .by varying the pressure of the gas or vapour [1, 2006.01]
B01D 51/08UGR3
. . .by sound or ultrasonics [1, 2006.01]
B01D 51/10UGR1
.Conditioning the gas to be cleaned [1, 2006.01]
B01D 53/00ZWE
B01D 53/00HGRSeparation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases or aerosols (recovery of volatile solvents by condensation B01D 5/00; sublimation B01D 7/00; cold traps, cold baffles B01D 8/00;  separation of difficult-to-condense gases or air by liquefaction F25J 3/00) [1, 3, 5, 2006.01]
B01D 53/02UGR1
.by adsorption, e.g. preparative gas chromatography [1, 2006.01]
B01D 53/04UGR2
. .with stationary adsorbents [1, 2006.01]
B01D 53/047UGR3
. . .Pressure swing adsorption [6, 2006.01]
B01D 53/053UGR4
. . . .with storage or buffer vessel [6, 2006.01]
B01D 53/06UGR2
. .with moving adsorbents [1, 2006.01]
B01D 53/08UGR3
. . .according to the "moving bed" method [1, 2006.01]
B01D 53/10UGR3
. . .with dispersed adsorbents [1, 2006.01]
B01D 53/12UGR4
. . . .according to the "fluidised technique" [1, 2006.01]
B01D 53/14UGR1
.by absorption [1, 2006.01]
B01D 53/18UGR2
. .Absorbing units; Liquid distributors therefor (B01D 3/16, B01D 3/26, B01D 3/30 take precedence) [1, 2006.01]
B01D 53/22UGR1
.by diffusion [1, 2006.01]
B01D 53/24UGR1
.by centrifugal force (centrifuges B04B; cyclones B04C) [1, 2006.01]
B01D 53/26UGR1
.Drying gases or vapours [1, 2006.01]
B01D 53/28UGR2
. .Selection of materials for use as drying agents [1, 2006.01]
B01D 53/30UGR1
.Controlling by gas-analysis apparatus [1, 2006.01]
B01D 53/32UGR1
.by electrical effects other than those provided for in group B01D 61/00 [1, 5, 2006.01]
B01D 53/34UGR1
.Chemical or biological purification of waste gases [1, 3, 6, 2006.01]
B01D 53/38UGR2
. .Removing components of undefined structure [6, 2006.01]
B01D 53/40UGR3
. . .Acidic components (B01D 53/44 takes precedence) [6, 2006.01]
B01D 53/42UGR3
. . .Basic components (B01D 53/44 takes precedence) [6, 2006.01]
B01D 53/44UGR3
. . .Organic components [6, 2006.01]
B01D 53/46UGR2
. .Removing components of defined structure [6, 2006.01]
B01D 53/48UGR3
. . .Sulfur compounds [6, 2006.01]
B01D 53/50UGR4
. . . .Sulfur oxides (B01D 53/60 takes precedence) [6, 2006.01]
B01D 53/52UGR4
. . . .Hydrogen sulfide [6, 2006.01]
B01D 53/54UGR3
. . .Nitrogen compounds [6, 2006.01]
B01D 53/56UGR4
. . . .Nitrogen oxides (B01D 53/60 takes precedence) [6, 2006.01]
B01D 53/58UGR4
. . . .Ammonia [6, 2006.01]
B01D 53/60UGR3
. . .Simultaneously removing sulfur oxides and nitrogen oxides [6, 2006.01]
B01D 53/62UGR3
. . .Carbon oxides [6, 2006.01]
B01D 53/64UGR3
. . .Heavy metals or compounds thereof, e.g. mercury [6, 2006.01]
B01D 53/66UGR3
. . .Ozone [6, 2006.01]
B01D 53/68UGR3
. . .Halogens or halogen compounds [6, 2006.01]
B01D 53/70UGR4
. . . .Organic halogen compounds [6, 2006.01]
B01D 53/72UGR3
. . .Organic compounds not provided for in groups B01D 53/48-B01D 53/70, e.g. hydrocarbons [6, 2006.01]
B01D 53/73UGR2
. .After-treatment of removed components [6, 2006.01]
B01D 53/74UGR2
. .General processes for purification of waste gases; Apparatus or devices specially adapted therefor (B01D 53/92 takes precedence) [6, 2006.01]
B01D 53/75UGR3
. . .Multi-step processes [6, 2006.01]
B01D 53/76UGR3
. . .Gas phase processes, e.g. by using aerosols [6, 2006.01]
B01D 53/77UGR3
. . .Liquid phase processes [6, 2006.01]
B01D 53/78UGR4
. . . .with gas-liquid contact [6, 2006.01]
B01D 53/79UGR4
. . . .Injecting reactants [6, 2006.01]
B01D 53/80UGR3
. . .Semi-solid phase processes, i.e. by using slurries [6, 2006.01]
B01D 53/81UGR3
. . .Solid phase processes [6, 2006.01]
B01D 53/82UGR4
. . . .with stationary reactants [6, 2006.01]
B01D 53/83UGR4
. . . .with moving reactants [6, 2006.01]
B01D 53/84UGR3
. . .Biological processes [6, 2006.01]
B01D 53/85UGR4
. . . .with gas-solid contact [6, 2006.01]
B01D 53/86UGR3
. . .Catalytic processes [6, 2006.01]
B01D 53/88UGR4
. . . .Handling or mounting catalysts [6, 2006.01]
B01D 53/90UGR4
. . . .Injecting reactants [6, 2006.01]
B01D 53/92UGR2
. .of engine exhaust gases (exhaust apparatus having means for purifying or otherwise treating exhaust gases F01N 3/00) [6, 2006.01]
B01D 53/94UGR3
. . .by catalytic processes [6, 2006.01]
B01D 53/96UGR2
. .Regeneration, reactivation or recycling of reactants [6, 2006.01]
B01D 57/00HGRSeparation, other than separation of solids, not fully covered by a single other group or subclass, e.g. B03C [1, 2006.01]
B01D 57/02UGR1
.by electrophoresis [3, 5, 2006.01]
B01D 59/00HGRSeparation of different isotopes of the same chemical element [1, 2006.01]
B01D 59/02UGR1
.Separation by phase transition [1, 2006.01]
B01D 59/04UGR2
. .by distillation [1, 2006.01]
B01D 59/06UGR2
. .by fractional melting; by zone melting [1, 2006.01]
B01D 59/08UGR2
. .by fractional crystallisation, by precipitation, by zone freezing [1, 2006.01]
B01D 59/10UGR1
.Separation by diffusion [1, 2006.01]
B01D 59/12UGR2
. .by diffusion through barriers [1, 2006.01]
B01D 59/14UGR3
. . .Construction of the barrier [1, 2006.01]
B01D 59/16UGR2
. .by thermal diffusion [1, 2006.01]
B01D 59/18UGR2
. .by separation jets [1, 2006.01]
B01D 59/20UGR1
.Separation by centrifuging [1, 2006.01]
B01D 59/22UGR1
.Separation by extracting [1, 2006.01]
B01D 59/24UGR2
. .by solvent extraction [1, 2006.01]
B01D 59/26UGR2
. .by sorption, i.e. absorption, adsorption, persorption [1, 2006.01]
B01D 59/28UGR1
.Separation by chemical exchange [1, 2006.01]
B01D 59/30UGR2
. .by ion exchange [1, 2006.01]
B01D 59/32UGR2
. .by exchange between fluids [1, 2006.01]
B01D 59/33UGR3
. . .involving dual temperature exchange [2, 2006.01]
B01D 59/34UGR1
.Separation by photochemical methods [1, 2006.01]
B01D 59/36UGR1
.Separation by biological methods [1, 2006.01]
B01D 59/38UGR1
.Separation by electrochemical methods [1, 2006.01]
B01D 59/40UGR2
. .by electrolysis [1, 2006.01]
B01D 59/42UGR2
. .by electromigration; by electrophoresis [1, 2006.01]
B01D 59/44UGR1
.Separation by mass spectrography (particle spectrometers or separator tubes H01J 49/00) [1, 2006.01]
B01D 59/46UGR2
. .using only electrostatic fields [1, 2006.01]
B01D 59/48UGR2
. .using electrostatic and magnetic fields [1, 2006.01]
B01D 59/50UGR1
.Separation involving two or more processes covered by different groups selected from groups B01D 59/02, B01D 59/10, B01D 59/20, B01D 59/22, B01D 59/28, B01D 59/34, B01D 59/36, B01D 59/38, B01D 59/44 [1, 2006.01]
B01D 61/00ZWProcesses of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus specially adapted therefor; Semi-permeable membranes or their production [5]
B01D 61/00HGRProcesses of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor (separation of gases or vapours by diffusion B01D 53/22) [5, 2006.01]
B01D 61/02UGR1
.Reverse osmosis; Hyperfiltration [5, 2006.01]
B01D 61/04UGR2
. .Feed pretreatment [5, 2006.01]
B01D 61/06UGR2
. .Energy recovery [5, 2006.01]
B01D 61/08UGR2
. .Apparatus therefor [5, 2006.01]
B01D 61/10UGR2
. .Accessories; Auxiliary operations [5, 2006.01]
B01D 61/12UGR2
. .Controlling or regulating [5, 2006.01]
B01D 61/14UGR1
.Ultrafiltration; Microfiltration [5, 2006.01]
B01D 61/16UGR2
. .Feed pretreatment [5, 2006.01]
B01D 61/18UGR2
. .Apparatus therefor [5, 2006.01]
B01D 61/20UGR2
. .Accessories; Auxiliary operations [5, 2006.01]
B01D 61/22UGR2
. .Controlling or regulating [5, 2006.01]
B01D 61/24UGR1
.Dialysis [5, 2006.01]
B01D 61/26UGR2
. .Dialysate solution flow, e.g. preparation, regeneration [5, 2006.01]
B01D 61/28UGR2
. .Apparatus therefor [5, 2006.01]
B01D 61/30UGR2
. .Accessories; Auxiliary operation [5, 2006.01]
B01D 61/32UGR2
. .Controlling or regulating [5, 2006.01]
B01D 61/34UGR3
. . .Measuring ultrafiltrate during dialysis [5, 2006.01]
B01D 61/36UGR1
.Pervaporation; Membrane distillation; Liquid permeation [5, 2006.01]
B01D 61/38UGR1
.Liquid-membrane separation [5, 2006.01]
B01D 61/40UGR2
. .using emulsion-type membranes [5, 2006.01]
B01D 61/42UGR1
.Electrodialysis; Electro-osmosis [5, 2006.01]
B01D 61/44UGR2
. .Ion-selective electrodialysis [5, 2006.01]
B01D 61/46UGR3
. . .Apparatus therefor [5, 2006.01]
B01D 61/48UGR4
. . . .having one or more compartments filled with ion-exchange material [5, 2006.01]
B01D 61/50UGR4
. . . .Stacks of the plate-and-frame type [5, 2006.01]
B01D 61/52UGR3
. . .Accessories; Auxiliary operation [5, 2006.01]
B01D 61/54UGR3
. . .Controlling or regulating [5, 2006.01]
B01D 61/56UGR2
. .Electro-osmotic dewatering [5, 2006.01]
B01D 61/58UGR1
.Multistep processes [5, 2006.01]
B01D 63/00HGRApparatus in general for separation processes using semi-permeable membranes [5, 2006.01]
B01D 63/02UGR1
.Hollow fibre modules [5, 2006.01]
B01D 63/04UGR2
. .comprising multiple hollow fibre assemblies [5, 2006.01]
B01D 63/06UGR1
.Tubular membrane modules [5, 2006.01]
B01D 63/08UGR1
.Flat membrane modules [5, 2006.01]
B01D 63/10UGR1
.Spiral-wound membrane modules [5, 2006.01]
B01D 63/12UGR2
. .comprising multiple spiral-wound assemblies [5, 2006.01]
B01D 63/14UGR1
.Pleat-type membrane modules [5, 2006.01]
B01D 63/16UGR1
.Rotary, reciprocated or vibrated modules [5, 2006.01]
B01D 65/00HGRAccessories or auxiliary operations, in general, for separation processes or apparatus using semi-permeable membranes [5, 2006.01]
B01D 65/02UGR1
.Membrane cleaning or sterilisation [5, 2006.01]
B01D 65/04UGR2
. .with movable bodies, e.g. foam balls [5, 2006.01]
B01D 65/06UGR2
. .with special washing compositions [5, 2006.01]
B01D 65/08UGR1
.Prevention of membrane fouling or of concentration polarisation [5, 2006.01]
B01D 65/10UGR1
.Testing of membranes or membrane apparatus; Detecting or repairing leaks [5, 2006.01]
B01D 67/00HGRProcesses specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus [5, 2006.01]
B01D 69/00HGRSemi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor [5, 2006.01]
B01D 69/02UGR1
.characterised by their properties [5, 2006.01]
B01D 69/04UGR1
.Tubular membranes [5, 2006.01]
B01D 69/06UGR1
.Flat membranes [5, 2006.01]
B01D 69/08UGR1
.Hollow fibre membranes (manufacture of hollow fibres D01D 5/24, D01F 1/08) [5, 2006.01]
B01D 69/10UGR1
.Supported membranes; Membrane supports [5, 2006.01]
B01D 69/12UGR1
.Composite membranes; Ultra-thin membranes [5, 2006.01]
B01D 69/14UGR1
.Dynamic membranes [5, 2006.01]
B01D 71/00HGRSemi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor [5, 2006.01]
B01D 71/02UGR1
.Inorganic material [5, 2006.01]
B01D 71/04UGR2
. .Glass [5, 2006.01]
B01D 71/06UGR1
.Organic material [5, 2006.01]
B01D 71/08UGR2
. .Polysaccharides [5, 2006.01]
B01D 71/10UGR3
. . .Cellulose; Modified cellulose [5, 2006.01]
B01D 71/12UGR3
. . .Cellulose derivatives [5, 2006.01]
B01D 71/14UGR4
. . . .Esters of organic acids [5, 2006.01]
B01D 71/16UGR5
. . . . .Cellulose acetate [5, 2006.01]
B01D 71/18UGR5
. . . . .Mixed esters, e.g. cellulose acetate-butyrate [5, 2006.01]
B01D 71/20UGR4
. . . .Esters of inorganic acids, e.g. cellulose nitrate [5, 2006.01]
B01D 71/22UGR4
. . . .Cellulose ethers [5, 2006.01]
B01D 71/24UGR2
. .Rubbers [5, 2006.01]
B01D 71/26UGR2
. .Polyalkenes [5, 2006.01]
B01D 71/28UGR2
. .Polymers of vinyl aromatic compounds [5, 2006.01]
B01D 71/30UGR2
. .Polyalkenyl halides [5, 2006.01]
B01D 71/32UGR3
. . .containing fluorine atoms [5, 2006.01]
B01D 71/34UGR4
. . . .Polyvinylidene fluoride [5, 2006.01]
B01D 71/36UGR4
. . . .Polytetrafluoroethene [5, 2006.01]
B01D 71/38UGR2
. .Polyalkenylalcohols; Polyalkenylesters; Polyalkenylethers; Polyalkenylaldehydes; Polyalkenylketones; Polyalkenylacetals; Polyalkenylketals [5, 2006.01]
B01D 71/40UGR2
. .Polymers of unsaturated acids or derivatives thereof, e.g. salts, amides, imides, nitriles, anhydrides, esters [5, 2006.01]
B01D 71/42UGR3
. . .Polymers of nitriles, e.g. polyacrylonitrile [5, 2006.01]
B01D 71/44UGR2
. .Polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds, not provided for in a single one of groups B01D 71/26-B01D 71/42 [5, 2006.01]
B01D 71/46UGR2
. .Epoxy resins [5, 2006.01]
B01D 71/48UGR2
. .Polyesters [5, 2006.01]
B01D 71/50UGR2
. .Polycarbonates [5, 2006.01]
B01D 71/52UGR2
. .Polyethers [5, 2006.01]
B01D 71/54UGR2
. .Polyureas; Polyurethanes [5, 2006.01]
B01D 71/56UGR2
. .Polyamides, e.g. polyester-amides [5, 2006.01]
B01D 71/58UGR2
. .Other polymers having nitrogen in the main chain, with or without oxygen or carbon only [5, 2006.01]
B01D 71/60UGR3
. . .Polyamines [5, 2006.01]
B01D 71/62UGR3
. . .Polycondensates having nitrogen-containing heterocyclic rings in the main chain [5, 2006.01]
B01D 71/64UGR4
. . . .Polyimides; Polyamide-imides; Polyester-imides; Polyamide acids or similar polyimide precursors [5, 2006.01]
B01D 71/66UGR2
. .Polymers having sulfur in the main chain, with or without nitrogen, oxygen or carbon only [5, 2006.01]
B01D 71/68UGR3
. . .Polysulfones; Polyethersulfones [5, 2006.01]
B01D 71/70UGR2
. .Polymers having silicon in the main chain, with or without sulfur, nitrogen, oxygen or carbon only [5, 2006.01]
B01D 71/72UGR2
. .Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, not provided for in a single one of groups B01D 71/46-B01D 71/70 [5, 2006.01]
B01D 71/74UGR2
. .Natural macromolecular material or derivatives thereof (B01D 71/08, B01D 71/24 take precedence) [5, 2006.01]
B01D 71/76UGR2
. .Macromolecular material not specifically provided for in a single one of groups B01D 71/08-B01D 71/74 (rubbers in general B01D 71/24) [5, 2006.01]
B01D 71/78UGR3
. . .Graft polymers [5, 2006.01]
B01D 71/80UGR3
. . .Block polymers [5, 2006.01]
B01D 71/82UGR3
. . .characterised by the presence of specified groups, e.g. introduced by chemical after-treatment [5, 2006.01]