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A
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SECTION A — HUMAN NECESSITIES
B
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SECTION B — PERFORMING OPERATIONSTRANSPORTING
B01
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SEPARATINGMIXING
B01
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PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL (furnaces, kilns, ovens, retorts, in general F27)
B02
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CRUSHING, PULVERISING, OR DISINTEGRATINGPREPARATORY TREATMENT OF GRAIN FOR MILLING
B03
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SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGSMAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDSSEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS (separating isotopes B01D 59/00; crushing or disintegrating B02C; centrifuges or vortex apparatus for carrying out physical processes B04) [5]
B04
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CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
B05
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SPRAYING OR ATOMISING IN GENERALAPPLYING LIQUIDS OR OTHER FLUENT MATERIALS TO SURFACES, IN GENERAL (domestic cleaning A47L; cleaning in general by methods essentially involving the use or presence of liquid B08B 3/00; sand-blasting B24C; coating of articles during shaping of substances in a plastic state B29C 39/10, B29C 39/18, B29C 41/20, B29C 41/30, B29C 43/18, B29C 43/28, B29C 45/14, B29C 47/02; for further classification of forming layered products, seeB32B; printing, copying B41; conveying articles or workpieces through baths of liquid B65G, e.g. B65G 49/02; handling webs or filaments in general B65H; surface treatment of glass by coating C03C 17/00, C03C 25/10; coating or impregnation of mortars, concrete, stone or ceramics C04B 41/45, C04B 41/61, C04B 41/81; paints, varnishes, lacquers C09D; enamelling of metals, applying a vitreous layer to metals, chemical cleaning or de-greasing of metallic objects C23; electroplating C25D; treating of textile materials by liquids, gases or vapours D06B; laundering D06F; treating roads E01C; apparatus or processes for the preparation or treatment of photosensitive materials G03; apparatus or processes, restricted to a purpose fully provided for in a single other class, see the relevant class covering the purpose) [2]
B06
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GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
B07
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SEPARATING SOLIDS FROM SOLIDSSORTING (separation in general B01D; wet separating processes, sorting by processes using fluent material in the same way as liquid B03; using liquids B03B, B03D; sorting by magnetic or electrostatic separation of solid materials from solid materials or fluids, separation by high voltage electric fields B03C; centrifuges or vortex apparatus for carrying out physical processes B04; sorting peculiar to particular materials or articles and provided for in other classes, see the relevant classes)
B08
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CLEANING
B09
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DISPOSAL OF SOLID WASTERECLAMATION OF CONTAMINATED SOIL (treatment of waste water, sewage or sludge C02F; treating radioactively contaminated solids G21F 9/28) [3, 6]
B21
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SHAPING
B21
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MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIALPUNCHING METAL (casting, powder metallurgy B22; shearing B23D; working of metal by the action of a high concentration of electric current B23H; soldering, welding, flame-cutting B23K; other working of metal B23P; punching sheet material in general B26F; processes for changing of physical properties of metals C21D, C22F; electroforming C25D 1/00)
B22
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CASTINGPOWDER METALLURGY
B23
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MACHINE TOOLSMETAL-WORKING NOT OTHERWISE PROVIDED FOR (punching, perforating, making articles by processing sheet metal, tubes, or profiles B21D; wire-working B21F; making pins, needles, or nails B21G; making chains B21L; grinding B24)
B24
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GRINDINGPOLISHING
B25
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HAND TOOLSPORTABLE POWER-DRIVEN TOOLSHANDLES FOR HAND IMPLEMENTSWORKSHOP EQUIPMENTMANIPULATORS
B26
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HAND CUTTING TOOLSCUTTINGSEVERING
B27
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WORKING OR PRESERVING WOOD OR SIMILAR MATERIALNAILING OR STAPLING MACHINES IN GENERAL
B28
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WORKING CEMENT, CLAY, OR STONE
B29
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WORKING OF PLASTICSWORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL (processing doughs A21C; working chocolate A23G; casting of metals B22; working cement, clay B28; chemical aspects, see section C, particularly C08; working glass C03B; candle making C11C 5/02; making soap C11D 13/00; manufacture of artificial filaments, threads, fibres, bristles or ribbons D01D, D01F; manufacture of articles from cellulosic fibrous suspensions or from papier-mâche D21J)
B29B
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PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPEDMAKING GRANULES OR PREFORMSRECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS [4]
B29C
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SHAPING OR JOINING OF PLASTICSSHAPING OF SUBSTANCES IN A PLASTIC STATE, IN GENERALAFTER- TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING (working in the manner of metal B23; grinding, polishing B24; cutting B26D, B26F; making preforms B29B 11/00) [4]
B29C 31/00
Component parts, details or accessoriesAuxiliary operations [4]
B29C 31/00
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Handling, e.g. feeding of the material to be shaped (in general B65G) [4]
B29C 33/00
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Moulds or coresDetails thereof or accessories therefor [4]
B29C 35/00
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Heating, cooling or curing, e.g. crosslinking, vulcanisingApparatus therefor (moulds with incorporated heating or cooling means B29C 33/02; curing devices for plastics dental prostheses A61C 13/14; before moulding B29B 13/00; chemical aspects C08J 3/00) [4]
B29C 37/00
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Component parts, details, accessories or auxiliary operations, not covered by group B29C 33/00 or B29C 35/00 [4]
B29C 39/00
Particular shaping techniques, e.g. moulding, joiningApparatus therefor [4]
B29C 39/00
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Shaping by casting, i.e. introducing the moulding material into a mould or between confining surfaces without significant moulding pressureApparatus therefor (B29C 41/00 takes precedence) [4]
B29C 41/00
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Shaping by coating a mould, core or other substrate, i.e. by depositing material and stripping-off the shaped articleApparatus therefor (with compacting pressure B29C 43/00) [4]
B29C 43/00
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Compression moulding, i.e. applying external pressure to flow the moulding materialApparatus therefor (shaping or impregnating by compression composites comprising reinforcements other than fibres of short length B29C 70/40; presses in general B30B) [4, 6]
B29C 44/00
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Shaping by internal pressure generated in the material, e.g. swelling, foaming [6]
B29C 45/00
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Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mouldApparatus therefor (injection blow-moulding B29C 49/06) [4]
B29C 45/02
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Transfer moulding, i.e. transferring the required volume of moulding material by a plunger from a "shot" cavity into a mould cavity [4]
B29C 45/03
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Injection moulding apparatus (transfer moulding B29C 45/02) [4]
B29C 45/04
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. . using movable moulds (B29C 45/08 takes precedence) [4]
B29C 45/06
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. . . on a turntable [4]
B29C 45/07
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. . using movable injection units [4]
B29C 45/08
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. . . moving with the mould during the injection operation [4]
B29C 45/10
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. . using moulds or injection units usable in different arrangements or combinations to each other [4]
B29C 45/12
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. . using two or more fixed moulds, e.g. in tandem [4]
B29C 45/13
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. . using two or more injection units co-operating with a single mould [4]
B29C 45/14
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incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles [4]
B29C 45/16
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Making multilayered or multicoloured articles [4]
B29C 45/17
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Component parts, details or accessoriesAuxiliary operations [4]
B29C 45/18
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. . Feeding the material into the injection moulding apparatus [4]
B29C 45/20
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. . Injection nozzles [4]
B29C 45/22
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. . . Multiple nozzle systems [4]
B29C 45/23
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. . . Feed stopping equipment [4]
B29C 45/24
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. . . Cleaning equipment [4]
B29C 45/26
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. . Moulds [4]
B29C 45/27
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. . . Sprue channels [4]
B29C 45/28
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. . . . Closure devices therefor [4]
B29C 45/30
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. . . . Flow control means disposed within the sprue channel, e.g. "torpedo" construction [4]
B29C 45/32
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. . . having several axially spaced mould cavities [4]
B29C 45/33
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. . . having transversely, e.g. radially, movable mould parts [4]
B29C 45/34
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. . . having venting means [4]
B29C 45/36
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. . . having means for locating or centering cores [4]
B29C 45/37
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. . . Mould cavity walls [4]
B29C 45/38
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. . Cutting-off equipment for sprues or ingates [4]
B29C 45/40
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. . Removing or ejecting moulded articles [4]
B29C 45/42
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. . . using means movable from outside the mould between mould parts [4]
B29C 45/43
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. . . using fluid under pressure [4]
B29C 45/44
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. . . for undercut articles [4]
B29C 45/46
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. . Means for plasticising or homogenising the moulding material or forcing it into the mould [4]
B29C 45/47
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. . . using screws (B29C 45/54 takes precedence) [4]
B29C 45/48
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. . . . Plasticising screw and injection screw [4]
B29C 45/50
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. . . . Axially movable screw [4]
B29C 45/52
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. . . . . Non-return devices [4]
B29C 45/53
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. . . using injection ram or piston [4]
B29C 45/54
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. . . . and plasticising screw [4]
B29C 45/56
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. . . using mould parts movable during or after injection, e.g. injection-compression moulding [4]
B29C 45/57
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. . . Exerting after-pressure on the moulding material [4]
B29C 45/58
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. . . Details [4]
B29C 45/60
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. . . . Screws [4]
B29C 45/62
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. . . . Barrels or cylinders [4]
B29C 45/63
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. . . . Venting or degassing means [4]
B29C 45/64
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. . Mould opening, closing or clamping devices [4]
B29C 45/66
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. . . mechanical [4]
B29C 45/67
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. . . hydraulic [4]
B29C 45/68
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. . . hydro-mechanical [4]
B29C 45/70
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. . Means for plasticising or homogenising the moulding material or forcing it into the mould, combined with mould opening, closing or clamping devices [4]
B29C 45/72
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. . Heating or cooling [4]
B29C 45/73
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. . . of the mould [4]
B29C 45/74
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. . . of the injection unit [4]
B29C 45/76
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. . Measuring, controlling or regulating [4]
B29C 45/77
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. . . of velocity or pressure of moulding material [4]
B29C 45/78
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. . . of temperature [4]
B29C 45/80
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. . . of relative position of mould parts [4]
B29C 45/82
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. . . Hydraulic circuits [4]
B29C 45/83
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. . Lubricating means [4]
B29C 45/84
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. . Safety devices [4]
B29C 47/00
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Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired formApparatus therefor (extrusion blow-moulding B29C 49/04; extrusion presses in general B30B 11/22) [4]
B29C 49/00
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Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mouldApparatus therefor [4]
B29C 51/00
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Shaping by thermoforming, e.g. shaping sheets in matched moulds or by deep-drawingApparatus therefor [4]
B29C 53/00
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Shaping by bending, folding, twisting, straightening or flatteningApparatus therefor (B29C 61/10 takes precedence) [4]
B29C 55/00
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Shaping by stretching, e.g. drawing through a dieApparatus therefor (B29C 61/08 takes precedence) [4]
B29C 57/00
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Shaping of tube ends, e.g. flanging, belling, closingApparatus therefor [4]
B29C 59/00
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Surface shaping, e.g. embossingApparatus therefor [4]
B29C 61/00
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Shaping by liberation of internal stressesMaking preforms having internal stressesApparatus therefor (for surface shaping B29C 59/18; for lining articles B29C 63/38; for joining preformed parts B29C 65/66) [4]
B29C 63/00
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Lining or sheathing, i.e. applying preformed layers or sheathings of plasticsApparatus therefor (B29C 73/00 takes precedence; by blowing B29C 49/00; by thermoforming B29C 51/00) [4, 5]
B29C 65/00
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Joining of preformed partsApparatus therefor (for making boxes, cartons, envelopes or bags B31B; for sealing or securing package folds or closures B65B 51/00; joining constructional elements, in general F16B; splicing of light guides G02B 6/255) [4, 5]
B29C 67/00
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Shaping techniques not covered by groups B29C 39/00-B29C 65/00, B29C 70/00 or B29C 73/00 [4, 6]
B29C 69/00
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Combinations of shaping techniques not provided for in a single one of main groups B29C 39/00-B29C 67/00, e.g. associations of moulding and joining techniquesApparatus therefor [4]
B29C 70/00
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Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts (chemical aspects C08, e.g. C08J 5/00) [6]
B29C 71/00

B29C 71/00
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After-treatment of articles without altering their shapeApparatus therefor (B29C 44/56, B29C 73/00 take precedence; surface shaping B29C 59/00; chemical aspects C08J 7/00) [4, 5, 6]
B29C 73/00
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Repairing of articles made from plastics or substances in a plastic state, e.g. of articles shaped or produced by using techniques covered by this subclass or subclass B29D (retreading tyres B29D 30/54; devices for covering leaks in pipes or hoses F16L 55/16) [5]
B29D
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PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE (making granules B29B 9/00; making preforms B29B 11/00) [4]
B29K
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INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS [4]
B29L
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INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES [4]
B30
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PRESSES
B31
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MAKING PAPER ARTICLESWORKING PAPER (making layered products not composed wholly of paper or cardboard B32B; handling thin material, e.g. sheets, webs, B65H)
B32
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LAYERED PRODUCTS
B41
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PRINTING
B41
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PRINTINGLINING MACHINESTYPEWRITERSSTAMPS (reproduction or duplication of pictures or patterns by scanning and converting into electrical signals H04N) [4]
B42
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BOOKBINDINGALBUMSFILESSPECIAL PRINTED MATTER
B43
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WRITING OR DRAWING IMPLEMENTSBUREAU ACCESSORIES
B44
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DECORATIVE ARTS
B60
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TRANSPORTING
B60
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VEHICLES IN GENERAL
B61
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RAILWAYS
B62
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LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
B63
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SHIPS OR OTHER WATERBORNE VESSELSRELATED EQUIPMENT
B64
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AIRCRAFTAVIATIONCOSMONAUTICS
B65
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CONVEYINGPACKINGSTORINGHANDLING THIN OR FILAMENTARY MATERIAL
B66
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HOISTINGLIFTINGHAULING
B67
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OPENING OR CLOSING BOTTLES, JARS OR SIMILAR CONTAINERSLIQUID HANDLING (nozzles in general B05B; packaging liquids B65B, e.g. B65B 3/00; pumps in general F04; siphons F04F 10/00; valves F16K; handling liquefied gases F17C)
B68
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SADDLERYUPHOLSTERY
B81
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MICRO-STRUCTURAL TECHNOLOGYNANO-TECHNOLOGY
B81
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MICRO-STRUCTURAL TECHNOLOGY [7]
B82
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NANO-TECHNOLOGY [7]
B99
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SUBJECT MATTER NOT OTHERWISE PROVIDED FOR IN THIS SECTION [2006.01]
C
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SECTION C — CHEMISTRYMETALLURGY
D
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SECTION D — TEXTILESPAPER
E
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SECTION E — FIXED CONSTRUCTIONS
F
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SECTION F — MECHANICAL ENGINEERINGLIGHTINGHEATINGWEAPONSBLASTING
G
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SECTION G — PHYSICS
H
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SECTION H — ELECTRICITY

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