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Symbol Select IPC entry Title
A
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HUMAN NECESSITIES
B
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PERFORMING OPERATIONSTRANSPORTING
B01
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SEPARATINGMIXING
B01
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PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
B01B
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BOILINGBOILING APPARATUS
B01D
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SEPARATION (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]
B01F
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MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING  (mixing paints B44D 3/06)
B01J
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CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRYTHEIR RELEVANT APPARATUS [2]
B01J 2/00
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Processes or devices for granulating materials, in generalRendering particulate materials free flowing in general, e.g. making them hydrophobic [1, 4, 2006.01]
B01J 3/00
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Processes of utilising sub-atmospheric or super-atmospheric pressure to effect chemical or physical change of matterApparatus therefor (pressure vessels for containing or storing compressed, liquefied or solidified gases F17C) [1, 2, 2006.01]
B01J 4/00
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Feed devicesFeed or outlet control devices (feed or outlet devices for pressure vessels B01J 3/02) [1, 2006.01]
B01J 6/00
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CalciningFusing [1, 2006.01]
B01J 7/00
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Apparatus for generating gases (production of inert gas mixtures B01J 19/14; for generating specific gases, see the relevant subclasses, e.g. C01B, C10J) [1, 2006.01]
B01J 8/00
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Chemical or physical processes in general, conducted in the presence of fluids and solid particlesApparatus for such processes [2, 2006.01]
B01J 10/00
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Chemical processes in general for reacting liquid with gaseous media other than in the presence of solid particlesApparatus specially adapted therefor (B01J 19/08 takes precedence;  separation, e.g. distillation, also combined with chemical reactions B01D) [3, 2006.01]
B01J 12/00
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Chemical processes in general for reacting gaseous media with gaseous mediaApparatus specially adapted therefor (B01J 3/08, B01J 8/00, B01J 19/08 take precedence) [3, 2006.01]
B01J 13/00
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Colloid chemistry, e.g. the production of colloidal materials or their solutions, not otherwise provided forMaking microcapsules or microballoons [1, 2006.01]
B01J 14/00
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Chemical processes in general for reacting liquids with liquidsApparatus specially adapted therefor (B01J 8/00, B01J 19/08 take precedence) [3, 2006.01]
B01J 15/00
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Chemical processes in general for reacting gaseous media with non-particulate solids, e.g. sheet materialApparatus specially adapted therefor (B01J 19/08 takes precedence) [3, 2006.01]
B01J 16/00
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Chemical processes in general for reacting liquids with non-particulate solids, e.g. sheet materialApparatus specially adapted therefor (B01J 19/08 takes precedence) [3, 2006.01]
B01J 19/00
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Chemical, physical or physico-chemical processes in generalTheir relevant apparatus [3, 2006.01]
B01J 19/02
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Apparatus characterised by being constructed of material selected for its chemically-resistant properties [3, 2006.01]
B01J 19/06
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Solidifying liquids (making microcapsules B01J 13/02) [3, 2006.01]
B01J 19/08
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Processes employing the direct application of electric or wave energy, or particle radiationApparatus therefor (application of shock waves B01J 3/08) [3, 2006.01]
B01J 19/10
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. . employing sonic or ultrasonic vibrations [3, 2006.01]
B01J 19/12
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. . employing electromagnetic waves [3, 2006.01]
B01J 19/14
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Production of inert gas mixturesUse of inert gases in general [3, 2006.01]
B01J 19/16
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Preventing evaporation or oxidation of non-metallic liquids by applying a floating layer, e.g. of microballoons [3, 2006.01]
B01J 19/18
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Stationary reactors having moving elements inside (B01J 19/08, B01J 19/26 take precedence) [3, 2006.01]
B01J 19/20
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. . in the form of helices, e.g. screw reactors [3, 2006.01]
B01J 19/22
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. . in the form of endless belts [3, 2006.01]
B01J 19/24
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Stationary reactors without moving elements inside (B01J 19/08, B01J 19/26 take precedence; with stationary particles B01J 8/02) [3, 2006.01]
B01J 19/26
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Nozzle-type reactors, i.e. the distribution of the initial reactants within the reactor is effected by their introduction or injection through nozzles [3, 2006.01]
B01J 19/28
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Moving reactors, e.g. rotary drums  (B01J 19/08 takes precedence) [3, 2006.01]
B01J 19/30
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Loose or shaped packing elements, e.g. Raschig rings or Berl saddles, for pouring into the apparatus for mass or heat transfer [5, 2006.01]
B01J 19/32
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Packing elements in the form of grids or built-up elements for forming a unit or module inside the apparatus for mass or heat transfer [5, 2006.01]
B01J 20/00
Solid sorbent compositionsFilter aid compositionsSorbents for chromatographyCatalysts [3]
B01J 20/00
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Solid sorbent compositions or filter aid compositionsSorbents for chromatographyProcesses for preparing, regenerating or reactivating thereof [3, 2006.01]
B01J 21/00
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Catalysts comprising the elements, oxides or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium or hafnium [2, 2006.01]
B01J 23/00
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Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J 21/00 (B01J 21/16 takes precedence) [2, 2006.01]
B01J 25/00
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Catalysts of the Raney type [2, 2006.01]
B01J 27/00
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Catalysts comprising the elements or compounds of halogens, sulfur, selenium, tellurium, phosphorus or nitrogenCatalysts comprising carbon compounds [4, 2006.01]
B01J 29/00
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Catalysts comprising molecular sieves [2, 2006.01]
B01J 31/00
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Catalysts comprising hydrides, coordination complexes or organic compounds (catalyst compositions used only in polymerisation reactions C08) [2, 2006.01]
B01J 32/00
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Catalyst carriers in general [4, 2006.01]
B01J 33/00
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Protection of catalysts, e.g. by coating [2, 2006.01]
B01J 35/00
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Catalysts, in general, characterised by their form or physical properties [2, 2006.01, 2024.01]
B01J 37/00
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Processes, in general, for preparing catalystsProcesses, in general, for activation of catalysts [4, 2006.01]
B01J 38/00
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Regeneration or reactivation of catalysts, in general [4, 2006.01]
B01J 39/00
Ion-exchange [3]
B01J 39/00
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Cation exchangeUse of material as cation exchangersTreatment of material for improving the cation exchange properties (ion-exchange chromatography processes B01D 15/36) [3, 2006.01]
B01J 41/00
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Anion exchangeUse of material as anion exchangersTreatment of material for improving the anion exchange properties (ion-exchange chromatography processes B01D 15/36) [3, 2006.01]
B01J 43/00
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Amphoteric ion-exchange, i.e. using ion-exchangers having cationic and anionic groupsUse of material as amphoteric ion-exchangersTreatment of material for improving their amphoteric ion-exchange properties (ion-exchange chromatography processes B01D 15/36) [3, 2006.01]
B01J 45/00
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Ion-exchange in which a complex or a chelate is formedUse of material as complex or chelate forming ion-exchangersTreatment of material for improving the complex or chelate forming ion-exchange properties (ion-exchange chromatography processes B01D 15/36) [3, 2006.01]
B01J 47/00
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Ion-exchange processes in generalApparatus therefor (ion-exchange chromatography processes or apparatus B01D 15/08) [3, 2006.01, 2017.01]
B01J 49/00
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Regeneration or reactivation of ion-exchangersApparatus therefor (ion-exchange chromatography processes or apparatus B01D 15/08) [3, 2006.01, 2017.01]
B01L
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CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
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 [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 FLUENT MATERIALS TO SURFACES, IN GENERAL [2]
B06
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GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
B07
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SEPARATING SOLIDS FROM SOLIDSSORTING
B08
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CLEANING
B09
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DISPOSAL OF SOLID WASTERECLAMATION OF CONTAMINATED SOIL [3, 6]
B21
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SHAPING
B21
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MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIALPUNCHING METAL
B22
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CASTINGPOWDER METALLURGY
B23
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MACHINE TOOLSMETAL-WORKING NOT OTHERWISE PROVIDED FOR
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
B30
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PRESSES
B31
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MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPERWORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
B32
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LAYERED PRODUCTS
B33
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ADDITIVE MANUFACTURING TECHNOLOGY [2015.01]
B41
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PRINTING
B41
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PRINTINGLINING MACHINESTYPEWRITERSSTAMPS [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
B68
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SADDLERYUPHOLSTERY
B81
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MICROSTRUCTURAL TECHNOLOGYNANOTECHNOLOGY
B81
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MICROSTRUCTURAL TECHNOLOGY [7]
B82
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NANOTECHNOLOGY [7]
B99
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SUBJECT MATTER NOT OTHERWISE PROVIDED FOR IN THIS SECTION [2006.01]
C
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CHEMISTRYMETALLURGY
D
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TEXTILESPAPER
E
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FIXED CONSTRUCTIONS
F
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MECHANICAL ENGINEERINGLIGHTINGHEATINGWEAPONSBLASTING
G
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PHYSICS
H
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ELECTRICITY

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