C | SK | CHEMISTRY; METALLURGY |
C12 | KL | BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING |
C12S | UKL | PROCESSES USING ENZYMES OR MICRO-ORGANISMS TO LIBERATE, SEPARATE OR PURIFY A PRE-EXISTING COMPOUND OR COMPOSITION (biological treatment of water, waste water, or sewage C02F 3/00 , of sludge C02F 11/02; processes using enzymes or micro-organisms to separate optical isomers from a racemic mixture C12P 41/00); PROCESSES USING ENZYMES OR MICRO-ORGANISMS TO TREAT TEXTILES OR TO CLEAN SOLID SURFACES OF MATERIALS [5] |
C12S 1/00 | HGR | Treatment of petroleum oils, shale oils or sand oils [5] |
C12S 1/02 | UGR1 | |
C12S 3/00 | HGR | Treatment of animal or plant materials or micro-organisms [5] |
C12S 3/02 | UGR1 | . | Recovery or purification of carbohydrate material [5] |
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C12S 3/04 | UGR2 | . . | Cellulose, e.g. plant fibres [5] |
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C12S 3/06 | UGR3 | . . . | Treatment of hemp or flax [5] |
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C12S 3/08 | UGR3 | . . . | in the production of paper pulp [5] |
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C12S 3/10 | UGR2 | . . | Treatment of sugar or molasses [5] |
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C12S 3/12 | UGR2 | . . | Treatment of pectin or starch [5] |
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C12S 3/14 | UGR1 | . | Recovery or purification of proteinaceous material [5] |
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C12S 3/16 | UGR2 | . . | Collagen or gelatin [5] |
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C12S 3/18 | UGR1 | . | Recovery or purification of glyceridic oils, fats, ester-type waxes or fatty acids [5] |
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C12S 3/20 | UGR1 | . | Removal of nucleic acids from intact or disrupted cells [5] |
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C12S 3/22 | UGR1 | . | Treatment of blood fractions [5] |
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C12S 3/24 | UGR1 | . | Treatment of animal secretions or organs [5] |
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C12S 5/00 | HGR | Treatment of emulsions, gases or foams [5] |
C12S 7/00 | HGR | Treatment of hides, e.g. depilating, bating [5] |
C12S 9/00 | HGR | Cleaning solid surfaces of materials [5] |
C12S 11/00 | HGR | Treatment of textiles, e.g. cleaning [5] |
C12S 13/00 | HGR | Processes not provided for in groups C12S 1/00 to C12S 11/00 [5] |