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
| Subclass | Title |
|---|---|
| 1/00 | Treatment of petroleum oils, shale oils or sand oils |
| 1/02 | Treatment of petroleum oils, shale oils or sand oils Desulfurising |
| 3/00 | Treatment of animal or plant materials or micro-organisms |
| 3/02 | Treatment of animal or plant materials or micro-organisms Recovery or purification of carbohydrate material |
| 3/04 | Treatment of animal or plant materials or micro-organisms Recovery or purification of carbohydrate material Cellulose, e.g. plant fibres |
| 3/06 | Treatment of animal or plant materials or micro-organisms Recovery or purification of carbohydrate material Cellulose, e.g. plant fibres Treatment of hemp or flax |
| 3/08 | Treatment of animal or plant materials or micro-organisms Recovery or purification of carbohydrate material Cellulose, e.g. plant fibres in the production of paper pulp |
| 3/10 | Treatment of animal or plant materials or micro-organisms Recovery or purification of carbohydrate material Treatment of sugar or molasses |
| 3/12 | Treatment of animal or plant materials or micro-organisms Recovery or purification of carbohydrate material Treatment of pectin or starch |
| 3/14 | Treatment of animal or plant materials or micro-organisms Recovery or purification of proteinaceous material |
| 3/16 | Treatment of animal or plant materials or micro-organisms Recovery or purification of proteinaceous material Collagen or gelatin |
| 3/18 | Treatment of animal or plant materials or micro-organisms Recovery or purification of glyceridic oils, fats, ester-type waxes or fatty acids |
| 3/20 | Treatment of animal or plant materials or micro-organisms Removal of nucleic acids from intact or disrupted cells |
| 3/22 | Treatment of animal or plant materials or micro-organisms Treatment of blood fractions |
| 3/24 | Treatment of animal or plant materials or micro-organisms Treatment of animal secretions or organs |
| 5/00 | Treatment of emulsions, gases or foams |
| 7/00 | Treatment of hides, e.g. depilating, bating |
| 9/00 | Cleaning solid surfaces of materials |
| 11/00 | Treatment of textiles, e.g. cleaning |
| 99/00 | Subject matter not provided for in other groups of this subclass |
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