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C12C
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BEER; PREPARATION OF BEER BY FERMENTATION (ageing or ripening by storing C12H 1/22; methods for reducing the alcohol content after fermentation C12H 3/00;   methods for increasing the alcohol content after fermentation C12H 6/00; venting devices for casks, barrels or the like C12L 9/00); PREPARATION OF MALT FOR MAKING BEER; PREPARATION OF HOPS FOR MAKING BEER
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C12F
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RECOVERY OF BY-PRODUCTS OF FERMENTED SOLUTIONS (removal of yeast from wine or sparkling wine C12G 1/08); DENATURED ALCOHOL; PREPARATION THEREOF[6]
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C12G
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WINE; PREPARATION THEREOF; ALCOHOLIC BEVERAGES (beer C12C); PREPARATION OF ALCOHOLIC BEVERAGES NOT PROVIDED FOR IN SUBCLASSES C12C OR C12H
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C12H
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PASTEURISATION, STERILISATION, PRESERVATION, PURIFICATION, CLARIFICATION OR AGEING OF ALCOHOLIC BEVERAGES; METHODS FOR ALTERING THE ALCOHOL CONTENT OF FERMENTED SOLUTIONS OR ALCOHOLIC BEVERAGES (deacidification of wine C12G 1/10; preventing winestone precipitation C12G 1/12; simulation ageing by flavouring C12G 3/06)[6]
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C12J
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VINEGAR; PREPARATION OR PURIFICATION THEREOF
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C12L
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PITCHING OR DEPITCHING MACHINES; CELLAR TOOLS
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C12M
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APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY (installations for fermenting manure A01C 3/02;  preservation of living parts of humans or animals A01N 1/10;  brewing apparatus C12C;  fermentation apparatus for wine C12G;  apparatus for preparing vinegar C12J 1/10)[3]
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C12N
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MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA (microbiological testing media C12Q 1/00)[3]
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C12P
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FERMENTATION OR ENZYME-USING PROCESSES TO SYNTHESISE A DESIRED CHEMICAL COMPOUND OR COMPOSITION OR TO SEPARATE OPTICAL ISOMERS FROM A RACEMIC MIXTURE[3]
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C12Q
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MEASURING OR TESTING PROCESSES INVOLVING ENZYMES, NUCLEIC ACIDS OR MICROORGANISMS (immunoassay G01N 33/53); COMPOSITIONS OR TEST PAPERS THEREFOR; PROCESSES OF PREPARING SUCH COMPOSITIONS; CONDITION-RESPONSIVE CONTROL IN MICROBIOLOGICAL OR ENZYMOLOGICAL PROCESSES[3]
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C12R
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INDEXING SCHEME ASSOCIATED WITH SUBCLASSES C12C-C12Q, RELATING TO MICROORGANISMS[3]
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