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Outline
Indent Level
Color Curly Brackets (indicating CPC extensions to IPC)

CPC
COOPERATIVE PATENT CLASSIFICATION
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DISTILLATION OR RECTIFICATION OF FERMENTED SOLUTIONS; RECOVERY OF BY-PRODUCTS; DENATURING OF, OR DENATURED, ALCOHOL
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Recovery of by-products
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of carbon dioxide
. .
Recovery of volatile fermentation products from carbon dioxide
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from beer and wine (C12F 3/02 takes precedence; removal of yeast C12G 1/08)
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Recovery of alcohol from press residues or other waste material (from carbon dioxide C12F 3/04)
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from distillery slops
Preparation of denatured alcohol
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Last Modified: 10/10/2013