Patent classifications
C
CHEMISTRY; METALLURGY
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C08
ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
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C08B
POLYSACCHARIDES; DERIVATIVES THEREOF
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37/00
Preparation of polysaccharides not provided for in groups C08B1/00 - C08B35/00; Derivatives thereof
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C08B37/0003
General processes for their isolation or fractionation, e.g. purification or extraction from biomass
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