FREMGANGSMAATE FOR FREMSTILLING AV ET POLYSAKKARID

Novel deacetylated polysaccharide biopolymers having improved viscosity/filtrability/injectability, well adopted for the secondary and tertiary recovery of oil deposits, are conveniently prepared by (i) acidifying an aqueous polysaccharide composition, e.g., a carbohydrate fermentation broth, with n...

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Bibliographische Detailangaben
Hauptverfasser:	PIPON, ROBERT, CROS, PATRICK
Format:	Patent
Sprache:	nor
Schlagworte:	ADHESIVES BEER BIOCHEMISTRY CHEMISTRY COMPOSITIONS BASED THEREON COMPOSITIONS OF MACROMOLECULAR COMPOUNDS DERIVATIVES THEREOF DYES EARTH DRILLING EARTH DRILLING, e.g. DEEP DRILLING ENZYMOLOGY FERMENTATION OR ENZYME-USING PROCESSES TO SYNTHESISE A DESIREDCHEMICAL COMPOUND OR COMPOSITION OR TO SEPARATE OPTICAL ISOMERSFROM A RACEMIC MIXTURE FIXED CONSTRUCTIONS MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FORELSEWHERE METALLURGY MICROBIOLOGY MINING MISCELLANEOUS APPLICATIONS OF MATERIALS MISCELLANEOUS COMPOSITIONS MUTATION OR GENETIC ENGINEERING NATURAL RESINS OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS ORGANIC MACROMOLECULAR COMPOUNDS PAINTS POLISHES POLYSACCHARIDES SPIRITS THEIR PREPARATION OR CHEMICAL WORKING-UP VINEGAR WINE
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