Purification of secondary recovery waterflood liquids
Patent
·
OSTI ID:5393735
Polysaccharide gums, such as guar gum, are removed from an aqueous liquid by agglomerating the gum with a low molecular weight, water-soluble copolymer of styrene and maleic anhydride and separating the agglomerate from the aqueous liquid.
- Assignee:
- Atlantic Richfield Company
- Patent Number(s):
- US 4502959
- OSTI ID:
- 5393735
- Country of Publication:
- United States
- Language:
- English
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Related Subjects
02 PETROLEUM
020300* -- Petroleum-- Drilling & Production
ACIDIFICATION
AGGLOMERATION
ALKYLATED AROMATICS
ANHYDRIDES
AROMATICS
CARBOHYDRATES
CARBOXYLIC ACIDS
CHEMICAL COMPOSITION
COPOLYMERS
DISPLACEMENT FLUIDS
ENHANCED RECOVERY
FLUID INJECTION
FLUIDS
HYDROCARBONS
HYDROXY ACIDS
MALIC ACID
OIL WELLS
ORGANIC ACIDS
ORGANIC COMPOUNDS
ORGANIC POLYMERS
POLYMERS
POLYSACCHARIDES
PURIFICATION
RECOVERY
REMOVAL
SACCHARIDES
SEPARATION PROCESSES
STYRENE
WATERFLOODING
WELLS
020300* -- Petroleum-- Drilling & Production
ACIDIFICATION
AGGLOMERATION
ALKYLATED AROMATICS
ANHYDRIDES
AROMATICS
CARBOHYDRATES
CARBOXYLIC ACIDS
CHEMICAL COMPOSITION
COPOLYMERS
DISPLACEMENT FLUIDS
ENHANCED RECOVERY
FLUID INJECTION
FLUIDS
HYDROCARBONS
HYDROXY ACIDS
MALIC ACID
OIL WELLS
ORGANIC ACIDS
ORGANIC COMPOUNDS
ORGANIC POLYMERS
POLYMERS
POLYSACCHARIDES
PURIFICATION
RECOVERY
REMOVAL
SACCHARIDES
SEPARATION PROCESSES
STYRENE
WATERFLOODING
WELLS