Thickened heavy brines
Patent
·
OSTI ID:6931196
A thickened brine solution useful as a well servicing fluid is prepared, said solution consisting essentially of water, at least 20% by weight zinc bromide, calcium bromide, and a viscosifying amount of hydroxyethyl cellulose.
- Assignee:
- NL Industries, Inc.
- Patent Number(s):
- US 4420406
- OSTI ID:
- 6931196
- Resource Relation:
- Patent File Date: Filed date 20 Jun 1980; Other Information: PAT-APPL-161444
- Country of Publication:
- United States
- Language:
- English
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Related Subjects
02 PETROLEUM
BRINES
DENSITY
DRILLING FLUIDS
ADDITIVES
CALCIUM BROMIDES
CELLULOSE
WELL COMPLETION
ZINC BROMIDES
ALKALINE EARTH METAL COMPOUNDS
BROMIDES
BROMINE COMPOUNDS
CALCIUM COMPOUNDS
CALCIUM HALIDES
CARBOHYDRATES
FLUIDS
HALIDES
HALOGEN COMPOUNDS
ORGANIC COMPOUNDS
PHYSICAL PROPERTIES
POLYSACCHARIDES
SACCHARIDES
ZINC COMPOUNDS
ZINC HALIDES
020300* - Petroleum- Drilling & Production
BRINES
DENSITY
DRILLING FLUIDS
ADDITIVES
CALCIUM BROMIDES
CELLULOSE
WELL COMPLETION
ZINC BROMIDES
ALKALINE EARTH METAL COMPOUNDS
BROMIDES
BROMINE COMPOUNDS
CALCIUM COMPOUNDS
CALCIUM HALIDES
CARBOHYDRATES
FLUIDS
HALIDES
HALOGEN COMPOUNDS
ORGANIC COMPOUNDS
PHYSICAL PROPERTIES
POLYSACCHARIDES
SACCHARIDES
ZINC COMPOUNDS
ZINC HALIDES
020300* - Petroleum- Drilling & Production