Reduction of the viscosity of solutions viscosified with xanthan gum polymers
Patent
·
OSTI ID:5720233
This patent describes a process for reducing the viscosity of a drilling fluid containing Xanthan gum polymer solution. It comprises: contacting the drilling fluid with hydrogen peroxide and adjusting the pH of the solution to a level of at least about between 8 and 10.
- Assignee:
- Osca, Inc., Lafayette, LA (United States)
- Patent Number(s):
- US 5055209; A
- Application Number:
- PPN: US 7-345494
- OSTI ID:
- 5720233
- Country of Publication:
- United States
- Language:
- English
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Related Subjects
02 PETROLEUM
020300 -- Petroleum-- Drilling & Production
023000* -- Petroleum-- Properties & Composition
CARBOHYDRATES
CHEMICAL REACTION KINETICS
DRILLING
DRILLING FLUIDS
FLUIDS
HYDROGEN COMPOUNDS
HYDROGEN PEROXIDE
KINETICS
OIL WELLS
ORGANIC COMPOUNDS
OXYGEN COMPOUNDS
PEROXIDES
PH VALUE
POLYMERS
POLYSACCHARIDES
REACTION KINETICS
SACCHARIDES
VISCOSITY
WELL DRILLING
WELLS
XANTHUM GUM
020300 -- Petroleum-- Drilling & Production
023000* -- Petroleum-- Properties & Composition
CARBOHYDRATES
CHEMICAL REACTION KINETICS
DRILLING
DRILLING FLUIDS
FLUIDS
HYDROGEN COMPOUNDS
HYDROGEN PEROXIDE
KINETICS
OIL WELLS
ORGANIC COMPOUNDS
OXYGEN COMPOUNDS
PEROXIDES
PH VALUE
POLYMERS
POLYSACCHARIDES
REACTION KINETICS
SACCHARIDES
VISCOSITY
WELL DRILLING
WELLS
XANTHUM GUM