High temperature stable aqueous brine fluids viscosified by wate

Details High temperature stable aqueous brine fluids viscosified by wate High temperature stable aqueous brine fluids viscosified by wate

Filed on

1985-05-06

Date issued

1986-10-28

Examiner

Morris, Theodore

Patent Class

Compositions

SubClass

Leather or fur treating

Other Related Categories

175 65, 252 8551, 252 851, C09K 702

Type

Patent

Status

active

Patent number

046197737

Description

ABSTRACT:
An aqueous brine fluid is disclosed which contains a high salt concentration and a water-soluble copolymer of acrylamidomethylpropanesulfonic acid salts which serves to increase the viscosity thereof, particularly at elevated temperatures of above about 300.degree. F. These fluids are particularly useful as fluids for drilling operations.

REFERENCES:
patent: 3679000 (1972-07-01), Kaufman
patent: 4175042 (1979-11-01), Mondshine
patent: 4201679 (1980-05-01), Barker
patent: 4309523 (1982-01-01), Engelhardt
patent: 4357245 (1982-11-01), Engelhardt
patent: 4394273 (1983-07-01), Hoff
patent: 4435564 (1984-03-01), House

Affiliated with

Also associated with

Rating

High temperature stable aqueous brine fluids viscosified by wate does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with High temperature stable aqueous brine fluids viscosified by wate, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and High temperature stable aqueous brine fluids viscosified by wate will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-1345256