Aqueous drilling fluid additive, composition and process

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Polymers from only ethylenic monomers or processes of...

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252 85LC, 260 296TA, 526303, C08F 2238

Patent

active

042885825

ABSTRACT:
The invention relates to an aqueous drilling fluid composition, a filtration control agent for utilization in said aqueous drilling fluid, and a method of forming a filter cake on the wall of a well for the reduction of filtrate from said drilling fluid, which are effective at high temperatures and pressures, by utilization of a terpolymer of: (1) a monovalent alkali metal salt of acrylic acid; (2) an hydroxy alkyl acrylate; and (3) acrylamide.

REFERENCES:
patent: 2650905 (1953-09-01), Fordyce
patent: 2718497 (1955-09-01), Oldham
patent: 3323603 (1967-06-01), Lummus
patent: 3472325 (1969-10-01), Lummus
patent: 3558545 (1971-01-01), Lummus
patent: 3651002 (1972-03-01), Higashimura
patent: 3726812 (1973-04-01), Higashimura
patent: 3897404 (1975-07-01), Korte
patent: 3948841 (1976-04-01), Dusek
patent: 4037035 (1977-07-01), Blanc
patent: 4059552 (1977-11-01), Zweigle

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