Method for drilling wells

Details Method for drilling wells Method for drilling wells

1991-03-19

1992-01-28

Suchfield, George A.

Boring or penetrating the earth

With signaling, indicating, testing or measuring

175 50, 175 65, E21B 2100, E21B 2108, E21B 4900, C09K 702

Patent

active

050836226

ABSTRACT:
Drilling fluid properties are enhanced by incorporation thereinto of a cyclicetherpolyol such as a cyclic dimer of glycerol and, optionally, a polyol such as glycerol or a monoalicyclicpolyol, and/or salt.

REFERENCES:
patent: 2191312 (1940-02-01), Cannon
patent: 3728259 (1973-04-01), Christman
patent: 3738437 (1973-06-01), Scheverman
patent: 4053422 (1977-10-01), Walker
patent: 4478612 (1984-10-01), Diaz et al.
patent: 4508628 (1955-04-01), Walker et al.
patent: 4780220 (1988-10-01), Peterson
patent: 4802998 (1989-02-01), Mueller et al.

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