Clay-free wellbore fluid

Details Clay-free wellbore fluid Clay-free wellbore fluid

1977-12-19

1979-04-24

Guynn, Herbert B.

Compositions

Leather or fur treating

252 85C, 252 85P, 252 855R, C09K 702

Patent

active

041510968

ABSTRACT:
A clay-free, i.e., non-argillaceous wellbore fluid, having unstructured viscosity is obtained by combining water with an additive composition comprising guar gum and at least 10 weight percent of magnesia or magnesium hydroxide based on the weight of guar gum.

REFERENCES:
patent: 2854407 (1958-09-01), Mallory
patent: 2856356 (1958-10-01), Weiss et al.
patent: 2908597 (1959-10-01), Owen
patent: 3146200 (1964-08-01), Goldstein et al.
patent: 3220947 (1965-11-01), Sawyer
patent: 3319715 (1967-05-01), Parks
patent: 3878110 (1975-04-01), Miller et al.
Rogers, Composition and Properties of Oil Well Drilling Fluids, Third Edition, Pub. 1963, pp. 417 and 418.

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