Clay-free wellbore fluid

Details Clay-free wellbore fluid Clay-free wellbore fluid

1975-03-17

1977-05-24

Guynn, Herbert B.

Compositions

Leather or fur treating

252 85C, 252 855R, C09K 702

Patent

active

040254437

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

REFERENCES:
patent: 3319715 (1967-05-01), Parks
patent: 3483121 (1969-12-01), Jordan
patent: 3723408 (1973-03-01), Nordgren et al.
patent: 3878110 (1975-04-01), Miller et al.
Rogers, Composition and Properties of Oil Well Drilling Fluids, Third Edition, 1963, pp. 417 and 418.

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