Materials for use in drilling fluids

Details Materials for use in drilling fluids Materials for use in drilling fluids

1984-10-30

1986-12-23

Guynn, Herbert B.

Compositions

Leather or fur treating

252 851, C09K 702

Patent

active

046311378

ABSTRACT:
Bentonites can be extended for use in drilling muds by addition of a novel polymer blend comprising a low molecular weight water soluble non-ionic or anionic polymer and a high molecular weight anionic polymer.

REFERENCES:
patent: 2702788 (1955-02-01), Dawson
patent: 2718497 (1955-09-01), Oldham et al.
patent: 3081260 (1963-03-01), Park
patent: 3220946 (1965-11-01), Turner
patent: 3558545 (1971-01-01), Lummus
patent: 4118441 (1978-10-01), LeBlanc
patent: 4128528 (1978-12-01), Frisque

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