Drilling fluid

Compositions – Leather or fur treating

Patent

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Details

252353, C09K 702

Patent

active

039576604

ABSTRACT:
An aqueous drilling fluid dispersant and a method of drilling wells using as the drilling fluid dispersant a sulfonated mixture of catechol, chlorophenol and phenol, as hereinafter more fully defined.

REFERENCES:
patent: 3558487 (1971-01-01), Stratton
patent: 3586628 (1971-06-01), Kolaian
patent: 3631227 (1971-12-01), Kablaoui et al.
Tishchenko et al., Article in Journal of Applied Chemistry of The U.S.S.R., Vol. 35, No. 3, Mar. 1962, pp. 611-619.

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