Water-based drilling and well-servicing fluids with swellable, s

Compositions – Leather or fur treating

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252 851, 252 8514, 252 8553, 252 8554, 523130, 524446, 166275, C09K 300

Patent

active

048881201

ABSTRACT:
Synthetic swellable layer silicates corresponding to the following formula

REFERENCES:
patent: 3956140 (1976-05-01), Nahm et al.
patent: 4267062 (1981-05-01), Byerley
patent: 4351754 (1982-09-01), Dupre 524446
Drilling and Drilling Fluids, Developments in Petroleum Science, 11, G. V. Chilingarian et al. (1983), pp. 226-230.
W. I. Granquist and S. S. Pollack, Natl. Res. Council Publ., "Clays and Clay Minerals", (1960) pp. 150-169.

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