Compositions – Leather or fur treating
Patent
1984-08-06
1987-08-11
Lovering, Richard D.
Compositions
Leather or fur treating
252 8553, C09K 300, C09K 702
Patent
active
046860517
ABSTRACT:
A method of producing a well servicing fluid containing zinc bromide in which an activated hydroxyethyl cellulose is either admixed with a zinc bromide solution containing above about 30% by weight zinc bromide, or, in the alternative, is admixed with a non-zinc bromide containing solution to produce a viscosified solution which is then admixed with a zinc bromide containing solution.
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patent: 4292183 (1981-09-01), Sanders
patent: 4304677 (1981-12-01), Stauffer et al.
patent: 4330414 (1982-05-01), Hoover
patent: 4350601 (1982-09-01), Mosier et al.
patent: 4420406 (1983-12-01), House et al.
patent: 4476032 (1984-10-01), House et al.
Place et al.: "High Density Fluids for Completions and Workovers", Presented at the European Offshore Petroleum Conference and Exhibition, Oct. 1980, pp. 497-499.
Hoover Lonnie D.
House Roy F.
Lovering Richard D.
NL Industries Inc.
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