Invert emulsion well-servicing fluids

Compositions – Leather or fur treating

Patent

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Details

252 85M, C09K 706

Patent

active

043069800

ABSTRACT:
A water-in-oil well servicing fluid comprising a continuous oleaginous phase, an aqueous phase, an oleophilic anhydride and lime, and a method of preparing same.

REFERENCES:
patent: 2698298 (1954-12-01), Giammaria
patent: 2861042 (1958-11-01), Watkins
patent: 2862881 (1958-12-01), Reddie
patent: 2868729 (1959-01-01), Nelson et al.
patent: 2999063 (1961-09-01), Hoeppel
patent: 3076763 (1963-02-01), Nelson
patent: 3136725 (1964-06-01), Nelson
patent: 3168475 (1965-02-01), Jordan et al.

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