Method for liquifying chloride-based heavy brine well completion

Details Method for liquifying chloride-based heavy brine well completion Method for liquifying chloride-based heavy brine well completion

1984-06-25

1986-06-10

Schofer, Joseph L.

Compositions

Leather or fur treating

166300, 423513, 423584, 210759, C09K 700, C09K 704

Patent

active

045941700

ABSTRACT:
The invention provides a method to liquify a heavy brine completion fluid containing chlorides. The combination of a persulfate and hydrogen peroxide was found to be more effective than either compound alone, or than a peroxygen plus an activator.

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Hudson et al., "Fluid Loss Control Through the Use of A Liquid-Thickened Completion and Workover Brine, Journal of Petroleum Technology, Oct. 1983, pp. 1776-1782.

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