Drilling fluid and methods

Details Drilling fluid and methods Drilling fluid and methods

2011-08-02

2011-08-02

Figueroa, John J (Department: 1765)

Earth boring, well treating, and oil field chemistry

Earth boring

Contains organic component

C507S110000, C507S127000, C507S128000, C507S137000, C507S138000, C507S139000, C507S142000, C507S143000, C507S261000, C507S266000, C175S064000, C175S072000

Reexamination Certificate

active

07989399

ABSTRACT:
A drilling fluid comprising: a non-ionic surfactant including at least one of a branched alcohol ethoxylate and a capped alcohol ethoxylate, a detergent builder and a viscosifier.

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