Process for minimizing breaking of emulsion type drilling...

Details Process for minimizing breaking of emulsion type drilling... Process for minimizing breaking of emulsion type drilling...

2011-07-12

2011-07-12

Gulakowski, Randy (Department: 1766)

Earth boring, well treating, and oil field chemistry

Earth boring

C507S104000, C507S204000, C507S140000, C507S906000, C166S268000

Reexamination Certificate

active

07977280

ABSTRACT:
A process for minimizing breaking of an emulsion type drilling fluid system comprising one or more fibrous lost circulation material, the process comprising: determining the water retention value of one or more candidate fibrous lost circulation materials; and, formulating the emulsion type drilling fluid system to comprise fibrous lost circulation material consisting of one or more of the candidate fibrous lost circulation materials having a water retention value of about 1 or less.

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