Drilling fluid process

Boring or penetrating the earth – Processes – Boring with specific fluid

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Details

175 72, 507103, 507135, 507139, 507145, C09K 702, E21B 2100

Patent

active

056974582

ABSTRACT:
The use of a water external micellar dispersion as a drilling fluid for rotary and horizontal drilling operations wherein the drilling fluid contains more than 50% oil in the internal phase, improved high temperature stability, high yield points, low gel strengths, and ultra low fluid loss.

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