Mud solidification with slurry of portland cement in oil

Details Mud solidification with slurry of portland cement in oil Mud solidification with slurry of portland cement in oil

1993-09-08

1994-12-06

Suchfield, George A.

Wells

Processes

Cementing, plugging or consolidating

175 72, E21B 3314

Patent

active

053701852

ABSTRACT:
A cementitious slurry is produced by combining an aqueous drilling fluid with a slurry of Portland cement in oil. Generally the drilling fluid is an aqueous drilling fluid containing clay such as prehydrated bentonite. The resulting composition has a particular utility in primary cementing operations for oil wells.

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