Method of drilling a borehole using gelled polymers

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

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166270, 166294, 252 85A, 252 85C, C09K 700, E21B 2100, E21B 4322

Patent

active

RE0297160

ABSTRACT:
Improvements in secondary recovery operations for the recovery of oil, and improvements in well drilling operations, are accomplished through the use of aqueous mediums comprising aqueous gels prepared from water and certain polymers such as polyacrylamides and related polymers.

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