Lost circulation treatment for oil field drilling operations

Details Lost circulation treatment for oil field drilling operations Lost circulation treatment for oil field drilling operations

1989-10-11

1990-09-18

Suchfield, George A.

Wells

Processes

Cementing, plugging or consolidating

166292, 166300, 175 48, 175 72, E21B 2108, E21B 33138

Patent

active

049571664

ABSTRACT:
A nonflowing crosslinked polymer gel is employed in a lost circulation treatment for reducing lost circulation during an oil field drilling operation. The nonflowing gel comprises a carboxylate-containing polymer, a chromic carboxylate crosskinging agent, and an aqueous solvent.

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