Method for clay stabilization with quaternary amines

Wells – Processes – Cementing – plugging or consolidating

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Details

1663051, 166307, 166308, 252 8551, 252 8553, E21B 33138, E21B 4326, E21B 4327

Patent

active

050979043

ABSTRACT:
A method of treating a clay-containing subterranean formation with an aqueous fluid is disclosed. The method features the use of quaternary ammonium compounds as additives to control formation damage caused by contacting the formation with the aqueous fluid.

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patent: 3349032 (1967-10-01), Krieg
patent: 3768566 (1973-10-01), Ely et al.
patent: 4462718 (1984-07-01), McLaughlin et al.
patent: 4842973 (1989-06-01), Himes et al.
patent: 4974678 (1990-12-01), Himes et al.

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