Acidizing a subterranean reservoir

Details Acidizing a subterranean reservoir Acidizing a subterranean reservoir

1981-12-22

1984-12-11

Guynn, Herbert B.

Wells

Processes

Placing fluid into the formation

252 855C, E21B 4327

Patent

active

044872658

ABSTRACT:
The permeability of subterranean hydrocarbon-producing reservoirs is increased by introducing therein a mixture containing a tertiary carboxylic acid alkylated amide and a glycol ether in combination with an aqueous solution of an acid and, optionally, including a water-soluble polymer, preferably a nitrogen-containing polymer.

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patent: 3920566 (1975-11-01), Richardson et al.

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