Well stimulation method using foamed acid

Details Well stimulation method using foamed acid Well stimulation method using foamed acid

1978-04-11

1980-12-09

Padgett, Benjamin R.

Wells

Processes

Separate steps of fracturing or attacking formation

252 855C, 166307, 166308, E21B 3313

Patent

active

042379750

ABSTRACT:
Improved fluid loss control is realized in an acidizing treatment of a subterranean formation of the type using foamed acid, particularly in a foamed fracture acidizing type treatment, by injecting a gelled, substantially unfoamed fluid as a pad ahead of the foamed acid. I.

REFERENCES:
patent: 3974077 (1976-08-01), Free
patent: 4113631 (1978-09-01), Thompson

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