Foamed high viscosity aqueous inorganic acid solutions and metho

Details Foamed high viscosity aqueous inorganic acid solutions and metho Foamed high viscosity aqueous inorganic acid solutions and metho

1979-11-19

1982-04-13

Guynn, Herbert B.

Compositions

Leather or fur treating

166282, 166307, E21B 4327

Patent

active

043246699

ABSTRACT:
Foamed high viscosity aqueous inorganic acid solutions and methods of treating subterreanean well formations using such solutions are provided. The foamed acid solutions are comprised of water, at least one water soluble inorganic acid, a gelling-foaming agent comprised of a solution of a water soluble organic solvent and an ethoxylated fatty amine or a mixture of such amines and an inert gas.

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patent: 4061580 (1977-12-01), Jahnke
patent: 4231882 (1980-11-01), Elphingstone et al.
Schonfeldt, Surface Active Ethylene Oxide Adducts, Pub. 1969, pp. 335 and 336.

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