Method of and composition for acidizing subterranean formations

Details Method of and composition for acidizing subterranean formations Method of and composition for acidizing subterranean formations

1981-02-09

1983-02-01

Guynn, Herbert B.

Compositions

Leather or fur treating

166300, E21B 4327

Patent

active

043714439

ABSTRACT:
A method and composition for acid treating a subterranean formation. The composition comprises an aldehyde, an ammonium salt capable of reacting with the aldehyde to produce a free acid, and a chemical additive which retards the formation of the free acid. The process is carried out by contacting the subterranean formation with the composition.

REFERENCES:
patent: 2652360 (1953-09-01), Bond et al.
patent: 2778427 (1957-01-01), Cardwell et al.
patent: 2824833 (1958-02-01), Cardwell et al.
patent: 3157232 (1964-11-01), Ramos et al.
patent: 3707192 (1972-12-01), Goins et al.
patent: 3889753 (1975-06-01), Richardson
patent: 4044833 (1977-08-01), Volz
patent: 4172041 (1979-10-01), Clampitt et al.

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