Methods and compositions for dissolving silicates in subterranea

Details Methods and compositions for dissolving silicates in subterranea Methods and compositions for dissolving silicates in subterranea

1980-03-11

1981-12-08

Guynn, Herbert B.

Compositions

Leather or fur treating

166307, E21B 4327

Patent

active

043046762

ABSTRACT:
Hydrofluoric acid compositions and methods for dissolving siliceous materials in subterranean formations to stimulate the production of fluids therefrom are provided. The presence of aluminum in the compositions retards the reaction rates thereof to thereby enable deeper penetration of formations by the acid compositions.

REFERENCES:
patent: 3794117 (1974-02-01), Knox et al.
patent: 3917536 (1975-11-01), Crowe
patent: 4090563 (1978-05-01), Lybarger et al.
patent: 4200154 (1980-04-01), Tate

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