Formation treatment with silicate activated lignosulfonate gel

Details Formation treatment with silicate activated lignosulfonate gel Formation treatment with silicate activated lignosulfonate gel

1979-04-27

1981-03-24

Guynn, Herbert B.

Compositions: coating or plastic

Coating or plastic compositions

Metal-depositing composition or substrate-sensitizing...

106123R, 166294, 252316, E21B 33138, C08L 9700

Patent

active

042578132

ABSTRACT:
Highly conductive zones in subterranean formations are treated with aqueous fluids containing gel-forming amounts of water-soluble lignosulfonate and silicate. Suitable treating fluids contain about 2 to about 5 weight percent sodium or ammonium lignosulfonate and sodium silicate at a weight ratio of SiO.sub.2 to lignosulfonate of about 0.2 to about 1.

REFERENCES:
patent: 3136360 (1964-06-01), Ramos et al.
patent: 3168511 (1965-02-01), King et al.
patent: 3615780 (1971-10-01), Kim et al.
patent: 3897827 (1975-08-01), Felber et al.
patent: 4069869 (1978-01-01), Sandiford
patent: 4074757 (1978-02-01), Felber et al.

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