Secondary recovery process utilizing sulfonated polyphenols

Details Secondary recovery process utilizing sulfonated polyphenols Secondary recovery process utilizing sulfonated polyphenols

1978-02-09

1980-10-07

Padgett, Benjamin R.

Compositions

Leather or fur treating

166274, 166275, 260505C, 528171, C09K 300

Patent

active

042267315

ABSTRACT:
Hydrocarbons are recovered from subterranean formations by injecting into a hydrocarbon bearing formation via an injection well a fluid comprising water containing a small amount of a water-soluble, sulfonated, ethoxylated polyphenol, forcing the said fluid through the formation and recovering hydrocarbons through a production well. The fluids employed may, if desired, contain an alkaline agent such as sodium hydroxide.

REFERENCES:
patent: 3308883 (1967-03-01), Foster
patent: 3508612 (1970-04-01), Reisberg et al.
patent: 4043922 (1977-08-01), Palmer et al.
patent: 4058467 (1977-11-01), Sias
patent: 4059154 (1977-11-01), Braden et al.
patent: 4077471 (1978-03-01), Shupe et al.

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