Tertiary oil recovery surfactants

Compositions – Leather or fur treating

Patent

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Details

166274, 166275, E21B 4322

Patent

active

044604840

ABSTRACT:
Emulsified oil-water solutions produced from certain vegetable oil adducts having hydrophilic functional groups and fresh water or dilute brine are disclosed as well as the application of such solutions in surfactant flooding tertiary oil recovery operations.

REFERENCES:
patent: 2678934 (1954-05-01), Grummitt
patent: 3714062 (1973-01-01), Askew et al.
patent: 4194565 (1980-03-01), Kalfoglou
patent: 4196134 (1980-01-01), Ball et al.
patent: 4299711 (1981-11-01), Tyler et al.
Joseph J. Taber, "Research on Enhanced Oil Recovery: Past, Present and Future," Pure & Appl. Chem., vol. 52, pp. 1323-1347, (1980).

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