Viscosity enhancement system

Details Viscosity enhancement system Viscosity enhancement system

1983-03-23

1985-09-24

Lieberman, Paul

Wells

Processes

Distinct, separate injection and producing wells

166275, 252 855D, 252356, E21B 4316

Patent

active

045427895

ABSTRACT:
A novel viscosity enhancing agent consisting essentially of urea and the sodium salt of an unsaturated carboxylic acid, and also, a viscosity enhanced fluid consisting essentially of salt water and the viscosity enhancing agent. In addition, a process for the enhanced recovery of oil employing the viscosity enhanced fluid as a mobility buffer.

REFERENCES:
patent: 2341500 (1944-02-01), Detling
patent: 3292697 (1966-12-01), Abdo et al.
patent: 3292698 (1966-12-01), Savins
patent: 3373809 (1968-03-01), Cooke, Jr.
patent: 3410343 (1968-11-01), Abdo

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