Vertical conformance steam drive oil recovery method

Details Vertical conformance steam drive oil recovery method Vertical conformance steam drive oil recovery method

1984-08-08

1986-11-04

Novosad, Stephen J.

Wells

Processes

Cyclic injection then production of a single well

166272, E21B 4324

Patent

active

046205942

ABSTRACT:
The condition known as steam override is overcome by the use of a blocking agent to obstruct fluid flow in part of the override region combined with the closing of all passages of egress for injected steam except those having access to the region where by-passed oil has been banked.

REFERENCES:
patent: 4166504 (1979-09-01), Brown et al.
patent: 4175618 (1979-11-01), Wu et al.
patent: 4431056 (1984-02-01), Shu
patent: 4444261 (1984-04-01), Islip
patent: 4470462 (1984-09-01), Hutchison

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