Title:
WATERFLOODING METHOD AND METHOD OF DETECTING FLUID FLOW BETWEEN ZONES OF DIFFERENT PRESSURE
United States Patent 3454094

Inventors:
Grolemund, John L.
Friedman, Robert H.
Publication Date:
07/08/1969
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Assignee:
GETTY OIL CO
Primary Class:
166/250.010
Other Classes:
73/152.390, 166/272.600, 166/64, 73/152.330
International Classes:
E21B43/20; E21B47/10; E21B43/16; E21B43/24; E21B43/20
US Patent References:
2977792Method for detecting fluid flow in or near a well bore
3072189Process and apparatus for in situ combustion
3135324Prevention of ignition in air injection wells
3372754Well assembly for heating a subterranean formation




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