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Showalter William E: Method for improving the injection profile of a water injection well. Union Oil Company of California, July 18, 1972: US3677343 (7 worldwide citation)

A method for improving the injection profile of flood water into a heterogeneous subterranean formation penetrated by a water injection well which comprises first establishing a flow of flood water into the formation through the injection well such that the velocity of the water in the well is suffi ...


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