Title:
Method of increasing the yield of oil wells
United States Patent 1457479
Inventors:
Wolcott, Edson R.
Publication Date:
06/05/1923
Export Citation:
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Assignee:
Wolcott, Edson R.
Primary Class:
166/256
Other Classes:
166/60, 166/272.1
International Classes:
E21B43/24; E21B43/16
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