Title:
Method of treating oil fields
United States Patent 1826371

Inventors:
Spindler, Peter J.
Publication Date:
10/06/1931
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Assignee:
Spindler, Peter J.
Primary Class:
166/245
Other Classes:
166/269, 166/268
International Classes:
E21B43/16; E21B43/30; E21B43/00