METHOD OF METAL COATING AND ELECTRICALLY HEATING A SUBTERRANEAN EARTH FORMATION
United States Patent 3547192

Inventors:
Claridge, Edmond L.
Prats, Michael
Publication Date:
12/15/1970
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Assignee:
SHELL OIL CO
Primary Class:
166/248
Other Classes:
166/272.100, 166/292
International Classes:
E21B43/24; E21B43/16; E21B43/24; E21B33/138; E21B43/20




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