Title:
Method and device for sealing a borehole wall
United States Patent 2800185


Inventors:
Teplitz, Abraham J.
Application Number:
US47865354A
Publication Date:
07/23/1957
Filing Date:
12/30/1954
Assignee:
GULF RESEARCH DEVELOPMENT CO
Primary Class:
Other Classes:
166/143, 166/181, 166/193, 166/202, 166/377
International Classes:
E21B33/136; E21B33/138
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