Title:
Cutting tool
United States Patent 2991834


Inventors:
Kennard, Thomas A.
Application Number:
US67933257A
Publication Date:
07/11/1961
Filing Date:
08/21/1957
Assignee:
Kennard, Thomas A.
Primary Class:
Other Classes:
166/216
International Classes:
E21B29/00; E21B31/16; E21B31/20
View Patent Images:
US Patent References:
2665765Segmental slip subsurface well tool1954-01-12
2659434Inside pipe cutter1953-11-17
2623593Apparatus for releasing slips1952-12-30
2604945Pump anchor1952-07-29
2203011Pipe cutter1940-06-04
2202986Pipe cutter1940-06-04
1992933Cement retainer1935-03-05
1941703Casing cutter1934-01-02
1867289Inside casing cutter1932-07-12