Pipe puller
United States Patent 2965175
US Patent References:
Tool useful for removing objects from wells
- - 2190442

Cementing plug
- - 2270648

Well tool
- - 2329939

Packer assembly
- - 2352423

Pulling tool
- - 2377249


Inventors:
Ransom, Russell A.
Publication Date:
12/20/1960
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Assignee:
DAILEY OIL TOOLS INC
Primary Class:
166/98
Other Classes:
294/86.160, 166/120, 166/212
International Classes:
E21B31/107; E21B31/00
US Patent References:
2537413Pulling tool