Pulling tool

Details Pulling tool Pulling tool

1981-02-11

1985-12-17

Marbert, James B.

Handling: hand and hoist-line implements

Grapple

Well type

294 862, 294 863, E21B 3100, E21B 3102

Patent

active

045588953

ABSTRACT:
A pulling tool for retrieving well tools from a well bore. The present invention allows the reach of the pulling tool to be easily varied. The pulling tool can also be assembled for emergency release by either upward or downward shearing forces. The weight of a well tool engaged by the pulling tool is fully supported by the housing of the pulling tool. A manual release feature is provided to release well tools from the pulling tool at the well surface without having to disassemble the pulling tool or shear any pins.

REFERENCES:
patent: 2508285 (1950-05-01), Otis et al.
patent: 2605131 (1952-07-01), Marshall et al.
patent: 3207222 (1965-09-01), Tamplen
patent: 3208531 (1965-09-01), Tamplen
patent: 3628822 (1971-12-01), Bostock
patent: 4127297 (1978-11-01), Dufrene
patent: 4185865 (1980-01-01), Taylor
Booklet--Wireline Production Equipment OEC 5119.

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