Well apparatus

Details Well apparatus Well apparatus

1983-04-29

1985-06-11

Novosad, Stephen J.

Wells

Detents or clutches

166217, E21B 2302

Patent

active

045222592

ABSTRACT:
There are disclosed two embodiments of well apparatus each including a well tool adapted to be lowered into and locked within a landing nipple of a well string, together with a running tool adapted to be connected to the well tool for lowering it into locking position and then causing it to be so locked within the nipple, following which the running tool is released from the well tool for retrieval from the well string.

REFERENCES:
patent: 2887163 (1959-05-01), McGowen, Jr. et al.
patent: 3507329 (1970-04-01), Stone, Jr.

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