PBR with latching system for tubing

Details PBR with latching system for tubing PBR with latching system for tubing

1985-02-04

1986-07-22

Novosad, Stephen J.

Wells

Processes

Placing or shifting well part

166242, 285142, E21B 2302

Patent

active

046013431

ABSTRACT:
A liner hanger system for wellbores where the liner hanger includes a polished bore receptacle (PBR) with a releasable latching device. In use, a string of tubing with a sealing assembly adapted for cooperation with the PBR can be releasably latched to the PBR to limit upward travel of the string of tubing relative to the PBR.

REFERENCES:
patent: 4014568 (1977-03-01), Carter et al.
patent: 4039208 (1977-08-01), Pernet et al.
patent: 4083408 (1978-04-01), Milam
patent: 4087119 (1978-05-01), Capdebosc et al.
patent: 4398600 (1983-08-01), Vazquez
patent: 4449736 (1984-05-01), Blackwell
patent: 4508167 (1985-04-01), Weinberg et al.

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