Single trip casing hanger/packoff running tool

Details Single trip casing hanger/packoff running tool Single trip casing hanger/packoff running tool

1991-01-08

1991-12-03

Melius, Terry L.

Wells

Submerged well

Connection or disconnection of submerged members remotely...

166382, 166208, E21B 2302, E21B 4310

Patent

active

050692887

ABSTRACT:
A well tool assembly for running a casing hanger and a packoff into a wellhead housing during a single trip into the well, comprising a tubular inner mandrel, a locking mandrel, an outer annular body surrounding and rotatably connected to the inner mandrel, an outer sleeve surrounding the outer body, and means to prevent relative rotation between the outer body and the locking mandrel.

REFERENCES:
patent: 3809158 (1974-05-01), Bonds et al.
patent: 4597448 (1986-07-01), Baugh
patent: 4836288 (1989-06-01), Wester
patent: 4880061 (1989-11-01), Ahlstone
patent: 4928769 (1990-05-01), Milberger et al.
patent: 5013187 (1991-05-01), MacIntyre et al.

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