Full bore casing hanger running tool

Details Full bore casing hanger running tool Full bore casing hanger running tool

1992-09-28

1993-10-05

Bui, Thuy M.

Wells

Submerged well

Connection or disconnection of submerged members remotely...

E21B 3300

Patent

active

052496295

ABSTRACT:
A running tool for running casing in a subsea well has a full bore. The running tool is run on casing which will be of the same inner diameter as the diameter of the well casing. The running tool has a body and a movable seal sleeve. The seal sleeve carries a casing hanger seal. After cementing, manipulation of the casing causes the seal sleeve to move downward to a lower position to set the seal.

REFERENCES:
patent: 3933202 (1976-01-01), Ahlstone
patent: 4903776 (1990-02-01), Nobileau et al.
patent: 4928769 (1990-05-01), Milberger et al.
patent: 4969516 (1990-11-01), Henderson et al.
patent: 5026097 (1991-06-01), Reimert
patent: 5044442 (1991-09-01), Nobileau
patent: 5148870 (1992-09-01), Fernandez et al.

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