Adjustable isolation sleeve

Details Adjustable isolation sleeve Adjustable isolation sleeve

1997-12-31

2000-03-21

Bagnell, David

Wells

Submerged well

Wellhead

166348, 1662421, 285355, 285390, 285 32, E21B 712

Patent

active

060391200

ABSTRACT:
An apparatus for use in subsea well completion systems is provided. The apparatus has an isolation sleeve and an extension sleeve. The isolation sleeve has a first end, a second end and a longitudinal axis defined between the first end and the second end. The isolation sleeve has a generally tubular shape. The extension sleeve has a first end attached to the second end of the isolation sleeve to form an assembly comprising the isolation sleeve and the extension sleeve, a second end, and a longitudinal axis that is coaxially aligned with the longitudinal axis of the isolation sleeve. Like the isolation sleeve, the extension sleeve has a generally tubular shape.

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patent: 4898201 (1990-02-01), Conley et al.
patent: 5003821 (1991-04-01), Rivero-Olmedo
patent: 5687999 (1997-11-01), Lancry et al.

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