Downhole release tool and method

Details Downhole release tool and method Downhole release tool and method

2008-05-20

2008-05-20

Bagnell, David J. (Department: 3676)

Wells

Conduit wall or specific conduit end structure

Downhole coupling or connector

C166S377000, C166S242100, C166S383000

Reexamination Certificate

active

11001171

ABSTRACT:
A release tool includes a first subassembly and a second subassembly. A connector is operable to selectively coupled the first subassembly to the second subassembly. A release guard is operable to selectively inhibit release of the connector. The release guard operable to inhibit release of the connector in response to a pressure difference between an interior of the release tool and an exterior of the release tool.

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patent: 2004/0055757 (2004-03-01), Beall

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