Redundant metal-metal seal

Measuring and testing – With fluid pressure – Clamp – plug – or sealing feature

Reexamination Certificate

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Details

C073S040000

Reexamination Certificate

active

06886391

ABSTRACT:
The present invention provides a sealing assembly for protecting a downhole connection. The sealing assembly comprises independently energized metal-metal seals and a housing that prevents the energization of individual seals from affecting other seals.

REFERENCES:
patent: 1671852 (1928-05-01), Caldwell
patent: 6269683 (2001-08-01), Jackson
patent: 6430990 (2002-08-01), Mallet

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