Dissolvable grip or seal arrangement

Details Dissolvable grip or seal arrangement Dissolvable grip or seal arrangement

1995-12-06

1998-01-20

Neuder, William P.

Wells

Processes

Destroying or dissolving well part

166378, 166120, E21B 2900

Patent

active

057092699

ABSTRACT:
The invention relates to an releasable grip arrangement providing an impermeable barrier in an annular space between an inside tube and an outside tube of an oil well and is made of a material which may be dissolved by a suitable solvent and includes a seal member and a locking member 3, a sleeve which comprises holes which can be blocked during normal use but can be opened to permit the entrance of a solvent.

REFERENCES:
patent: 4498534 (1985-02-01), Lindsey, Jr.
patent: 4699641 (1987-10-01), Knieriemen
patent: 5222555 (1993-06-01), Bridges

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