High temperature packer element for well bores

Details High temperature packer element for well bores High temperature packer element for well bores

1980-04-28

1981-08-04

Smith, Robert I.

Seal for a joint or juncture

Seal between relatively movable parts

Relatively rotatable radially extending sealing face member

277124, E21B 33129

Patent

active

042818400

ABSTRACT:
This invention relates to packer element design for use in high temperature well bores. Packing material of asbestos fibers impregnated with a thermoplastic and interwoven with Inconel wire is employed in a center packer ring of triangular cross-section disposed between two facing series of frusto-conically shaped packer rings, which are backed by expandable metal packer shoes.

REFERENCES:
patent: 3131764 (1964-05-01), Muse et al.
patent: 3181614 (1965-05-01), Brown
patent: 3288222 (1966-11-01), Urbanosky
patent: 3330357 (1967-07-01), Elliston
patent: 3371716 (1968-03-01), Current
patent: 3554280 (1971-01-01), Tucker
patent: 3559733 (1971-02-01), Kilgore
patent: 3666010 (1972-05-01), Harris
patent: 4151875 (1979-05-01), Sullaway
patent: 4176715 (1979-12-01), Bigelow et al.

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