Inflatable anchor element and packer employing same

Details Inflatable anchor element and packer employing same Inflatable anchor element and packer employing same

1981-10-08

1984-01-10

Leppink, James A.

Wells

Packers or plugs

With expanding anchor

277 30, 277230, 166187, 166212, E21B 33127

Patent

active

044248610

ABSTRACT:
An inflatable packer element utilizing metal cable employed to reinforce the elastomeric packer bladder as an anchoring element. Steel cable is exposed along at least a portion of the packer element surface to engage a casing, liner or other conduit wall, or the wall of an open well bore. A seal may be effected at one or both ends of the packer element through use of a bonded elastomer cover which is pressed against the conduit wall by the expanded cable when the packer element is inflated.

REFERENCES:
patent: 1828381 (1931-10-01), Schuyler
patent: 3085627 (1963-04-01), Sodich
patent: 3437142 (1969-04-01), Conover
patent: 4191383 (1980-03-01), Baker et al.
patent: 4253676 (1981-03-01), Baker et al.
patent: 4310161 (1982-01-01), Streich
patent: 4349204 (1982-09-01), Malone
patent: 4372562 (1983-02-01), Carter, Jr.

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