Well packer

Details Well packer Well packer

1992-08-06

1994-07-12

Novosad, Stephen J.

Wells

Packers or plugs

Expanded by confined fluid from central chamber, pump or...

277 34, 277DIG6, E21B 33127

Patent

active

053279620

ABSTRACT:
An inflatable well packer includes several annular layers of material, consisting of a series of oriented fibers encapsulated in an elastomeric resin, the inner and outer circumferential surfaces of the well packer each carry a protective layer of material effective to protect the elastomeric resin, each protective layer 9, 11 is deposited on the well packer in a folded configuration, such that unfolding of the layers enables inflation of the well packer.

REFERENCES:
patent: 2221775 (1940-11-01), Boynton
patent: 3028915 (1962-04-01), Jennings
patent: 3047065 (1962-07-01), Vincent
patent: 3054455 (1962-09-01), Keltner
patent: 3529667 (1970-09-01), Malone
patent: 4357992 (1982-11-01), Sweeney

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