Inflatable packer compatible with CBL

Details Inflatable packer compatible with CBL Inflatable packer compatible with CBL

1985-01-28

1986-08-19

Novosad, Stephen J.

Wells

Packers or plugs

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

277 34, E21B 33127

Patent

active

046064060

ABSTRACT:
An inflatable packer with a supporting mandrel having intermittent coatings of grit-like materials bonded to the mandrel to provide a frictional contact surface for an inflatable rubber sleeve with intermittent bare portions thereby to permit use of a cement bond logging tool, the spacings of the coatings being functionally related to the transmitter/receiver spacing of a cement bond logging tool.

REFERENCES:
patent: 3604732 (1971-09-01), Malone
patent: 3821340 (1974-06-01), Marks
patent: 3837947 (1974-09-01), Malone
patent: 4311314 (1982-01-01), Suman
patent: 4349204 (1982-09-01), Malone
patent: 4421165 (1983-12-01), Szarka

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