Composite multiple zone test tool

Details Composite multiple zone test tool Composite multiple zone test tool

1975-07-17

1976-10-26

Leppink, James A.

Wells

Packers or plugs

Spaced sealing portions

166120, E21B 33122

Patent

active

039878473

ABSTRACT:
An oil well type of tool for testing a plurality of formations in a single trip into the hole. It has a full bore test tool which has a retrievable packer for making conventional tests. In addition there are a plurality of bridge plugs releasably connected in series below the test tool for plugging the hole above each formation after it is tested, without any additional trips into the hole.

REFERENCES:
patent: 2189697 (1940-02-01), Baker
patent: 2227539 (1941-01-01), Dorton
patent: 2228243 (1941-01-01), Baker
patent: 2537066 (1951-01-01), Lewis
patent: 2862564 (1958-12-01), Bostock
patent: 2869645 (1959-01-01), Chamberlain et al.
patent: 3282342 (1966-11-01), Mott
patent: 3424246 (1969-01-01), Myers

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