Wireline set tubing retrievable seal bore packer apparatus

Details Wireline set tubing retrievable seal bore packer apparatus Wireline set tubing retrievable seal bore packer apparatus

1984-02-03

1986-01-21

Novosad, Stephen J.

Wells

Packers or plugs

With expanding anchor

166181, 166387, E21B 2300, E21B 2306

Patent

active

045652473

ABSTRACT:
A retrievable subsurface well conduit engaging apparatus having releasable engaging means which are movable outwardly to engage a well conduit and which may be released by up and down movement of an operating means. Locking means maintains the well conduit engaging means in engagement with the well conduit until the operating means is moved upwardly which releases a coupling means from the locking means and allows disengagement of the apparatus.

REFERENCES:
patent: 3552489 (1975-01-01), Berryman
patent: 3678998 (1972-07-01), Cockrell
patent: 3746093 (1973-07-01), Mullins
patent: 4044826 (1977-08-01), Crowe
patent: 4289200 (1981-09-01), Fisher
patent: 4393929 (1983-07-01), Akkerman

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