Electric wireline packer retriever apparatus

Details Electric wireline packer retriever apparatus Electric wireline packer retriever apparatus

1984-11-05

1986-02-25

Novosad, Stephen J.

Wells

Packers or plugs

With expanding anchor

166181, E21B 2300

Patent

active

045722897

ABSTRACT:
In the field of well drilling, completion and production in the petroleum industry a particular type of retrievable packer is commonly set by the application of "pull-push" force which may be derived from a conventional electric wireline setting tool of the pressurized type. The present invention provides a packer retrieving tool that is capable of effective use in retrieving the abovementioned type packer through use of "pull-push" forces derived from a conventional electric wireline setting tool. The retrieving tool of the present invention additionally includes effective provisions to be utilized in the event of malfunction of the electric wireline setting tool.

REFERENCES:
patent: 3631925 (1972-01-01), Nutter
patent: 3678998 (1972-07-01), Cockrell et al.
patent: 4049055 (1973-09-01), Brown
patent: 4437516 (1984-03-01), Cockrell

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