Apparatus and method for performing a desired operation at a spe

Details Apparatus and method for performing a desired operation at a spe Apparatus and method for performing a desired operation at a spe

1975-12-09

1977-05-31

Novosad, Stephen J.

Wells

Valves, closures or changeable restrictors

1661175, 166156, 166255, E21B 2302, E21B 2304

Patent

active

040263630

ABSTRACT:
An apparatus and method for performing a desired operation in a selected mandrel in a well. The apparatus includes a running assembly with selector stop means and operating tool means. The running assembly is run in the tubing string until the selector stop means positively locates it with respect to the selected mandrel. The operating tool means can then be manipulated to perform the desired operation in the selected mandrel. This abstract is neither intended to define the invention of the application which, of course, is measured by the claims, nor is it intended to be limiting as to the scope of the invention in any way.

REFERENCES:
patent: 2673614 (1954-03-01), Miller
patent: 3268006 (1966-08-01), Hayes
patent: 3353607 (1967-11-01), Kinley
patent: 3638723 (1972-02-01), Carroll
patent: 3670821 (1972-06-01), Tamplen
patent: 3727693 (1973-04-01), Tausch et al.
patent: 3732928 (1973-05-01), Sizer
patent: 3837398 (1974-09-01), Yonker
patent: 3874445 (1975-04-01), Terral
patent: 3888306 (1975-06-01), Wetzel

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