Wild well control method and apparatus

Details Wild well control method and apparatus Wild well control method and apparatus

1978-11-13

1980-05-06

Novosad, Stephen J.

Wells

Valves, closures or changeable restrictors

166 86, 166 97, E21B 3303

Patent

active

042012678

ABSTRACT:
Uncontrolled fluid flow from an open cased well is closed off by (a) inserting a probe tool having an elongated lower cylindrical member slidably fitable inside the casing (the member having a seal circumscribing its diameter and a valve about its upper end) into the end of the casing such that the flow is shut off, (b) fastening the valve to the end of the casing, (c) withdrawing the probe, and (d) shutting off the valve.

REFERENCES:
patent: 1664643 (1928-04-01), Rasmussen
patent: 1828124 (1931-10-01), Bower
patent: 1978378 (1934-10-01), Walker
patent: 2788856 (1957-04-01), Ortloff
patent: 3603385 (1971-09-01), Jones

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