Method and apparatus for controlling the injection profile of a

Details Method and apparatus for controlling the injection profile of a Method and apparatus for controlling the injection profile of a

1975-05-14

1976-11-23

Novosad, Stephen J.

Wells

Valves, closures or changeable restrictors

Rotated operator

166305R, E21B 4312, E21B 4316

Patent

active

039931307

ABSTRACT:
A method and apparatus for controlling the injection profile of a borehole. It employs a perforated tube which may be attached to a tubing string for introducing an injection fluid opposite a formation to receive the injection. And, there is a perforated sleeve that is rotatable relative to the tube so that the injection fluid will be dynamically distributed over the extent of the perforated tube.

REFERENCES:
patent: 2055515 (1936-09-01), Yarbrough
patent: 2681111 (1954-06-01), Thompson
patent: 2842211 (1958-07-01), McGaffey
patent: 2973039 (1961-02-01), Payne, Jr.
patent: 3430701 (1969-03-01), Canada
patent: 3455382 (1969-07-01), Chenoweth
patent: 3565175 (1969-10-01), Wilson
patent: 3638726 (1972-02-01), Sibley
patent: 3830299 (1974-08-01), Thomeer

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