Wells – Processes – Operating valve – closure – or changeable restrictor in a well
Patent
1988-08-19
1990-07-10
Massie, IV, Jerome W.
Wells
Processes
Operating valve, closure, or changeable restrictor in a well
166154, 166332, 166386, E21B 3414
Patent
active
049400940
ABSTRACT:
A method and device for actuating specialized equipment in a drilled well having at least one well zone, sharply slanted with respect to the vertical, and with the drilled well having at least one tubular control column along which operating equipment as remotely installed. A control member is introduced in to the first tubular control column, with a cable being attached at one end of the control member. The control member is lowered into the first tubular control column by a downward hydraulic pumping, and the cable is paid into the tubular pipe from the surface. The control member is raised by pulling on the cable from the surface and the specialized operating equipment is selectively maneuvered while the control member is flush against the equipment in a downward or upward travel of the control member in the drilled well.
REFERENCES:
patent: 2999545 (1961-09-01), Bigelow
patent: 3263752 (1966-08-01), Conrad
patent: 3811500 (1974-05-01), Morrisett et al.
patent: 4349072 (1982-09-01), Escaron et al.
patent: 4457370 (1984-07-01), Wittrisch
patent: 4484628 (1984-11-01), Lanmon, II
patent: 4729429 (1988-03-01), Wittrisch
Lessi Jacques
Tholance Michel
Institut Francais du Pe'trole
Massie IV Jerome W.
Melius TerryLee
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