METHOD FOR HIGH-PRESSURE TRIP GAS USAGE IN GAS-LIFT WELL Russian patent published in 2005 - IPC

Abstract RU 2263202 C2

FIELD: gas lift oil wells for reservoir fluid development and methods of reservoir gas usage for production thereof, as well as electronically operated downhole valve.

SUBSTANCE: well comprises production string extending inside well through oil-bearing and gas-bearing zones and electrically operated downhole valve. The valve is connected with production string and adapted to regulate high-pressure trip gas flow. Well is provided with connection means, which supplies gas from gas-bearing zone in downhole valve, inductive throttle arranged around production string near downhole valve to transmit electric power and control signals by production string to downhole valve through the first and the second outputs. The outputs are linked with production string from power source side and from return circuit side of inductive throttle correspondingly. Method for above well operation is also disclosed.

EFFECT: increased efficiency and operational reliability.

24 cl, 5 dwg

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RU 2 263 202 C2

Authors

Khersh Dzhon Mishel'

Stedzhemejer Dzhordzh Leo

Kholl Dzhejms Vill'Jam

Vajngar Kharold Dzh.

Bernett Robert Reks

Sevedzh Vill'Jam Mauntdzhoj

Karl Frederik Gordon Ml.

Dates

2005-10-27Published

2001-03-02Filed