FIELD: production of oil; units for measuring amount of liquid produced from oil wells. SUBSTANCE: proposed measuring group unit includes gates which are located between collector and change-over device. Longitudinal axis of collector, vertical axis of change-over device and vertical axis of metering separator lie in on plane. EFFECT: enhanced maintainability. 3 cl, 3 dwg
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MULTIWAY CHANGE-OVER SHUTOFF DEVICE | 1998 |
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Authors
Dates
2003-12-20—Published
2001-09-03—Filed