WATER INTAKE DEVICE Russian patent published in 1997 - IPC

Abstract RU 2083768 C1

FIELD: water supply systems. SUBSTANCE: device is used in operating underground water sources and water intake structures and particularly for delivery of artesian water to municipal water supply systems. Device has delivery pipeline, multiple-section pump with down-hole electric motor and screen-type filter with settler installed in water receiving part of well. First coupling of delivery pipeline located below static water level is made in the form of sealing member holder with its inner space connected with excess pressure line laid along delivery pipeline towards well head. EFFECT: high efficiency. 1 dwg

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RU 2 083 768 C1

Authors

Kostin A.G.

Kulikov V.N.

Dates

1997-07-10—Published

1995-04-18—Filed