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2 120 902

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IPC

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Application

97116870/13, 1997-09-30

(22)

Actual filing date

1997-09-30

(45)

Published

1998-10-27

(72)

Inventor

Shammazov A.M.Ljubushkin V.V.Konovalov N.I.Vakhitov A.M.

(73)

Holder

Ufimskij Gosudarstvennyj Neftjanoj Tekhnicheskij Universitet

WATER DRAIN FOR RESERVOIR FLOATING ROOFS Russian patent published in 1998 - IPC

Abstract RU 2120902 C1

FIELD: oil producing industry. SUBSTANCE: device intended for draining water from floating roofs of reservoirs has drain holes with connecting branch pipes on floating roof and on reservoir wall. Drain holes are connected by flexible metal pipeline made of stainless steel and provided with flexible cable connected to middle part of pipeline and to top of reservoir wall through holes in roof. Flexible cable is connected to pulling device. To provide lifting of middle part of pipeline in synchronism with floating roof, flexible cable is connected also to lower zone of flexible metal pipeline with excess of length of this section of pipeline relative to length of the same section of cable. EFFECT: enhanced draining of water from reservoir roof. 2 dwg

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RU 2 120 902 C1

Authors

Shammazov A.M.

Ljubushkin V.V.

Konovalov N.I.

Vakhitov A.M.

Dates

1998-10-27—Published

1997-09-30—Filed

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