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2 171 414

(13)

(51)

IPC

(21) (22)

Application

99110221/06, 1999-05-05

(24)

Start date

1999-05-05

(22)

Actual filing date

1999-05-05

(45)

Published

2001-07-27

(72)

Inventor

Sokolovskij V.I.Ivanov V.A.Novoselov V.V.

(73)

Holder

Sokolovskij Veniamin IzrailevichIvanov Vadim AndreevichNovoselov Vladimir Vasil'Evich

METHOD AND DEVICE FOR MOUNTING OIL-AND-GAS PIPE Russian patent published in 2001 - IPC

Abstract RU 2171414 C2

FIELD: construction engineering; performing major repair without replacement of pipes in close-to damage conditions. SUBSTANCE: pipe to be mounted in sealed-up by front fixed blank and repair movable blank. Gas (air) under pressure is pumped into pipe and new pipe is inserted into worn pipe by action of stop of transport facility on movable rear blank. EFFECT: facilitated operation; reduced tractive force. 3 cl, 2 dwg

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RU 2 171 414 C2

Authors

Sokolovskij V.I.

Ivanov V.A.

Novoselov V.V.

Dates

2001-07-27—Published

1999-05-05—Filed