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2 079 766

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C1

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IPC

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Application

94038405/06, 1994-10-11

(22)

Actual filing date

1994-10-11

(45)

Published

1997-05-20

(72)

Inventor

Khalturin V.N.Gur'Janov V.Ju.Busygin G.N.Galjautdinov A.B.Kashirskij A.I.Tanatarov R.A.Valeev R.I.Karamyshev V.G.

(73)

Holder

Aktsionernoe Obshchestvo Otkrytogo Tipa Magistral'Nye Nefteprovody"

METHOD OF EMPTYING DEFECTIVE PORTION OF PIPE LINE Russian patent published in 1997 - IPC

Abstract RU 2079766 C1

FIELD: pipe line engineering. SUBSTANCE: separator is moved in a pipe line and stop by means of the wedge of a partially closed gate arranged downstream of the defective portion. The gate is closed completely and the separator is moved in opposite direction by the use of inert gases pumped through a branch pipe. EFFECT: simplified method. 1 dwg

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RU 2 079 766 C1

Authors

Khalturin V.N.

Gur'Janov V.Ju.

Busygin G.N.

Galjautdinov A.B.

Kashirskij A.I.

Tanatarov R.A.

Valeev R.I.

Karamyshev V.G.

Dates

1997-05-20—Published

1994-10-11—Filed

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