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2 067 248

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C1

(51)

IPC

(21) (22)

Application

5068002/06, 1992-07-16

(22)

Actual filing date

1992-07-16

(45)

Published

1996-09-27

(72)

Inventor

Zakharov I.Ja.Gumerov A.G.Karamyshev V.G.

(73)

Holder

Institut Problem Transporta Ehnergoresursov

DEVICE FOR REMOVING PIPE LINE FROM SOIL Russian patent published in 1996 - IPC

Abstract RU 2067248 C1

FIELD: construction. SUBSTANCE: device has lifting wedge device 3 mounted inside housing 1. Webs 2 of the housing are provided with cutting edges 4. Cantilevers 5 and 6 connect plunger device 7 with the housing. Head 8 of the device is connected with a tie facility. When the tie facility moves along the pipe line, plunger device 7 loosens soil above the pipe line. Edges 4 loosen soil on both sides of the pipe line. Wedge device 3 governs a lifting angle of the pipe line to be removed. EFFECT: improved design. 2 cl, 2 dwg

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RU 2 067 248 C1

Authors

Zakharov I.Ja.

Gumerov A.G.

Karamyshev V.G.

Dates

1996-09-27—Published

1992-07-16—Filed

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