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2 074 999

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C1

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IPC

(21) (22)

Application

93003058/06, 1993-01-18

(22)

Actual filing date

1993-01-18

(45)

Published

1997-03-10

(72)

Inventor

Kulagin V.P.Elizar'Ev E.G.Shchepin N.F.Gekhman A.S.Khafizov Kh.Kh.

(73)

Holder

Kulagin Vladimir PetrovichShchepin Nikolaj Fedorovich

DEVICE FOR SECURING PIPE LINE IN GROUND Russian patent published in 1997 - IPC

Abstract RU 2074999 C1

FIELD: laying of main pipe lines. SUBSTANCE: device for securing pipe line 2 in ground has mat 1 embracing the pipe line, bottom and walls of trench. Mat 1 is made from longitudinal strips 3 and transverse strips 4 fastened together. Sizes of mat cells are dictated by criteria of tensile strength, rupture strength on strength of fastening the strips when pipe line is acted on by operational loads. EFFECT: enhanced reliability. 4 cl, 2 dwg

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RU 2 074 999 C1

Authors

Kulagin V.P.

Elizar'Ev E.G.

Shchepin N.F.

Gekhman A.S.

Khafizov Kh.Kh.

Dates

1997-03-10—Published

1993-01-18—Filed

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