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2 208 732

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IPC

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Application

2001112853/06, 2001-05-08

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Start date

2001-05-08

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Actual filing date

2001-05-08

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Published

2003-07-20

(72)

Inventor

Maganov R.U.Nekrasov V.I.Vjatchinin M.G.Lesnichij V.F.Injushin N.V.Larionov A.F.

(73)

Holder

Obshchestvo S Ogranichennoj Otvetstvennost'Ju Sibir'"

METHOD OF MANUFACTURE OF PIPE Russian patent published in 2003 - IPC

Abstract RU 2208732 C2

FIELD: manufacture of plastic articles; manufacture of biplastic pipes. SUBSTANCE: proposed method includes application of primary layer on polyethylene layer, winding fibrous composite material and heat treatment at building-in of components; composite material is wound in two intersecting spiral layers; in the course of heat treatment, first outer layer is built-in and then remaining components are built-in. EFFECT: enhanced reliability; facilitated procedure. 1 dwg

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RU 2 208 732 C2

Authors

Maganov R.U.

Nekrasov V.I.

Vjatchinin M.G.

Lesnichij V.F.

Injushin N.V.

Larionov A.F.

Dates

2003-07-20—Published

2001-05-08—Filed

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