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2 215 227

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(51)

IPC

(21) (22)

Application

2002106867/06, 2002-03-19

(24)

Start date

2002-03-19

(22)

Actual filing date

2002-03-19

(45)

Published

2003-10-27

(72)

Inventor

Mulenkov B.P.Surovtsev G.N.Pajvin S.A.Baev N.M.Vinokurov P.A.Balakirev V.D.

(73)

Holder

Obshchestvo S Ogranichennoj Otvetstvennost'JuZakrytoe Aktsionernoe ObshchestvoBalakirev Vladimir Dmitrievich

PIPE Russian patent published in 2003 - IPC

Abstract RU 2215227 C1

FIELD: manufacture of pipes. SUBSTANCE: proposed pipe includes fibrous material 4 wound in layers (1,2,3) and binder 5. Fibrous material 4 is wound in spiral crossing pattern with through slots 6, 7, 8 between them. EFFECT: facilitated procedure of manufacture; enhanced reliability. 2 cl, 1 dwg

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RU 2 215 227 C1

Authors

Mulenkov B.P.

Surovtsev G.N.

Pajvin S.A.

Baev N.M.

Vinokurov P.A.

Balakirev V.D.

Dates

2003-10-27—Published

2002-03-19—Filed