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2 118 976

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C1

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IPC

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Application

97113068/04, 1997-07-30

(22)

Actual filing date

1997-07-30

(45)

Published

1998-09-20

(72)

Inventor

Mokretsov I.I.Oshchepkov N.P.Alikin V.N.Kuz'Mitskij G.Eh.Solov'Eva V.A.

(73)

Holder

Permskij Zavod Im.S.M.Kirova

METHOD OF BITUMEN-CONTAINING MATERIAL PRODUCING Russian patent published in 1998 - IPC

Abstract RU 2118976 C1

FIELD: protective and anticorrosive materials. SUBSTANCE: method involves impregnation of a base with bitumen composition in an organic solvent, squeezing out and drying. Impregnation and squeezing out are carried out simultaneously in bath at fixed gap between rubberized shaft (hardness value by Shor A is 60-100 U) and steel shaft at the rate of strip moving 10-25 m/min. Steel shaft has screw at step and depth 0.20-0.40 mm. Material is used for protective cable shells making. EFFECT: improved method of producing. 3 tbl, 1 dwg, 16 ex

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RU 2 118 976 C1

Authors

Mokretsov I.I.

Oshchepkov N.P.

Alikin V.N.

Kuz'Mitskij G.Eh.

Solov'Eva V.A.

Dates

1998-09-20—Published

1997-07-30—Filed

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