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2 007 470

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IPC

(21) (22)

Application

4940539/02, 1991-03-28

(22)

Actual filing date

1991-03-28

(45)

Published

1994-02-15

(72)

Inventor

Marchenko L.G.Prokof'Ev D.V.Popovtsev Ju.A.Shepelev A.V.Afanas'Eva Eh.R.Bodrov Ju.V.Zhukova S.Ju.Zlobarev V.A.Rybinskij N.F.Krivosheeva A.A.Kuz'Michev E.M.Sukhomlin G.D.Usov V.A.

(73)

Holder

Sinarskij Trubnyj Zavod

METHOD OF THERMAL TREATMENT OF ARTICLES MADE OF LOW-CARBON MANGANESE STEELS Russian patent published in 1994 - IPC

Abstract RU 2007470 C1

FIELD: metal thermal treatment. SUBSTANCE: article is cooled with water from roll heat of stand of rolls last to exit. Cooling of external surfaces is started from temperatures 830-850 C by action for 0.15-0.30 s with intensity of 6.0-7.0 l/s on each millimeter of thickness of wall. EFFECT: enhanced efficiency of treatment. 1 tbl

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RU 2 007 470 C1

Authors

Marchenko L.G.

Prokof'Ev D.V.

Popovtsev Ju.A.

Shepelev A.V.

Afanas'Eva Eh.R.

Bodrov Ju.V.

Zhukova S.Ju.

Zlobarev V.A.

Rybinskij N.F.

Krivosheeva A.A.

Kuz'Michev E.M.

Sukhomlin G.D.

Usov V.A.

Dates

1994-02-15—Published

1991-03-28—Filed