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2 012 431

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IPC

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Application

92011123/27, 1992-12-10

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Actual filing date

1992-12-10

(45)

Published

1994-05-15

(72)

Inventor

Pautov A.G.Rush A.L.Kaljagin V.N.Gorfinkel' D.G.Kirichkov A.A.Perepechaev V.I.Fejgin G.D.Komratov Ju.S.

(73)

Holder

Nizhnetagil'Skij Metallurgicheskij Kombinat

METHOD FOR ROLLING OF SQUARE BILLETS Russian patent published in 1994 - IPC

Abstract RU 2012431 C1

FIELD: metallurgy. SUBSTANCE: in four last operations rolling in box passes is alternating with rolling in smooth four roll passes. outlets of box passes are made within 7-9 deg, box passes side walls and bottom matching surfaces have radius by 10- 30% larger than rounding radiuses of finished shape. EFFECT: increased efficiency of operation. 1 tbl, 7 dwg

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RU 2 012 431 C1

Authors

Pautov A.G.

Rush A.L.

Kaljagin V.N.

Gorfinkel' D.G.

Kirichkov A.A.

Perepechaev V.I.

Fejgin G.D.

Komratov Ju.S.

Dates

1994-05-15—Published

1992-12-10—Filed

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