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(11)

1 721 900

(13)

A1

(51)

IPC

(21) (22)

Application

4855600/27, 1990-07-30

(22)

Actual filing date

1990-07-30

(45)

Published

1995-01-20

(72)

Inventor

Bobukh I.A.Plakhtin V.D.Volchenkov I.G.Litvinov A.V.Bobrov A.A.Karakin Ju.M.Orlov V.A.Kol'Tsov V.P.

DEVICE TO PUSH APART HYDROLICALLY ROLLS OF ROLL MILL STAND Russian patent published in 1995 - IPC

Abstract SU 1721900 A1

FIELD: rolling. SUBSTANCE: additional cavity 11 with two cavities of the cylinder being self-powered is provided in pushing apart cylinder 8 located between pads 1 and 2 of rolls 3 and 4 of rolling mill. Cavity 11 is operated, wedges 5 and 6 are driven in to speed up roll changing. EFFECT: decreased amount of man hours and extension of roll changing. 1 dwg

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SU 1 721 900 A1

Authors

Bobukh I.A.

Plakhtin V.D.

Volchenkov I.G.

Litvinov A.V.

Bobrov A.A.

Karakin Ju.M.

Orlov V.A.

Kol'Tsov V.P.

Dates

1995-01-20—Published

1990-07-30—Filed

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