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2 128 097

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IPC

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Application

97118944/02, 1997-11-04

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Actual filing date

1997-11-04

(45)

Published

1999-03-27

(72)

Inventor

Bogoljubov V.A.Doronin V.G.Lysenko P.V.Petrov E.N.Petukhov M.A.Potemin Ju.P.Nevzorov V.A.Smotrov N.V.

(73)

Holder

Rossijskij Federal'Nyj Jadernyj Tsentr Vserossijskij Nauchno-Issledovatel'Skij Institut Tekhnicheskoj Fiziki

PRESSING OUT METHOD Russian patent published in 1999 - IPC

Abstract RU 2128097 C1

FIELD: part shaping with use of expanding rollers for forming part blanks heated up to plastic condition. SUBSTANCE: method comprises steps of mounting blank on mandrel, pressing out blank by expanding members on heated mandrel, stripping ready part, heating mandrel and blank before mounting the last, sustaining temperature of mandrel at mounting and at expanding process higher than temperature of blank at temperature difference no less than predetermined value. EFFECT: enhanced reliability of defect-free stripping of articles, high efficiency of process for large range of materials. 1 dwg, 1 tbl

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RU 2 128 097 C1

Authors

Bogoljubov V.A.

Doronin V.G.

Lysenko P.V.

Petrov E.N.

Petukhov M.A.

Potemin Ju.P.

Nevzorov V.A.

Smotrov N.V.

Dates

1999-03-27—Published

1997-11-04—Filed

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