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(19)

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2 475 319

(13)

(51)

IPC

B21C23/00(2006-01-01)

B21J5/06(2006-01-01)

C22F1/00(2006-01-01)

(21) (22)

Application

2011106235/02, 2011-02-17

(24)

Start date

2011-02-17

(22)

Actual filing date

2011-02-17

(45)

Published

2013-02-20

(72)

Inventor

Ivanov Afanasij MikhajlovichVashchenko Semen Svjatoslavovich

(73)

Holder

Uchrezhdenie Rossijskoj Akademii Nauk Institut Fiziko-Tekhnicheskikh Problem Severa Im. V.P. Larionova Sibirskogo Otdelenija Ran

METHOD OF BILLET EQUAL-SECTION ANGULAR FORMING Russian patent published in 2013 - IPC B21C23/00 B21J5/06 C22F1/00

Abstract RU 2475319 C2

FIELD: process engineering.

SUBSTANCE: invention relates to metal forming, namely, to metal hardening in processing. In compliance with proposed method, billet is used with crosswise size smaller than female die channel cross-section. Composite billet consisting of billet proper and two straps pinned together is subjected to plastic strain.

EFFECT: efficient hardening.

2 dwg

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RU 2 475 319 C2

Authors

Ivanov Afanasij Mikhajlovich

Vashchenko Semen Svjatoslavovich

Dates

2013-02-20—Published

2011-02-17—Filed