Title:
APPARATUS AND METHOD FOR STEEL SHEET THERMAL TREATMENT
Document Type and Number:
WIPO Patent Application WO/2017/111379
Kind Code:
A1
Abstract:
A steel sheet thermal treatment apparatus according to an embodiment of the present invention may comprise: a body unit which is provided on a movement path of steel sheets which are continuously being produced; and an irradiation unit which is provided on the body unit and comprises a plurality of line irradiation units for irradiating laser, on the surface of the steel sheets, in the form of a line with respect to the width direction of the steel sheets so as to thermally treat the steel sheets, wherein each line irradiation unit irradiates energy which is different from that of at least one other line irradiation unit.
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Inventors:
KUEON YEONG SEOB (KR)
Application Number:
PCT/KR2016/014589
Publication Date:
June 29, 2017
Filing Date:
December 13, 2016
Export Citation:
Assignee:
POSCO (KR)
International Classes:
C21D6/00; C21D1/09; C21D10/00; C21D11/00
Foreign References:
| KR20150031834A | 2015-03-25 | |||
| JPH06116654A | 1994-04-26 | |||
| KR20120073914A | 2012-07-05 | |||
| KR20000001470U | 2000-01-25 | |||
| JP5503809B2 | 2014-05-28 |
Other References:
See also references of EP 3395958A4
Attorney, Agent or Firm:
C&S PATENT AND LAW OFFICE (KR)
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