Title:
MOLTEN STEEL TREATMENT APPARATUS AND METHOD
Document Type and Number:
WIPO Patent Application WO/2017/078336
Kind Code:
A1
Abstract:
The present invention relates to a molten steel treatment apparatus and a molten steel treatment method applied to the same, the apparatus comprising: a main body of which the inside opens upward and having a steel tapping hole formed at a bottom part thereof; a fixed dam extending in the width direction of the main body and provided to come into contact with the bottom part and both longitudinal side walls of the main body; a control dam extending in the width direction of the main body and provided to be spaced from the bottom part and both longitudinal side walls of the main body; and a driving part for movably and rotatably supporting the control dam. Disclosed are the molten steel treatment apparatus and method, which can control the level of molten steel, contained inside the main body, according to each section in the initial, middle, and last stages of a process.
Inventors:
KIM SUNG JOOL (KR)
Application Number:
PCT/KR2016/012307
Publication Date:
May 11, 2017
Filing Date:
October 28, 2016
Export Citation:
Assignee:
POSCO (KR)
International Classes:
B22D41/00; B22D11/10
Foreign References:
| KR20150073448A | 2015-07-01 | |||
| KR20030044589A | 2003-06-09 | |||
| KR20140145382A | 2014-12-23 | |||
| JP2014087835A | 2014-05-15 | |||
| JP2013086147A | 2013-05-13 |
Other References:
See also references of EP 3372326A4
Attorney, Agent or Firm:
NAM, Seung-Hee (KR)
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