Title:
SCUM SUCTION MEMBER, TWIN ROLL CONTINUOUS CASTING DEVICE, AND PRODUCTION METHOD FOR SLABS
Document Type and Number:
WIPO Patent Application WO/2020/079758
Kind Code:
A1
Abstract:
This scum suction member is arranged in a twin roll continuous casting device such that part of the scum suction member is immersed in a molten metal pool. The twin roll continuous casting device: supplies molten metal to the molten metal pool formed by a pair of rotating cooling rolls and a pair of side weirs; forms and grows a solidified shell on the circumferential surface of the cooling rolls; and produces a cast strip. The scum suction member comprises a fire-resistant substance containing a fire-resistant metal oxide and has a pore volume ratio of 15–70 vol%.
Inventors:
KATO YUICHI (JP)
YOSHIDA NAOTSUGU (JP)
YOSHIDA NAOTSUGU (JP)
Application Number:
PCT/JP2018/038536
Publication Date:
April 23, 2020
Filing Date:
October 16, 2018
Export Citation:
Assignee:
NIPPON STEEL CORP (JP)
International Classes:
B22D11/06; B22D43/00; C04B7/32; C04B14/38; C04B28/06; C04B35/66; C04B38/00
Foreign References:
| JPH0366450A | 1991-03-22 | |||
| JPH04300055A | 1992-10-23 | |||
| JP2003311385A | 2003-11-05 | |||
| JP2002219564A | 2002-08-06 | |||
| JPS63115667A | 1988-05-20 | |||
| JPH06122067A | 1994-05-06 | |||
| JP2018176250A | 2018-11-15 |
Attorney, Agent or Firm:
TANAI Sumio et al. (JP)
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