Title:
精錬装置及び方法
Document Type and Number:
Japanese Patent JP7085057
Kind Code:
B2
Abstract:
Proposed in the present invention are a refinement apparatus and a refinement method, the refinement apparatus comprising: a container unit having an open upper portion and a space for refining melt formed therein; a nozzle unit which is formed so as to blow gas and is installed in the container unit; a camera unit, provided above the container unit, for photographing a molten steel surface of the melt, and a control unit for calculating the size of naked molten steel on the molten steel surface by using the molten steel surface image obtained from the camera unit, installation information of the camera unit, and performance information of the camera unit, in which a gas flow rate may be controlled so that the size of the naked molten metal that is formed in the molten metal surface during an LF refining process falls within a preset reference size.
Inventors:
Kim, Song Jul
Cha, Wooyol
Hong, Jae Suk
Cha, Wooyol
Hong, Jae Suk
Application Number:
JP2021504819A
Publication Date:
June 15, 2022
Filing Date:
July 31, 2019
Export Citation:
Assignee:
POSCO
International Classes:
C21C7/00; F27D21/00
Domestic Patent References:
| JP2014148695A | ||||
| JP2001292353A | ||||
| JP62047892U |
Attorney, Agent or Firm:
Kyosei International Patent Office