Title:
METHOD FOR PRODUCING MOLTEN IRON
Document Type and Number:
WIPO Patent Application WO/2023/112505
Kind Code:
A1
Abstract:
In the present invention, molten iron is obtained at a low electric power consumption rate by preheating a cold iron source efficiently and reliably by ascertaining preheating conditions of the cold iron source. The method is for producing molten iron in an electric furnace having a preheating chamber and a melting chamber, said method having a cold iron source charging step, a cold iron source preheating step having a preheating ascertainment step, a supply step, and a melting step.
Inventors:
TSUTSUMI KOICHI (JP)
MIWA YOSHIHIRO (JP)
TAKADA YOSUKE (JP)
TODO WATARU (JP)
OZAWA SUMITO (JP)
KIJIMA HIDEO (JP)
MIWA YOSHIHIRO (JP)
TAKADA YOSUKE (JP)
TODO WATARU (JP)
OZAWA SUMITO (JP)
KIJIMA HIDEO (JP)
Application Number:
PCT/JP2022/040024
Publication Date:
June 22, 2023
Filing Date:
October 26, 2022
Export Citation:
Assignee:
JFE STEEL CORP (JP)
International Classes:
C21C5/52; C21B11/10; F27D3/00; F27D3/04; F27D17/00
Foreign References:
| JP2021046608A | 2021-03-25 | |||
| JPH09159377A | 1997-06-20 |
Attorney, Agent or Firm:
SUGIMURA Kenji (JP)
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