Title:
METHOD FOR PRODUCING REDUCED IRON AND PRODUCTION DEVICE THEREFOR
Document Type and Number:
Japanese Patent JP2014189858
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a method for producing reduced iron by efficiently reducing an agglomerated product including an iron oxide-containing substance and a carbonaceous reducing substance, and a production device therefor.SOLUTION: An agglomerated product including an iron oxide-containing substance and a carbonaceous reducing substance is heated at 100 to 660°C by a high frequency heating coil 8, and thereafter, the agglomerated product is heated at 1,000 to 1,400°C in a reducing furnace 9.
Inventors:
UESUGI SACHIHIRO
MAYUMI YASUHIRO
TAKECHI TOSHIYA
AOKI RIICHI
MAYUMI YASUHIRO
TAKECHI TOSHIYA
AOKI RIICHI
Application Number:
JP2013067736A
Publication Date:
October 06, 2014
Filing Date:
March 28, 2013
Export Citation:
Assignee:
NIPPON STEEL & SUMITOMO METAL CORP
International Classes:
C21B13/00; C21B13/08; F27D11/06; F27D13/00
Domestic Patent References:
| JP2012158790A | 2012-08-23 | |||
| JP2003183716A | 2003-07-03 | |||
| JP2009528449A | 2009-08-06 | |||
| JPS5239503A | 1977-03-26 |
Foreign References:
| US3413112A | 1968-11-26 |
Attorney, Agent or Firm:
Tatsu Iwatani
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