PROCESS FOR PRODUCTION OF REDUCED IRON

Title:

PROCESS FOR PRODUCTION OF REDUCED IRON

Document Type and Number:

WIPO Patent Application WO/2012/049974

Kind Code:

A1

Abstract:

This process for producing reduced iron comprises: a kneading step of adding water having a temperature of 60-90˚C inclusive to a mixture comprising a powdery iron oxide raw material and a powdery reducing material and kneading the resulting mixture; a granulation step of granulating the mixture obtained in the kneading step to produce a granulated material; and a reduction step of reducing the granulated material obtained in the granulating step to produce reduced iron.

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Inventors:

UESUGI YUKIHIRO (JP)
TERAMOTO NAOFUMI (JP)
KUWAUCHI YUKI (JP)

Application Number:

PCT/JP2011/072310

Publication Date:

April 19, 2012

Filing Date:

September 29, 2011

Export Citation:

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Assignee:

NIPPON STEEL CORP (JP)
UESUGI YUKIHIRO (JP)
TERAMOTO NAOFUMI (JP)
KUWAUCHI YUKI (JP)

International Classes:

C21B13/10; C21B13/08; C22B1/16; C22B1/244

Foreign References:

JPS6342315A	1988-02-23
JPH11193423A	1999-07-21
JP2002206120A	2002-07-26
JPS6383205A	1988-04-13
JP2001303115A	2001-10-31

Attorney, Agent or Firm:

SHIGA Masatake et al. (JP)
Masatake Shiga (JP)

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