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Patent Searching and Data


Title:
PROCESS FOR MANUFACTURING REDUCED IRON
Document Type and Number:
WIPO Patent Application WO/2014/065240
Kind Code:
A1
Abstract:
Provided is a process for manufacturing reduced iron by heating agglomerates, said process being capable of enhancing the yield of reduced iron and thus improving the productivity thereof. A process for manufacturing reduced iron which includes a step for agglomerating a mixture that comprises an iron oxide source, a carbonaceous reducing agent and a melting point regulator and a step for heating the obtained agglomerates to reduce the iron oxide contained in the agglomerates, wherein the agglomerates contain at least 1 mass% of a silicate mineral having a solidus temperature of 1300ºC or lower.

Inventors:
TSUSHIMA TAKASHI
O SHORIN
YOSHIDA SHINGO
TATEISHI MASATAKA
Application Number:
PCT/JP2013/078484
Publication Date:
May 01, 2014
Filing Date:
October 21, 2013
Export Citation:
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Assignee:
KOBE STEEL LTD (JP)
International Classes:
C22B1/16; C21B13/00; C22B5/10; C22B7/02
Domestic Patent References:
WO2011118738A12011-09-29
Other References:
NOBUJI NOSAKA ET AL.: "Possibility of Sedimental Type Magnetite Ore Deposit in North America (Effective use of magnetite ore-4)", CURRENT ADVANCES IN MATERIALS AND PROCESSES, vol. 13, 2000, pages 39
Attorney, Agent or Firm:
UEKI, Kyuichi et al. (JP)
Hisakazu Ueki (JP)
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