Title:
海綿鉄の製造方法および製造装置
Document Type and Number:
Japanese Patent JP2010531389
Kind Code:
A
Abstract:
A process and an apparatus for producing sponge iron from iron-oxide-containing material in lump form by direct reduction in a reduction shaft using a reducing gas, wherein the entire reducing gas is introduced by means of a number of reducing gas distribution ducts in a star-like arrangement or arranged parallel to one another, preferably into the lower quarter of the reduction shaft, and evenly distributed over the entire cross-section of the reduction shaft.
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Inventors:
Bogdan Vletik
Application Number:
JP2010513706A
Publication Date:
September 24, 2010
Filing Date:
June 10, 2008
Export Citation:
Assignee:
Siemens Faoey Metals Technologies GM Behr und Ko
International Classes:
C21B13/02; F27B1/10; F27B1/24
Domestic Patent References:
| JP2002511906A | 2002-04-16 | |||
| JPS50140304A | 1975-11-11 | |||
| JPS6199611A | 1986-05-17 | |||
| JPS4913012A | 1974-02-05 | |||
| JPS5150802A | 1976-05-04 | |||
| JP2001501673A | 2001-02-06 |
Foreign References:
| US4118017A | 1978-10-03 |
Attorney, Agent or Firm:
Yasuhiko Murayama
Masatake Shiga
Takashi Watanabe
Shinya Mitsuhiro
Masatake Shiga
Takashi Watanabe
Shinya Mitsuhiro