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Futtsu-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Method of reduction treatment of metal oxides or steelmaking waste...
Patent number
8,308,844
Issue date
Nov 13, 2012
Nippon Steel Corporation
Hiroshi Ichikawa
C21 - METALLURGY OF IRON
Information
Patent Grant
Method for reduction treatment of metal oxide or ironmaking waste a...
Patent number
7,879,132
Issue date
Feb 1, 2011
Nippon Steel Corporation
Hiroshi Ichikawa
C21 - METALLURGY OF IRON
Information
Patent Grant
Facility for reducing metal oxide, method of operating the same, an...
Patent number
7,192,552
Issue date
Mar 20, 2007
Nippon Steel Corporation
Tetsuharu Ibaraki
C21 - METALLURGY OF IRON
Information
Patent Grant
Method for drying compact containing metal oxide, method for reduci...
Patent number
6,993,855
Issue date
Feb 7, 2006
Nippon Steel Corporation
Tetsuharu Ibaraki
C21 - METALLURGY OF IRON
Information
Patent Grant
Method of producing reduced iron compacts in rotary hearth-type red...
Patent number
6,986,801
Issue date
Jan 17, 2006
Nippon Steel Corporation
Tetsuharu Ibaraki
C21 - METALLURGY OF IRON
Information
Patent Grant
Facility for reducing metal oxide, method for operating the facilit...
Patent number
6,755,888
Issue date
Jun 29, 2004
Nippon Steel Corporation
Tetsuharu Ibaraki
C21 - METALLURGY OF IRON
Patents Applications
last 30 patents
Information
Patent Application
Method of reduction treatment of metal oxides or steelmaking waste...
Publication number
20110113926
Publication date
May 19, 2011
NIPPON STEEL CORPORATION
Hiroshi Ichikawa
C21 - METALLURGY OF IRON
Information
Patent Application
Method for reduction treatment of metal oxide or ironmaking waste a...
Publication number
20060096419
Publication date
May 11, 2006
Hiroshi Ichikawa
C21 - METALLURGY OF IRON
Information
Patent Application
Method for drying molding containing oxidized metal, method for red...
Publication number
20040237335
Publication date
Dec 2, 2004
Tetsuharu Ibaraki
C21 - METALLURGY OF IRON
Information
Patent Application
Facility for reducing metal oxide, method of operating the same, an...
Publication number
20040201140
Publication date
Oct 14, 2004
Tetsuharu Ibaraki
C21 - METALLURGY OF IRON
Information
Patent Application
Method of producing reduced iron compacts in rotary hearth-type red...
Publication number
20030089200
Publication date
May 15, 2003
Tetsuharu Ibaraki
C21 - METALLURGY OF IRON