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Masahiko Yokomizo
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Chiba, JP
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Patents Grants
last 30 patents
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Patent Grant
Method of production of blast furnace coke
Patent number
7,846,301
Issue date
Dec 7, 2010
Nippon Steel Corporation
Kenji Katou
C21 - METALLURGY OF IRON
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Patent Grant
Apparatus for monitoring wall surface
Patent number
6,002,993
Issue date
Dec 14, 1999
Nippon Steel Corporation
Shuji Naito
F27 - FURNACES KILNS OVENS RETORTS
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Patent Grant
Apparatus for drying and heating coal to be charged to coke oven
Patent number
5,720,116
Issue date
Feb 24, 1998
The Japan Iron and Steel Federation
Masahiko Yokomizo
F26 - DRYING
Patents Applications
last 30 patents
Information
Patent Application
Method of Production of Blast Furnace Coke
Publication number
20080190753
Publication date
Aug 14, 2008
Kenji Katou
C21 - METALLURGY OF IRON