TETSUGEN CORPORATION

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B28B SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS, SLAG OR MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER 127
 
  
 
C21B MANUFACTURE OF IRON OR STEEL 122
 
  
 
C22B PRODUCTION OR REFINING OF METALS 127
 
  
 
F27B FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS123

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
8435439 Method of production of cement bonded agglomerated oreMar 19, 09May 07, 13[B28B]
6918944 Carbon containing nonfired agglomerated ore for blast furnace and production method thereofMay 28, 03Jul 19, 05[C22B]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2015/0013,498 METHOD OF PRODUCTION AND APPARATUS FOR PRODUCTION OF REDUCED IRONAbandonedFeb 05, 13Jan 15, 15[F27B, C21B]

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