ASTEC IRIE CO., LTD.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
 
 
C21C PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL 216
 
 
 
C22B PRODUCTION OR REFINING OF METALS 226
 
 
 
C21B MANUFACTURE OF IRON OR STEEL 122

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2016/0186,278 Method for Recycling-Processing of Dust Generated in Converter FurnaceAug 07, 14Jun 30, 16[C22B, C21C]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5954854 Method for recovering etchant from etching waste liquid containing iron chlorideJun 26, 97Sep 21, 99[C22B]

Expired/Abandoned/Withdrawn Patents

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Top Inventors for This Owner

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