Assignee
JAPAN IRON & STEEL FED
JP·6 granted patents·28 citations·filing 1995–2004
Top patents by PatentIndex Score
6 records- 0160US7645362B2Method for pretreating and improving coking coal quality for blast furnace cokeJAPAN IRON & STEEL FED·Filed 2004·Granted Jan 12, 2010·3 cites·7 claims
- 0256US6797122B1Coke oven and method of operating the sameJAPAN IRON & STEEL FED·Filed 2000·Granted Sep 28, 2004·3 cites·22 claims
- 0348US6033528AProcess for making blast furnace cokeJAPAN IRON & STEEL FED·Filed 1996·Granted Mar 7, 2000·10 cites·5 claims
- 0432US5799275ASpeech recognizing device and method assuming a current frame is an end point of a current reference patternJAPAN IRON & STEEL FED·Filed 1996·Granted Aug 25, 1998·8 cites·9 claims
- 0529US5720116AApparatus for drying and heating coal to be charged to coke ovenJAPAN IRON & STEEL FED·Filed 1995·Granted Feb 24, 1998·2 cites·10 claims
- 0627US5735917AMethod of promoting carbonization in the door region of a coke oven and oven door thereforJAPAN IRON & STEEL FED·Filed 1995·Granted Apr 7, 1998·2 cites·10 claims
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