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1. (WO1997016571) METHOD AND APPARATUS TO DETERMINE AND CONTROL THE CARBON CONTENT OF STEEL IN A BOF VESSEL
Available information on National Phase entries(more information)
OfficeEntry DateNational NumberNational Status
China 06.09.199696197034.0
European Patent Office 14.03.19981996930736Published: 26.08.1998
Granted: 13.06.2001
Republic of Korea 26.03.19981019980702218Published: 26.07.1999
Granted: 12.10.2001
Japan 31.03.19981997517315
Mexico 15.04.1998PA/a/1998/002959Published: 15.01.1999
Canada 21.04.19982235499
European Patent Office2000113340Withdrawn: 18.12.2003