Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
SUMITOMO KAINAN KOKAN KK
Nippon Steel Corp
Original Assignee
SUMITOMO KAINAN KOKAN KK
Sumitomo Metal Industries Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by SUMITOMO KAINAN KOKAN KK, Sumitomo Metal Industries LtdfiledCriticalSUMITOMO KAINAN KOKAN KK
Priority to JP50038695ApriorityCriticalpatent/JPS51115199A/ja
Publication of JPS51115199ApublicationCriticalpatent/JPS51115199A/ja
Publication of JPS5760212B2publicationCriticalpatent/JPS5760212B2/ja
