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.)
JFE Engineering Corp
Original Assignee
Nippon Kokan Ltd
Filing date
Publication date
Priority claimed from JP3249572Aexternal-prioritypatent/JPS5212675B2/ja
Application filed by Nippon Kokan LtdfiledCriticalNippon Kokan Ltd
Application grantedgrantedCritical
Publication of AU5376673ApublicationCriticalpatent/AU5376673A/en
Publication of AU454834B2publicationCriticalpatent/AU454834B2/en