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.)
IHI Corp
JFE Engineering Corp
Original Assignee
NKK Corp
Nippon Kokan Ltd
Ishikawajima Harima Heavy Industries Co 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 NKK Corp, Nippon Kokan Ltd, Ishikawajima Harima Heavy Industries Co LtdfiledCriticalNKK Corp
Priority to JP17437885ApriorityCriticalpatent/JPS6237342A/ja
Publication of JPS6237342ApublicationCriticalpatent/JPS6237342A/ja
Publication of JPH045741B2publicationCriticalpatent/JPH045741B2/ja