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.)
Expired
Application number
CA858472A
Inventor
A. Laxen Peter
A. Lusher John
W. A. Muir Colin
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.)
NATIONAL INSTITUTE FOR METALLURGY
Original Assignee
NATIONAL INSTITUTE FOR METALLURGY
Publication date
Application grantedgrantedCritical
Publication of CA858472ApublicationCriticalpatent/CA858472A/en