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
CA824078A
Inventor
Oberndorfer Johann
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.)
Steel Company of Canada Ltd
GEA Group AG
Original Assignee
Steel Company of Canada Ltd
Metallgesellschaft AG
Publication date
Application grantedgrantedCritical
Publication of CA824078ApublicationCriticalpatent/CA824078A/en