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
CA894164A
Inventor
Forster Eckehard
Richter Helmut
Von Bogdandy Ludwig
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.)
Huettenwerk Oberhausen AG
Original Assignee
Huettenwerk Oberhausen AG
Publication date
Application grantedgrantedCritical
Publication of CA894164ApublicationCriticalpatent/CA894164A/en