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
CA916608A
Inventor
Burgchartz Hermann
Meyer Willi
Piontek Gunter
Konopka Dieter
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.)
Deutsche Babcock and Wilcox AG
Original Assignee
Deutsche Babcock and Wilcox AG
Publication date
Application grantedgrantedCritical
Publication of CA916608ApublicationCriticalpatent/CA916608A/en