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
CA830018A
Inventor
Diessel Karl-Heinz
Bier Gerhard
Frick Siegmund
Buning Robert
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.)
Dynamit Nobel AG
Original Assignee
Dynamit Nobel AG
Publication date
Application grantedgrantedCritical
Publication of CA830018ApublicationCriticalpatent/CA830018A/en