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
CA856880A
Inventor
Blumel Harald
Schmidt Hans-Jurgen
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.)
Huels AG
Original Assignee
Chemische Werke Huels AG
Publication date
Application grantedgrantedCritical
Publication of CA856880ApublicationCriticalpatent/CA856880A/en