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
CA871106A
Inventor
Szczepanek Alfred
Koenen Gunter
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.)
Hoesch Chemie GmbH
Original Assignee
Hoesch Chemie GmbH
Publication date
Application grantedgrantedCritical
Publication of CA871106ApublicationCriticalpatent/CA871106A/en