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
CA697458A
Inventor
Feichtinger Hans
Tomuschat Hans-Joachim
Roelen Otto
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.)
Ruhrchemie AG
Original Assignee
Ruhrchemie AG
Publication date
Application grantedgrantedCritical
Publication of CA697458ApublicationCriticalpatent/CA697458A/en