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
CA658444A
Inventor
Schwermer Hans
Sodomann Heinrich
Hauschulz Bruno
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.)
Ineos Phenol GmbH
Original Assignee
Phenolchemie GmbH and Co KG
Publication date
Application grantedgrantedCritical
Publication of CA658444ApublicationCriticalpatent/CA658444A/en