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.)
Dr. Kurt Stach and Klaus Pfroepffer Dr. Herman Kasparek
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.)
Ravensberg GmbH Chemische Fabrik
Original Assignee
Ravensberg GmbH Chemische Fabrik
Filing date
Publication date
Application filed by Ravensberg GmbH Chemische FabrikfiledCriticalRavensberg GmbH Chemische Fabrik
Application grantedgrantedCritical
Publication of AU246554B2publicationCriticalpatent/AU246554B2/en
Publication of AU5432859ApublicationCriticalpatent/AU5432859A/en