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.)
HERBERT TANNER ERICH LIEBETANZ SVEN PETER MANNSFELD and ARNO PFEIFFER HANS WAGNER
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.)
Evonik Operations GmbH
Original Assignee
Degussa GmbH
Filing date
Publication date
Application filed by Degussa GmbHfiledCriticalDegussa GmbH
Application grantedgrantedCritical
Publication of AU1119470ApublicationCriticalpatent/AU1119470A/en
Publication of AU441374B2publicationCriticalpatent/AU441374B2/en