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.)
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.)
Sasol Germany GmbH
Original Assignee
RWE Dea AG fuer Mineraloel und Chemie
RWE Dea AG
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from DE19853512518external-prioritypatent/DE3512518A1/de
Application filed by RWE Dea AG fuer Mineraloel und Chemie, RWE Dea AGfiledCriticalRWE Dea AG fuer Mineraloel und Chemie
Application grantedgrantedCritical
Publication of DE3671887D1publicationCriticalpatent/DE3671887D1/de