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.)
Krupp Koppers GmbH
Original Assignee
Krupp Koppers GmbH
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 DE2157365Aexternal-prioritypatent/DE2157365C3/en
Application filed by Krupp Koppers GmbHfiledCriticalKrupp Koppers GmbH
Application grantedgrantedCritical
Publication of AU4805072ApublicationCriticalpatent/AU4805072A/en
Publication of AU467161B2publicationCriticalpatent/AU467161B2/en