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.)
Scholven Chemie AG
ThyssenKrupp Industrial Solutions AG
ThyssenKrupp Industrial Solutions AG
Original Assignee
Uhde GmbH
Scholven Chemie AG
Friedrich Uhde 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
Application filed by Uhde GmbH, Scholven Chemie AG, Friedrich Uhde GmbHfiledCriticalUhde GmbH
Priority to FR16616ApriorityCriticalpatent/FR1443309A/en
Application grantedgrantedCritical
Publication of FR1443309ApublicationCriticalpatent/FR1443309A/en