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.)
INT HYDROGENATION PATENTS CO
International Hydrogenation Patents Co Ltd
Original Assignee
INT HYDROGENATION PATENTS CO
International Hydrogenation Patents Co Ltd
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 INT HYDROGENATION PATENTS CO, International Hydrogenation Patents Co LtdfiledCriticalINT HYDROGENATION PATENTS CO
Application grantedgrantedCritical
Publication of FR823540ApublicationCriticalpatent/FR823540A/fr