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.)
British Aluminum Co Ltd
Midland Tar Distillers Ltd
Original Assignee
British Aluminum Co Ltd
Midland Tar Distillers 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 British Aluminum Co Ltd, Midland Tar Distillers LtdfiledCriticalBritish Aluminum Co Ltd
Application grantedgrantedCritical
Publication of FR1136712ApublicationCriticalpatent/FR1136712A/fr