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.)
Expired - Lifetime
Application number
AU19494/56A
Inventor
Douglas Hilsdon aid Laurence King Rendle Ronald
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 Petroleum Co Ltd
Original Assignee
British Petroleum Co Ltd
Filing date
Publication of AU216774B2publicationCriticalpatent/AU216774B2/en
Application filed by British Petroleum Co LtdfiledCriticalBritish Petroleum Co Ltd