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
Application number
CA891521A
Inventor
J. Lawrenson Malcolm
Green Michael
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.)
BP Chemicals Ltd
Original Assignee
BP Chemicals Ltd
Publication date
Application grantedgrantedCritical
Publication of CA891521ApublicationCriticalpatent/CA891521A/en