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
CA779228A
Inventor
J. Lunn Forrest
C. Nordberg Robert
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 Hitco Inc
Original Assignee
BP Chemicals Hitco Inc
Publication date
Application grantedgrantedCritical
Publication of CA779228ApublicationCriticalpatent/CA779228A/en