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
CA817925A
Inventor
Kokorudz Michael
K. Langdon William
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.)
Wyandotte Chemicals Corp
Original Assignee
Wyandotte Chemicals Corp
Publication date
Application grantedgrantedCritical
Publication of CA817925ApublicationCriticalpatent/CA817925A/en