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
CA748410A
Inventor
Bruckert Walter
I-J.Wang David
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.)
Union Carbide Corp
Original Assignee
Union Carbide Corp
Publication date
Application grantedgrantedCritical
Publication of CA748410ApublicationCriticalpatent/CA748410A/en