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
CA609951A
Inventor
Barth-Wehrenalp Gerhard
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.)
Pennwalt Corp
Original Assignee
Pennsalt Chemical Corp
Publication date
Application grantedgrantedCritical
Publication of CA609951ApublicationCriticalpatent/CA609951A/en