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
CA182,199A
Inventor
Wilhelm E. Walles
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.)
Dow Chemical Co
Original Assignee
Dow Chemical Co
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Dow Chemical CofiledCriticalDow Chemical Co
Priority to CA182,199ApriorityCriticalpatent/CA996311A/en
Application grantedgrantedCritical
Publication of CA996311ApublicationCriticalpatent/CA996311A/en