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.)
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.)
BetzDearborn Europe Inc
Original Assignee
Betz Europe Inc
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
Priority claimed from US06/899,117external-prioritypatent/US4744950A/en
Application filed by Betz Europe IncfiledCriticalBetz Europe Inc
Application grantedgrantedCritical
Publication of DE3760814D1publicationCriticalpatent/DE3760814D1/en