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
CA650640A
Inventor
Zanon Domenico
Trupiano Roberto
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.)
Icpm SpA Industrie Chimiche Porto Marghera
Original Assignee
Icpm SpA Industrie Chimiche Porto Marghera
Publication date
Application grantedgrantedCritical
Publication of CA650640ApublicationCriticalpatent/CA650640A/en