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
CA256,971A
Inventor
Carlo Rescalli
Alessandro Ginnasi
Pierluigi Rebora
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.)
SnamProgetti SpA
Original Assignee
SnamProgetti SpA
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 IT19885/72Aexternal-prioritypatent/IT946986B/it
Application filed by SnamProgetti SpAfiledCriticalSnamProgetti SpA
Priority to CA256,971ApriorityCriticalpatent/CA1004623A/en
Application grantedgrantedCritical
Publication of CA1004623ApublicationCriticalpatent/CA1004623A/en