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
CA994663A
Inventor
W. Kirsch Francis
S. Barmby David
D. Potts John
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.)
Sunoco Inc R&M
Original Assignee
Sun Oil Company of Pennsylvania
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 Sun Oil Company of PennsylvaniafiledCriticalSun Oil Company of Pennsylvania
Application grantedgrantedCritical
Publication of CA925104ApublicationCriticalpatent/CA925104A/en