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
CA893828A
Inventor
M. Lewis Daniel
M. Lebrizzi Joseph
F. Marquardson Kent
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.)
Kennecott Corp
Original Assignee
Kennecott Copper Corp
Publication date
Application grantedgrantedCritical
Publication of CA893828ApublicationCriticalpatent/CA893828A/en