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
CA728458A
Inventor
R. Eckardt Carl
L. Payntar Howard
Original Assignee
Allied Chemical Corp
Publication date
Application grantedgrantedCritical
Publication of CA728458ApublicationCriticalpatent/CA728458A/en