Recovery of precious metals
A Standard patent application filed on 26 July 1990 credited to Lin, Lon-Tang W.
;
Virnig, Michael J.
;
Mattison, Phillip C.
Details
Application number :
59810
Application type :
Standard
Application status :
EXPIRED
Under opposition :
No
Proceeding type :
Invention title :
Recovery of precious metals
Inventor :
Lin, Lon-Tang W.
;
Virnig, Michael J.
;
Mattison, Phillip C.