Showing results 3 to 4 of 4
Issue Date | Title | Author(s) |
---|---|---|
1999-05 | Leaching of lead sulfide with nitric acid | Oh, J.K.; Lee, J.Y.; Lee, H.Y.; Kim, S.G.; Han, C.; Shin, J.K. |
1990-06 | Purification of tin by zone refining with development of a new model | Lee, H.Y.; Oh, J.K.; Lee, D.H. |