Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5360632 | Reduced leaching of arsenic and/or mercury from solid wastes | Marvin M. Johnson, Maybin Simfukwe, Gerhard P. Nowack | 1994-11-01 |
| 5358921 | Selective removal of hydrogen sulfide over a zinc oxide and silica absorbing composition | Dennis R. Kidd, Gary A. Delzer, Paul F. Schubert | 1994-10-25 |