Issued Patents 1994
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5368617 | Process for reducing sulfur emissions with calcium-containing sorbents | — | 1994-11-29 |
| 5348160 | Coal cleaning process | — | 1994-09-20 |
| 5314124 | Coal cleaning process | — | 1994-05-24 |
| 5280836 | Process for beneficiating particulate solids | — | 1994-01-25 |
| 5277368 | Coal cleaning process | — | 1994-01-11 |