Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4408999 | Coal and oil shale beneficiation process | Ramachandra A. Nadkarni | 1983-10-11 |
| 4365975 | Use of electromagnetic radiation to recover alkali metal constituents from coal conversion residues | Ramachandra A. Nadkarni | 1982-12-28 |