Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4273751 | Removal of acidica contaminants from gas streams by caustic impregnated activated carbon | Rabindra K. Sinha, Stephen D. Cifrulak, Sr., Norman J. Wagner | 1981-06-16 |
| 4215096 | Removal of acidic contaminants from gas streams by caustic impregnated activated carbon | Rabindra K. Sinha, S. David Cifrulak, Norman J. Wagner | 1980-07-29 |