Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 4588569 | Dry injection flue gas desulfurization process using absorptive soda ash sorbent | William C. Copenhafer | 1986-05-13 | $4,255,000 |
| 4555391 | Dry injection flue gas desulfurization process | Kuei-Hsiung Wang | 1985-11-26 | $1,816,000 |