Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 6077494 | Method for removing ammonia from ammonia contaminated fly ash | Frank J. Hrach, Jr. | 2000-06-20 | $16,574,000 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 6077494 | Method for removing ammonia from ammonia contaminated fly ash | Frank J. Hrach, Jr. | 2000-06-20 | $16,574,000 |