Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8695516 | Pollution abatement process for fossil fuel-fired boilers | — | 2014-04-15 |
| 4477910 | Fumes control system for electric arc furnaces | Eugene D. Schaltenbrand | 1984-10-16 |
| 4435197 | Baghouse filter | William Avera | 1984-03-06 |
| 4356064 | Fumes control system duct and car arrangement | Joseph M. Duckworth | 1982-10-26 |
| 4257849 | Coke guide fumes control system | Joseph M. Duckworth | 1981-03-24 |
| 4247370 | Coke oven fumes control system | Joseph M. Duckworth | 1981-01-27 |