Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4822410 | Reclamation of metals by flash direct reduction | — | 1989-04-18 |
| 4637858 | Pyrolysis of black liquor at high temperatures using radiant energy | Robert J. Spannuth | 1987-01-20 |
| 4275493 | Method for making a fabric reactor tube | James B. Copelan | 1981-06-30 |
| 4234543 | Fluid-wall reactor for high temperature chemical reaction processes | — | 1980-11-18 |
| 4208373 | Reactor-tube assembly for fluid-wall reactors for high temperature chemical reaction processes | — | 1980-06-17 |
| 4199545 | Fluid-wall reactor for high temperature chemical reaction processes | — | 1980-04-22 |