Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4634330 | Apparatus for introducing solids into a solids upflow vessel | Daniel Svoboda, Dale R. Severns, Howard W. Hooker | 1987-01-06 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4634330 | Apparatus for introducing solids into a solids upflow vessel | Daniel Svoboda, Dale R. Severns, Howard W. Hooker | 1987-01-06 |