Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5114685 | Catalyst recovery trough for unloading multi-tube reactors with maximum dust containment | — | 1992-05-19 |
| 4994241 | Catalyst recovery through and process for unloading multi-tube reactors with maximum dust containment | — | 1991-02-19 |
| 4820496 | Catalyst recovery trough for unloading multi-tube reactors with maximum dust containment | — | 1989-04-11 |
| 4701101 | Modular multi-tube catalyst loading funnel | — | 1987-10-20 |