Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4617877 | Fluidized bed steam generator and method of generating steam with flyash recycle | — | 1986-10-21 |
| 4536121 | Divided rotary valve feeder | Robert D. Stewart | 1985-08-20 |
| 4521976 | Method of operating a fluidized bed heat exchanger utilizing induced circulation | Robert D. Stewart | 1985-06-11 |
| 4446629 | Fluidized bed heat exchanger utilizing induced circulation | Robert D. Stewart | 1984-05-08 |
| 4439406 | Method of capturing sulfur | Robert D. Stewart | 1984-03-27 |
| 4436507 | Fluidized bed reactor utilizing zonal fluidization and anti-mounding air distributors | Robert D. Stewart | 1984-03-13 |
| 4404755 | Fluidized bed heat exchanger utilizing induced diffusion and circulation | Robert D. Stewart | 1983-09-20 |
| 4397102 | Fluidized bed heat exchanger incorporating induced circulation utilizing directional and/or differential bed fluidization | Robert D. Stewart | 1983-08-09 |
| 4349969 | Fluidized bed reactor utilizing zonal fluidization and anti-mounding pipes | Robert D. Stewart | 1982-09-21 |
| 4333909 | Fluidized bed boiler utilizing precalcination of acceptors | Robert D. Stewart | 1982-06-08 |
| 4332218 | Support system for a fluidized bed | Robert D. Stewart | 1982-06-01 |
| 4253425 | Internal dust recirculation system for a fluidized bed heat exchanger | Juan A. Garcia-Mallol | 1981-03-03 |
| 4227488 | Fluidized bed unit including a cooling device for bed material | Robert D. Stewart | 1980-10-14 |