Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5082477 | Separator for separating solids from an ascending, solids-laden gas stream | Gerhard Thomas | 1992-01-21 |
| 4644879 | Method and annular burner for spraying aqueous additive suspension in the central portion of an annular burner | Klaus Grethe, Ralf Hulsen | 1987-02-24 |