Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6971786 | Method for conveying a solid substance | — | 2005-12-06 |
| 5788083 | Elbow/countercurrent classifier | — | 1998-08-04 |
| 5704990 | Method of blowing conveying conduits free of material after conveyance | Harald Wilms | 1998-01-06 |
| 5660215 | Loading apparatus for bulk materials | Harald Wilms, Gurdarshan Singh Brar | 1997-08-26 |
| 5397062 | Device for setting a prescribed gas quantity | — | 1995-03-14 |
| 5240328 | Apparatus for mixing powdered or coarse-grained bulk materials | — | 1993-08-31 |
| 5169607 | Moving-bed reactor, in particular for the treatment of flue gases | Joerg Schwedes, Harald Wilms | 1992-12-08 |
| 5072758 | Rotary slide valve | — | 1991-12-17 |
| 4979756 | Seal arrangement | Helmut Bercx | 1990-12-25 |
| 4836250 | Device for closing a pipe branch | — | 1989-06-06 |
| 4818117 | Apparatus for mixing bulk materials in dust, powder or coarse grained form | — | 1989-04-04 |
| 4747524 | Device for metered handling of bulk materials | — | 1988-05-31 |
| 4715748 | Process and equipment for pneumatic and hydraulic transport of bulk materials through pipes | — | 1987-12-29 |
| 4715951 | Apparatus for separating granulate material | Hans Hoppe | 1987-12-29 |
| 4599015 | Device for dosing loose material | — | 1986-07-08 |
| 4528092 | Air classifier | Hans Hoppe | 1985-07-09 |
| 4301880 | Device for pneumatic charging container-type balance | Nobert Eberhard | 1981-11-24 |
| 4194845 | Method and apparatus for mixing loose material | Paul Lubbehusen | 1980-03-25 |