Issued Patents All Time
Showing 26–29 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6688474 | Process for removing relatively coarse-grained solids from a stationary fluidized bed | Martin Hirsch, Peter Weber | 2004-02-10 |
| 6676731 | Method of charging a pressurized container with granular solids | Rüdiger Deppe, Klaus Kanschik | 2004-01-13 |
| 6511646 | Treatment of iron chloride from chlorination dust | Barry Hooper, Martin Hirsch, Brian Bennett, John F. Davidson, Martin Conduit +2 more | 2003-01-28 |
| 5667556 | Method of reprocessing zinc- and iron oxide-containing residual material | Peter Weber, Uwe Harter, Ernst Wallis | 1997-09-16 |