Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4680009 | Apparatus for removing oversize from the hot material discharged from a rotary kiln used to produce sponge iron by a direct reduction of iron oxide containing materials | Helmut Ernst, Alfred Breier, Karl-Heinz Will, Alan B. H. Cameron, Peter C. Bates | 1987-07-14 |