Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5064099 | Feeding device for particulate materials | — | 1991-11-12 |
| 4691867 | Method and apparatus for continuously mixing and kneading pulverulent bodies such as pulverized coal, oil coke to prepare slurry thereof | Masaaki Nakao | 1987-09-08 |