Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6378287 | Multi-stage turbomachine and design method | — | 2002-04-30 |
| 6260349 | Multi-stage turbo-machines with specific blade dimension ratios | — | 2001-07-17 |
| 5466266 | Closed system multistage superpurification recrystallization | — | 1995-11-14 |
| 5127921 | Multistage recrystallization for superpurifying crystallizable substances | — | 1992-07-07 |
| 4885016 | Multistage fractional freezing for superpurifying crystallizable substances | — | 1989-12-05 |
| 4291011 | Method for production of aluminum oxide | — | 1981-09-22 |