Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6375803 | Mechanical vapor recompression separation process | Robert Spiering | 2002-04-23 |
| 6355145 | Distillation process with reduced fouling | Steve Kresnyak, Robert Spiering | 2002-03-12 |