Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11035259 | Method and system for stack heat recovery | Daniel W. Sonnek | 2021-06-15 |
| 9415342 | Molecular sieve depressurization recovery system | Daniel W. Sonnek | 2016-08-16 |
| 9221735 | Process of distilling ethanol using an air-cooled condenser | Daniel W. Sonnek | 2015-12-29 |
| 9068700 | Molecular sieve depressurization recovery method | Daniel W. Sonnek | 2015-06-30 |
| 8512448 | Multi-stage scrubbing system and method for ethanol vent streams | Daniel W. Sonnek | 2013-08-20 |