Issued Patents 2004
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6813900 | Integrated aqua-ammonia chiller/heater with heater mode absorber by-pass | Uwe Rockenfeller | 2004-11-09 |
| 6748752 | Apparatus and method for weak liquor flow control in aqua-ammonia absorption cycles | Lance D. Kirol, Uwe Rockenfeller | 2004-06-15 |
| 6735963 | Aqua-ammonia absorption system with variable speed burner | Lance D. Kirol, Uwe Rockenfeller | 2004-05-18 |
| 6718792 | Integrated aqua-ammonia chiller/heater | Uwe Rockenfeller | 2004-04-13 |
| 6705111 | Ammonia-water absorption system with plunger-driven diaphragm solution pump | Uwe Rockenfeller, William T. Dooley | 2004-03-16 |