Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4936114 | Apparatus and method of freeze concentrating aqueous waste and process streams to separate water from precipitable salts | Gerald E. Engdahl, James H. Richardson, William S. Schoerner | 1990-06-26 |
| 4750333 | Integrated mine cooling and water conditioning system | James A. Nail | 1988-06-14 |
| 4687671 | Concentration method | Ban-Yen Lai | 1987-08-18 |
| 4315404 | Cooling system, for power generating plant, using split or partitioned heat exchanger | Richard L. Schmitt, Ban-Yen Lai | 1982-02-16 |
| 4291538 | Power producing dry cooling apparatus and method | Ban-Yen Lai, James B. Maher | 1981-09-29 |
| 4270358 | Apparatus and methods of cooling a hot fluid stream | Ban-Yen Lai, Richard L. Schmitt | 1981-06-02 |
| 4187689 | Apparatus for reliquefying boil-off natural gas from a storage tank | Yuksel A. Selcukoglu, Carl C. Hanke, Jr. | 1980-02-12 |