Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7141219 | Apparatus for carrying out a physical and/or chemical process, such as heat exchanger | — | 2006-11-28 |
| 6109342 | Apparatus for carrying out a physical and/or chemical process, such as a heat exchanger | — | 2000-08-29 |
| 6073682 | Apparatus for carrying out a physical and/or chemical process, such as a heat exchanger | — | 2000-06-13 |
| 6016863 | Apparatus for carrying out a physical and/or chemical process, such as a heat exchanger | — | 2000-01-25 |
| 5137081 | Method for cleaning the walls of heat exchangers, and heat exchanger with means for said cleaning | — | 1992-08-11 |
| 4984624 | Method for the start-up and shut-down of an installation for operating physical and/or chemical processes, and a system for this purpose | — | 1991-01-15 |
| 4744413 | Apparatus for carrying out physical and/or chemical processes, in particular a heat exchanger | Zacharias L. Nunninga | 1988-05-17 |
| 4292135 | Multistage-expansion evaporator | — | 1981-09-29 |