Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5527985 | Process for recycling waste sulfuric acid | Karl-Heinz Funken, Oliver Weinmann, Karl-Friedrich Knoche | 1996-06-18 |
| 5009071 | Process for adsorption cooling/conditioning by means of low-temperature heat | Norbert Schwetje, Noureddine Khelifa | 1991-04-23 |
| 4484617 | Method of using and storing energy from the environment | — | 1984-11-27 |
| 4461339 | Method for increasing the temperature of gaseous inert carrier medium on taking useful heat from a storage medium storing heat by water sorption | — | 1984-07-24 |