Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5143525 | Process and apparatus for breaking up foam into its liquid and gaseous components | — | 1992-09-01 |
| 4213861 | Pressure filter and process for cleaning it | Hans Muller | 1980-07-22 |