Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4737062 | Apparatus for the controlled removal of flowable bulk material at the underside of a bulk-material column, especially a migrating-bed filter | — | 1988-04-12 |
| 4576088 | Pressure-wave protective flap (or damper) | Klaus Fitzner, Uwe Plitt | 1986-03-18 |
| 4501162 | Sample-taking apparatus for a container, containing a bulk material feed | — | 1985-02-26 |
| 4451272 | Moving bed filter, especially an adsorption filter | Peter W. Hayn | 1984-05-29 |