Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6626127 | Application device | Kurt Eichinger | 2003-09-30 |
| 5062964 | Process for control of a flotation system | Herbert Ortner | 1991-11-05 |
| 4816117 | Method for the preparation of waste paper | Gerhard Ortner | 1989-03-28 |
| 4773989 | Process for the preparation of fibrous suspensions in hydrocyclones | Theodor Bahr | 1988-09-27 |
| 4735687 | Apparatus for damping vibrations in stock suspension flow | Reimund Rienecker, Dieter Egelhof | 1988-04-05 |
| 4724075 | Flotation tank | — | 1988-02-09 |
| 4368101 | Method and apparatus for the production of a suspension of fibrous material made from waste-paper | Theodor Bahr | 1983-01-11 |
| 4356058 | Process for the reprocessing of papers | Siegbert Fischer | 1982-10-26 |
| 4332638 | Method and apparatus for the recovery of a suspension of fibrous material from mixed waste paper | Eberhard Mauer, Siegbert Fischer | 1982-06-01 |
| 4317701 | Apparatus for treating waste-paper | Holzwirt Siegbert/Fischer | 1982-03-02 |
| 4277328 | Flotation apparatus for separating impurities from a fiber suspension | Siegbert Fischer | 1981-07-07 |
| 4243478 | Process for treating waste paper with hardened water | Siegbert Fischer | 1981-01-06 |
| 4214982 | Process and device for removing printer's ink from a fiber suspension | — | 1980-07-29 |
| 4194968 | Method and apparatus for separating magnetic particles from waste paper | Siegbert Fischer | 1980-03-25 |