Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5257698 | Cleaner for stock suspensions | Alfred Christ, Herbert Holik, Erich Linck | 1993-11-02 |
| 4784764 | Arrangement for the flocculation of flocculatable substances in suspensions, particularly for the purification of the backwater of deinking installations for waste paper processing | Hans-Hermann Kleinschnittger, Wolfgang Bassler, Albrecht Kahmann | 1988-11-15 |
| 4601819 | Sorting apparatus for fiber stock, especially for manufacturing paper | Maurus Pellhammer | 1986-07-22 |
| 4557826 | Method of and apparatus for separating tacky contaminants from a stock suspension | Wolfgang Flucher | 1985-12-10 |
| 4538765 | Method for defiberizing waste paper in a thick stock range | Hermann Mayr, Albrecht Kahmann, Gerhard Lambrecht, Wolfgang Heinbockel, Josef Maier | 1985-09-03 |
| 4306975 | Sieve apparatus containing a rotatable circular sieve | — | 1981-12-22 |
| 4283275 | Apparatus for processing waste paper | Wolfgang Heinbockel, Albrecht Kahmann, Gerhard Lambrecht | 1981-08-11 |
| 4216918 | Fiberizer | Albrecht Kahmann | 1980-08-12 |