Issued Patents 1997
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5698151 | Process of making cellulose fibres | Friedrich Ecker, Franz Schwenninger, Raimund Jurkovic, Hartmut Ruf | 1997-12-16 |
| 5656224 | Process for the production of a cellulose suspension | Peter Hinterholzer | 1997-08-12 |
| 5650112 | Process of making cellulose fibers | Friedrich Ecker, Ernst Rauch | 1997-07-22 |
| 5626810 | Process for the preparation of cellulose solutions | Peter Hinterholzer | 1997-05-06 |
| 5607639 | Process for the preparation of cellulose sheet | Friedrich Ecker, Ernst Rauch, Klaus-Christian Renner, Anton Sch onberg | 1997-03-04 |
| 5603883 | Process of and apparatus for making celluose products | — | 1997-02-18 |