Issued Patents 2003
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6599390 | Process for loading fibers with calcium carbonate in a plurality of reactors | Jorg Rheims, Klaus Doelle, Werner Witek | 2003-07-29 |
| 6589389 | Test method for determining bleed-throughs in old corrugated container fiber pulp | Bangji Cao | 2003-07-08 |
| 6537425 | Process for loading fibers with calcium carbonate | Jorg Rheims, Klaus Doelle, Werner Witek | 2003-03-25 |
| 6533895 | Apparatus and method for chemically loading fibers in a fiber suspension | Klaus Doelle | 2003-03-18 |
| 6508422 | Pulper for a fiber stock preparation system | Steve Wickensberg, Mike Van Rossum, Mike Theobald, Kurt Lorenz, Klaus Doelle | 2003-01-21 |
| 6503466 | Apparatus and method for chemically loading fibers in a fiber suspension | Klaus Doelle, Kurt Lorenz, Werner Witek, Robert J. Matz | 2003-01-07 |