Issued Patents 2002
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6471825 | Method for deflocculating and chemically loading fibers in a fiber suspension with calcium carbonate | Klaus Doelle, Kurt Lorenz, Oliver Heise, Robert J. Matz | 2002-10-29 |
| 6394279 | Flotation machine for a fiber suspension and method of using same | Klaus Doelle, Oliver Heise, Bangji Cao | 2002-05-28 |
| 6395131 | Flotation machine for a fiber suspension and method of using same | Klaus Doelle, Oliver Heise, Bangji Cao | 2002-05-28 |
| 6358367 | Pulping system for a paper machine | Klaus Doelle, Robert J. Matz | 2002-03-19 |