Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6494993 | Multi-layer web formation by means of a simple basic-stock system | — | 2002-12-17 |
| 6416632 | Apparatus for degassing an aqueous suspension containing pulp fibers | Jaakko Kirjasniemi | 2002-07-09 |
| 6270624 | Stock feed system for a multi-layer headbox and method in the operation of a multi-layer headbox | Jyrki Huovila, Erkki Ilmoniemi, Michael Odell | 2001-08-07 |
| 6267845 | Process arrangement for the short circulation in a paper or board machine | Jouko Hautala, Timo Pekkarinen, Juha Kinnunen, Mari Silantera, Lauri Verkasalo | 2001-07-31 |
| 6190504 | Method and arrangement for circulating water in a paper machine | Markku Karlsson, Rainer Gartz, Sakari Kaijaluoto | 2001-02-20 |
| 5968317 | Method for arranging water circulation in a paper mill | Rainer Gartz, Sakari Kaijaluoto | 1999-10-19 |