Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8906198 | Method for production of micro fibrillated cellulose | Antti Luukkonen | 2014-12-09 |
| 8753476 | Methods for producing high-freeness pulp | — | 2014-06-17 |
| 8734611 | Medium consistency refining method of pulp and system | Johann Aichinger | 2014-05-27 |
| 8282773 | Method and system to enhance fiber development by addition of treatment agent during mechanical pulping | Johann Aichinger, Jan Hill, Johann Grossalber | 2012-10-09 |
| 8262851 | Processes and systems for the pulping of lignocellulosic materials | Johann Aichinger, Eric Xu | 2012-09-11 |
| 7892400 | High defiberization chip pretreatment apparatus | — | 2011-02-22 |
| 7846294 | Method of refining destructured chips | Luc Gingras | 2010-12-07 |
| 7758726 | Disc refiner with increased gap between fiberizing and fibrillating bands | Luc Gingras | 2010-07-20 |
| 7758720 | High defiberization pretreatment process for mechanical refining | — | 2010-07-20 |
| 7758721 | Pulping process with high defiberization chip pretreatment | — | 2010-07-20 |
| 7713381 | TMP refining of destructured chips | Luc Gingras | 2010-05-11 |
| 7300540 | Energy efficient TMP refining of destructured chips | Luc Gingras | 2007-11-27 |
| 7300541 | High defiberization chip pretreatment | — | 2007-11-27 |
| 7300550 | High intensity refiner plate with inner fiberizing zone | Luc Gingras | 2007-11-27 |
| 6899791 | Method of pretreating lignocellulose fiber-containing material in a pulp refining process | — | 2005-05-31 |
| 6364998 | Method of high pressure high-speed primary and secondary refining using a preheating above the glass transition temperature | — | 2002-04-02 |
| 6165317 | Control of refined pulp quality by adjusting high temperature pre-heat residence time | — | 2000-12-26 |
| 5776305 | Low-resident, high-temperature, high-speed chip refining | — | 1998-07-07 |