Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5492759 | Fibres of increased specific surface area, a method for their manufacture, fluff pulp consisting of such fibres and the use of the fibres as absorption material | Inger V. Eriksson, Lars Wagberg | 1996-02-20 |
| 4659471 | Method of controlling an anaerobic treatment process | Nils Molin, Thomas Welander, Bengt G. Hansson, Per Andersson | 1987-04-21 |
| 4597872 | Method for anaerobic wastewater treatment | Per Andersson, Hans Hoglund, Per V. Peterson | 1986-07-01 |
| 4451332 | Method for delignification of ligno-cellulose containing fiber material with an alkali-oxygen extraction stage | Tjell-Ake Hagglund, Per-Olov Lindblad, Lars-Ake Lindstrom, Lars E. Nasman | 1984-05-29 |