Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6833537 | Microwave system for heating voluminous elongated loads | Per Olov Risman, Pia Larsson Brelid | 2004-12-21 |
| 5608051 | Acetylation of lignocellulosic materials | Helen Louise Nelson, David Ian Richards | 1997-03-04 |
| 5100511 | Method for the manufacture of products containing fibers of lignocellulosic material | Brita Ohlsson, Birgit stman | 1992-03-31 |
| 4900399 | Method of manufacturing bleached chemi-mechanical and semichemical fibre pulp by a two-stage impregnation process | Goran Bengtsson, Roland Agnemo | 1990-02-13 |
| 4892618 | Method for the manufacture of products containing wood chips by insolubilizing the lignin | Brita Ohlsson | 1990-01-09 |
| 4804384 | Acetylation of lignocellulosic materials | Roger M. Rowell, Anne-Marie Tillman | 1989-02-14 |
| 4767499 | Method for the production of fiber pulp by impregnating lignocellulosic material with a sulphonating agent prior to refining | Per Axelson | 1988-08-30 |
| 4756799 | Method of manufacturing bleached chemimechanical and semichemical fibre pulp by means of a one-stage impregnation process | Goran Bengtsson, Roland Agnemo | 1988-07-12 |
| 4752509 | Method for the impregnation of wood | Knut Lundquist | 1988-06-21 |