Issued Patents All Time
Showing 26–50 of 52 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6605180 | Process for continuous cooking of pulp | Vidar Snekkenes, Sven-Erik Olsson | 2003-08-12 |
| 6332950 | Method in connection with the pretreatment of comminuted fibrous material | Vidar Snekkenes | 2001-12-25 |
| 6283741 | Device for spreading and distributing particles on a material web | Lars Peter Nilsson | 2001-09-04 |
| 6280567 | System and method for treatment of cellulose-containing material prior to pulp digestion | Johan Engstrom, Vidar Snekkenes | 2001-08-28 |
| 6254723 | Method for continuous cooking in a single-vessel digester | Vidar Snekkenes | 2001-07-03 |
| 6007680 | Apparatus for safely conducting pressurized peroxide bleaching | Torbjorn Carlsson | 1999-12-28 |
| 5954066 | Method for controlling chemical reaction | Torbjorn Carlsson | 1999-09-21 |
| 5900123 | Device for distributing liquid, especially washing liquid, for washing paper pulp | — | 1999-05-04 |
| 5876560 | Method and apparatus for removing gas from a fibre-liquid suspension | Bo Gosta Svanegård | 1999-03-02 |
| 5858170 | Method for pressurized peroxide bleaching | Torbjorn Carlsson | 1999-01-12 |
| 5855923 | Device for levelling a particulate material web | — | 1999-01-05 |
| 5834673 | Method of providing fixed ammunition with an additive which limits barrel wear, and ammunition produced in accordance therewith | Dennis R. Taylor | 1998-11-10 |
| 5725102 | Method and device for separating heavy particles from a particulate material | — | 1998-03-10 |
| 5339688 | Device for measuring a gas flow, and method for using the device | Anders Johansson | 1994-08-23 |
| 5169414 | Rotary adsorption assembly | Nicholas J. Panzica, Leif E. B. Josefsson, Hans O. Lannefors | 1992-12-08 |
| 5057128 | Rotary adsorption assembly | Nicholas J. Panzica, Leif E. B. Josefsson, Hans O. Lannefors | 1991-10-15 |
| 5025732 | Ammunition units | Ewa Karlsson, Jan Reinholdsson | 1991-06-25 |
| 4941896 | Method and apparatus for cleansing gases | Leif A. V. Lindau, Lars-Erik Johansson | 1990-07-17 |
| 4936878 | Method for cleansing gas and apparatus herefor | Leif A. V. Lindau, Lars-Erik Johansson | 1990-06-26 |
| 4712277 | Method and apparatus for producing a continuous web | — | 1987-12-15 |
| D281620 | Venturi wall for wet separators and the like | Osten Maatta | 1985-12-03 |
| D273036 | Venturi wall for wet separators and the like | Osten Maatta | 1984-03-13 |
| 4345921 | Spray chamber including a wet separator | Osten Maatta | 1982-08-24 |
| 4280902 | Separation of dense impurities from a fluid | Finn Jacobsen | 1981-07-28 |
| 4269578 | Apparatus for forming a web of material | — | 1981-05-26 |