Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6929715 | Method and a device for measuring concentrations | Jonny Weng | 2005-08-16 |
| 6777201 | Method for the determination of the concentration of micro-organisms | Stig Norder, Helena Bergsland | 2004-08-17 |
| 6332951 | Method for measuring the content of bleaching chemicals used for bleaching cellulose fibers | Stig Norder, Bertil Olsson | 2001-12-25 |
| 6124111 | Method and an arrangement for measuring the amount/activity of catalase before or in connection with bleaching of preferably cellulose fibres included in a pulp suspension | Stig Norder, Bertil Olsson | 2000-09-26 |
| 5245200 | Apparatus and method for preventing blockage of a measuring head for effecting measurements of suspended substances | — | 1993-09-14 |
| 4420256 | Dust measurement | Thorulf Pettersson | 1983-12-13 |
| 4318180 | Method and apparatus for indicating the size distribution of particles in a flowing medium | Inge J. Lundqvist, Jan G. T. Pettersson | 1982-03-02 |