Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9487917 | Silica-based sols | Michael Persson, Freddie Hansson, Annika Viola Pal, Joakim Carlén | 2016-11-08 |
| 8846772 | Silica-based sols | Michael Persson, Freddie Hansson, Annika Viola Pal, Joakim Carlén | 2014-09-30 |
| 7736611 | Agglomerates of precipitated silica, method for their preparation and their use as filter medium for gas filtration | Sven Norberg, Jörgen Abrahamsson | 2010-06-15 |
| 5800603 | Zeolite dispersion | Ylva Cruslock, Maj-Lis Dahlgren | 1998-09-01 |
| 5487685 | Electrical contract nut | Ola Stillback | 1996-01-30 |
| 4646821 | Plate elements and gaskets at plate heat exchangers or plate filters | Christer Almqvist | 1987-03-03 |
| 4635714 | Packing groove in plate member of plate heat exchanger | Christer Almqvist, Bengt Carlsson | 1987-01-13 |
| 4482089 | Method of lining a fluid connection opening in a frame plate of a plate heat exchanger | Bengt Carlsson | 1984-11-13 |
| 4434643 | Method and a device for embossing heat exchanger plates | Christer Almqvist | 1984-03-06 |
| 4284135 | Device for mutually fixing plate elements of plate heat exchangers or plate filters | Christer Almqvist | 1981-08-18 |