Gullichsen; Johan
Patent Applications and Registrations
Patent applications and USPTO patent grants for Gullichsen; Johan.The latest application filed is for "procedure for adding a filler into a pulp based on cellulose fibers".
- Gullichsen; Johan - Hirsijarvi FI
- Gullichsen; Johan - Siuntio FI
- Gullichsen; Johan - Sjundea FI
- Gullichsen; Johan - 02570 Siuntio FI
| Patent | Date |
|---|---|
| Procedure for adding a filler into a pulp based on cellulose fibers Grant 6,436,232 - Silenius , et al. August 20, 2 | 2002-08-20 |
| Concentric ring fluidizing mixer Grant 5,813,758 - Delcourt , et al. September 29, 1 | 1998-09-29 |
| Method and apparatus for pumping fibre suspensions Grant 4,854,819 - Gullichsen * August 8, 1 | 1989-08-08 |
| Medium consistency pump with self-feeding Grant 4,826,398 - Gullichsen May 2, 1 | 1989-05-02 |
| Method and apparatus for pumping fiber suspensions Grant 4,780,053 - Gullichsen October 25, 1 | 1988-10-25 |
| Combined fluidizing and vacuum pump Grant 4,776,758 - Gullichsen October 11, 1 | 1988-10-11 |
| Method and an apparatus for treating fibre suspensions Grant 4,594,152 - Gullichsen June 10, 1 | 1986-06-10 |
| Method and an apparatus for separating a gas from a fibre suspension Grant 4,410,337 - Gullichsen , et al. October 18, 1 | 1983-10-18 |
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