Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12104120 | Method and system for conversion of biomass to biofuel and extraction of carbon-containing products | — | 2024-10-01 |
| 11807814 | Method and system for conversion of biomass to biofuel and extraction of carbon-containing products | — | 2023-11-07 |
| 5465915 | Apparatus for dividing a flow of fibrous material into at least two equally metered flows | Arne Ahlen, Thor Johansen | 1995-11-14 |
| 5203514 | Refiner with means to protect the refining discs from premature wear | Thor Johansen | 1993-04-20 |
| 4954221 | Apparatus for feeding lignocellulose-containing material through a steam screen into a refiner | Rolf B. Reinhall, Johan Johansson | 1990-09-04 |