Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12290803 | Process and a multi-stage reactor assembly for the production of polyolefins | Apostolos Krallis, Erno Elovainio, Klaus Nyfors, Joana Kettner | 2025-05-06 |
| 12043687 | Process for polymerizing ethylene in a multi-stage polymerization process | Apostolos Krallis, Pascal Castro, Vuokko Ojanperä, Kumudini C. Jayaratne | 2024-07-23 |
| 12018102 | Process for polymerizing olefin in a gas phase reactor with improved thermal homogeneity | Apostolos Krallis, Erno Elovainio, Klaus Nyfors | 2024-06-25 |
| 11981761 | Process for obtaining low volatile plastomers | Mohammad Al-Haj Ali, Michiel Bergstra | 2024-05-14 |
| 11897975 | Multi-stage process for producing a C2 to C8 olefin polymer composition | Klaus Nyfors, Erno Elovainio, Ravindra Tupe, Victor Sumerin | 2024-02-13 |
| 11559776 | Method for improving the cooling capacity of a gas solids olefin polymerization reactor | Gunter Weickert, Eric-Jan Prinsen, Klaus Nyfors, Erno Elovainio | 2023-01-24 |
| 11400429 | Method of splitting the return fluidization gas in a gas solids olefin polymerization reactor | Gunter Weickert, Eric-Jan Prinsen, Klaus Nyfors, Erno Elovainio | 2022-08-02 |
| 11220558 | Method, an arrangement and use of an arrangement of preparing polymer | Apostolos Krallis, Klaus Nyfors, Erno Elovainio | 2022-01-11 |
| 11208507 | Method, an arrangement and use of an arrangement for olefin polymerisation | Apostolos Krallis | 2021-12-28 |
| 11179690 | Process and apparatus for removing polymer material from a gas-solids olefin polymerization reactor | Klaus Nyfors, Erno Elovainio, Gunter Weickert, Eric-Jan Prinsen | 2021-11-23 |
| 11111324 | Method for withdrawing agglomerates from a fluidized bed polymerization reactor | Mohammad Al-Haj Ali, Apostolos Krallis, Klaus Nyfors, Pablo Ivan Aguayo Arellano, Gunter Weickert +1 more | 2021-09-07 |
| 10988555 | Method for separating hydrocarbons from polymer | Mohammad Al-Haj Ali, Apostolos Krallis | 2021-04-27 |
| 10829610 | Process and apparatus for in-line blending of polymers | Mohammad Al-Haj Ali, Michiel Bergstra, Erik Eriksson, Guhan Mathivanan, Jukka Räsänen +5 more | 2020-11-10 |
| 10702842 | Method for returning polymer to a fluidised bed reactor | Klaus Nyfors, Gunter Weickert, Eric-Jan Prinsen | 2020-07-07 |
| 10676544 | Process for polymerising alpha-olefin monomers | Kauno Alastalo, Mohammad Al-Haj Ali, Apostolos Krallis | 2020-06-09 |
| 10597472 | In-line blending process | Henry Sleijster, Mohammad Al-Haj Ali, Jukka Räsänen, Samuli Zitting, Michiel Bergstra +6 more | 2020-03-24 |
| 10450391 | Method and apparatus for polymerising olefins in gas phase | Klaus Nyfors, Pablo Ivan Aguayo Arellano, Gunter Weickert, Eric-Jan Prinsen | 2019-10-22 |
| 10358507 | Process for separating hydrocarbons from polymer | Mohammad Al-Haj Ali, Apostolos Krallis, Henry Sleijster, Samuli Zitting | 2019-07-23 |
| 9790290 | Gas phase polymerization process | Apostolos Krallis, Mohammad Al-Haj Ali, Ravindra Tupe | 2017-10-17 |
| 9539556 | Process for polymerizing olefins in a fluidized bed | Mohammad Al-Haj Ali, Apostolos Krallis | 2017-01-10 |
| 9382359 | Reactor assembly and method for polymerization of olefins | Mohammad Al-Haj Ali | 2016-07-05 |