Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11179690 | Process and apparatus for removing polymer material from a gas-solids olefin polymerization reactor | Klaus Nyfors, Erno Elovainio, Vasileios Kanellopoulos, Gunter Weickert | 2021-11-23 |
| 11111324 | Method for withdrawing agglomerates from a fluidized bed polymerization reactor | Mohammad Al-Haj Ali, Vasileios Kanellopoulos, Apostolos Krallis, Klaus Nyfors, Pablo Ivan Aguayo Arellano +1 more | 2021-09-07 |