Abstract
A single-screw extruder (100) and method. The extruder comprises a cylindrical rotor member, the rotor member (1) arranged in a barrel (2), and a drive system (4) for the rotation of the rotor member (1) in the barrel (2). The extruder further comprises an outlet (16) of the extruder is provided with a die (23), comprising an outer ring (24) arranged to the barrel (2),an inner die part (25), the die (23) establishing a flow channel (26) that is continuously circular in all its cross-sections.
Patent family as of 27.12.2021
EP3908442 A1 20211117 EP20200701834 20200110
FI128422 B 20200430 FI20190005016 20190111
FI20195016 A 20200430 FI20190005016 20190111
IN202117035965 A 20211119 IN202117035965 20210809
WO20144407 A1 20200716 WO2020FI50017 20200110
Link to current patent family on right
| Original language | English |
|---|---|
| Patent number | FI20195016 |
| IPC | B30B 11/ 24 A I |
| Priority date | 11/01/19 |
| Publication status | Published - 30 Apr 2020 |
| MoE publication type | H1 Granted patent |