EP 4267368 A1 20231101 - DISCHARGE TECHNOLOGY FOR PLASTIC FILTERS
Title (en)
DISCHARGE TECHNOLOGY FOR PLASTIC FILTERS
Title (de)
AUSTRAGTECHNIK FÜR KUNSTSTOFFFILTER
Title (fr)
TECHNOLOGIE D'ÉVACUATION POUR FILTRES À PLASTIQUE
Publication
Application
Priority
- DE 202020107526 U 20201223
- EP 2021083748 W 20211201
Abstract (en)
[origin: WO2022135855A1] The invention relates to a discharge device for a filter device for separating impurities from a material melt, in particular a low-viscosity polymer melt. The discharge device comprises a discharge shaft with a pressure conveyor screw and a discharge head. Also disclosed are a filter device having a cylindrical drum filter, a scraper and such a discharge device.
IPC 8 full level
B29C 48/694 (2019.01); B01D 33/073 (2006.01); B01D 33/76 (2006.01); B29C 48/27 (2019.01)
CPC (source: EP US)
B01D 33/06 (2013.01 - US); B01D 33/74 (2013.01 - US); B29C 48/2735 (2019.02 - EP); B29C 48/694 (2019.02 - EP US)
Designated contracting state (EPC)
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated extension state (EPC)
BA ME
Designated validation state (EPC)
KH MA MD TN
DOCDB simple family (publication)
DE 202020107526 U1 20220329; CN 116635205 A 20230822; EP 4267368 A1 20231101; US 2024051211 A1 20240215; WO 2022135855 A1 20220630
DOCDB simple family (application)
DE 202020107526 U 20201223; CN 202180086586 A 20211201; EP 2021083748 W 20211201; EP 21835591 A 20211201; US 202118258840 A 20211201