Global Patent Index - EP 4175730 A1

EP 4175730 A1 20230510 - FILTER PLATE

Title (en)

FILTER PLATE

Title (de)

FILTERPLATTE

Title (fr)

PLAQUE FILTRANTE

Publication

EP 4175730 A1 20230510 (DE)

Application

EP 21739599 A 20210629

Priority

  • DE 102020117538 A 20200702
  • EP 2021067778 W 20210629

Abstract (en)

[origin: WO2022002895A1] The invention relates to a filter plate, comprising a central working surface (1) and a plate frame (2) which frames the working surface (1) in the manner of a rim and which has a greater material thickness than the working surface (1), such that the plate frame (2) protrudes perpendicularly from the plane of the working surface (1) at least on one side, wherein the central working surface (1) and/or the plate frame (2) and/or assemblies or add-on parts installed in the working surface (1) or in the plate frame (2) have at least two regions with different material filling density of an identical material.

IPC 8 full level

B01D 25/21 (2006.01); B01D 25/00 (2006.01)

CPC (source: EP US)

B01D 25/001 (2013.01 - EP); B01D 25/215 (2013.01 - EP US)

Citation (search report)

See references of WO 2022002895A1

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 102020117538 A1 20220105; CN 116507397 A 20230728; EP 4175730 A1 20230510; KR 20230034338 A 20230309; US 2023356117 A1 20231109; WO 2022002895 A1 20220106

DOCDB simple family (application)

DE 102020117538 A 20200702; CN 202180054378 A 20210629; EP 2021067778 W 20210629; EP 21739599 A 20210629; KR 20237003516 A 20210629; US 202118013686 A 20210629