EP 4355456 A1 20240424 - AIR FILTER DEVICE
Title (en)
AIR FILTER DEVICE
Title (de)
LUFTFILTERVORRICHTUNG
Title (fr)
DISPOSITIF DE FILTRE À AIR
Publication
Application
Priority
- SE 2150784 A 20210617
- EP 2022066506 W 20220616
Abstract (en)
[origin: WO2022263606A1] A bag (1) for a filter for filtration of particles in a gas flow, wherein the bag (1) comprises: a tubular outer layer (2) comprising a first end portion (3) and an opposite second end portion (4), and a tubular inner layer (5) configured to extend inside the tubular outer layer (2) from an open end portion (6) of the tubular inner layer (5) at the second end portion (4) of the tubular outer layer (2) at least partly along an extent of the tubular outer layer (2), to a closed end portion (7) of the tubular inner layer (5), wherein the tubular outer layer (2) is connected to the open end portion (6) of the tubular inner layer (5), and wherein the tubular inner layer (5) and the tubular outer layer (2) are shaped and sized such that a circumferential space (8) is formed between the tubular inner layer (5) and the tubular outer layer (2).
IPC 8 full level
B01D 46/00 (2022.01); B01D 46/02 (2006.01)
CPC (source: EP SE)
A47L 9/14 (2013.01 - SE); B01D 46/0005 (2013.01 - EP); B01D 46/02 (2013.01 - EP SE)
Citation (search report)
See references of WO 2022263606A1
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)
WO 2022263606 A1 20221222; EP 4355456 A1 20240424; SE 2150784 A1 20221218; SE 544959 C2 20230207
DOCDB simple family (application)
EP 2022066506 W 20220616; EP 22733445 A 20220616; SE 2150784 A 20210617