EP 3634916 A1 20200415 - WATER PURIFICATION
Title (en)
WATER PURIFICATION
Title (de)
WASSERREINIGUNG
Title (fr)
PURIFICATION D'EAU
Publication
Application
Priority
- BE 201705370 A 20170522
- IB 2018053423 W 20180516
Abstract (en)
[origin: WO2018215888A1] Device for treating wastewater, comprising: a substantially watertight tub; - an inlet for supplying wastewater to the tub; an outlet for discharging wastewater from the tub; granular substrate which substantially fills the tub, wherein the granular substrate comprises at least 90% granules with a granule size greater than 1 mm and smaller than 120 mm; - an air feed provided at the position of a bottom of the tub; wherein a pressure-distributing layer with a substantially flat finishing layer is provided on the granular substrate at the position of an upper segment of the tub, such that the device can be walked on.
IPC 8 full level
C02F 3/04 (2006.01); C02F 3/10 (2006.01); C02F 3/30 (2006.01); C02F 103/44 (2006.01)
CPC (source: EP)
C02F 3/04 (2013.01); C02F 3/301 (2013.01); C02F 3/104 (2013.01); C02F 2103/44 (2013.01); Y02W 10/10 (2015.05)
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
DOCDB simple family (publication)
WO 2018215888 A1 20181129; BE 1025249 A1 20181214; BE 1025249 B1 20181218; EP 3634916 A1 20200415
DOCDB simple family (application)
IB 2018053423 W 20180516; BE 201705370 A 20170522; EP 18729207 A 20180516