ClassID:

30821

B01D2315/20 - CPC Classification

Classification description:

Details relating to the membrane module operation Operation control schemes defined by a periodically repeated sequence comprising filtration cycles combined with cleaning or gas supply, e.g. aeration

Recent Application in this class:
#1
20260001042
2026-01-01

METHOD FOR PREDICTING A MAINTENANCE OPERATION AND RECOMMENDING MAINTENANCE FOR WATER TREATMENT EQUIPMENT

#2
20250332548
2025-10-30

METHOD FOR OPERATING MEMBRANE FILTRATION UNIT AND MEMBRANE FILTRATION UNIT

#3
20250163543
2025-05-22

LITHIUM RECOVERY SYSTEM FOR BLACK MASS

#4
20240091708
2024-03-21

WASTEWATER TREATMENT WITH PRIMARY TREATMENT AND MBR OR MABR-IFAS REACTOR

#5
20230132622
2023-05-04

GREYWATER TREATMENT SYSTEM

#6
20220387936
2022-12-08

FILTER STRUCTURE HAVING FUNCTION OF SELECTIVELY COLLECTING WATER THROUGH OPPOSITE ENDS THEREOF AND FILTERING METHOD USING SAME

#7
20220356084
2022-11-10

Recirculation loop reverse osmosis system with structurally fixed recovery rate and structurally stabilized full flow discharge

#8
20220032234
2022-02-03

METHOD FOR OPERATING MEMBRANE FILTRATION UNIT AND MEMBRANE FILTRATION UNIT

#9
20210260530
2021-08-26

System for filtration and associated method

#10
20200384418
2020-12-10

WATER FILTRATION MODULE INCORPORATING HOLLOW-FIBER FILTRATION ELEMENTS

#11
20200276538
2020-09-03

Multivariate automated crossflow filter control

#12
20200215497
2020-07-09

Filtration filter

#13
20200140286
2020-05-07

Intelligent fluid filtration management system

#14
20190358352
2019-11-28

Acoustically excited encapsulated microbubbles and mitigation of biofouling

#15
20190224627
2019-07-25

Method for permeate flow path sanitization in a reverse osmosis system

#16
20190169050
2019-06-06

Method of filtering water

#17
20190135667
2019-05-09

Wastewater treatment with primary treatment and MBR or MABR-IFAS reactor

#18
20190010070
2019-01-10

Membrane separation process

#19
20180370828
2018-12-27

Membrane bioreactor for strengthening membrane fouling control and method thereof

#20
20180362376
2018-12-20

MULTI-STAGE IMMERSION-TYPE MEMBRANE SEPARATION DEVICE AND MEMBRANE SEPARATION METHOD

#21
20180345221
2018-12-06

System for purifying a liquid

#22
20180345220
2018-12-06

Method for purifying a liquid

#23
20180333681
2018-11-22

Hollow fiber membrane module and method of cleaning same

#24
20180208480
2018-07-26

SEAWATER INJECTION CONTROL METHODS AND SYSTEMS

#25
20180078909
2018-03-22

Device for adjusting specific resistance value and method for adjusting specific resistance value

#26
20180021737
2018-01-25

Filtration filter

#27
20170088449
2017-03-30

Wastewater treatment with primary treatment and MBR or MABR-IFAS reactor

#28
20160166978
2016-06-16

COadsorption and recovery system and method

#29
20160121269
2016-05-05

Filtration system and filtration method

#30
20160083273
2016-03-24

Method of operating a pressure-retarded osmosis plant

#31
20160046503
2016-02-18

Intelligent fluid filtration management system

#32
20150306544
2015-10-29

System for cleaning membrane, and method for cleaning membrane using same

#33
20150290563
2015-10-15

Open bottom multiple channel gas delivery device for immersed membranes

#34
20140061129
2014-03-06

SYSTEM AND METHOD OF DESALINATION OF WATER

#35
20140042084
2014-02-13

METHOD AND APPARATUS FOR CLEANING A FILTRATION CASSETTE OF A MEMBRANE BIO-REACTOR

#36
20130175217
2013-07-11

Pulse aeration for immersed membranes

#37
20120080379
2012-04-05

Method and production plant for producing sterile water

#38
20120080375
2012-04-05

METHOD AND DEVICE FOR MANUFACTURING FILTERED LIQUIDS

#39
20110315629
2011-12-29

Submerged membrane bioreactor system and biological methods for removing bisphenol compounds from municipal wastewater

#40
20080203019
2008-08-28

MEMBRANE BATCH FILTRATION PROCESS

#41
20080190846
2008-08-14

Assembly for water filtration using a tube manifold to minimise backwash

#42
20050194315
2005-09-08

Membrane batch filtration process