ClassID:

30875

B01D2321/40 - CPC Classification

Classification description:

Details relating to membrane cleaning, regeneration, sterilization or to the prevention of fouling Automatic control of cleaning processes

Recent Application in this class:
#1
20260151740
2026-06-04

FILTRATION SYSTEM, METHOD FOR PREDICTING A MAINTENANCE CONDITION OF THE FILTRATION SYSTEM AND METHOD FOR PREDICTING A RECOVERY CONDITION OF THE FILTRATION SYSTEM

#2
20260110615
2026-04-23

SYSTEM FOR FILTER ANALYSIS AND REGENERATION

#3
20260097367
2026-04-09

FILTER CLEANING METHODS AND APPARATUSES

#4
20260091356
2026-04-02

SYSTEMS AND METHODS FOR EXTENDING WATER FILTRATION MEMBRANE LIFETIME IN SELF-MEDIATED SALTLESS WHOLE HOME WATER TREATMENT SYSTEMS

#5
20260001042
2026-01-01

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

#6
20250354910
2025-11-20

SYSTEM FOR FILTER ANALYSIS AND REGENERATION

#7
20250296050
2025-09-25

MEMBRANE MONITORING AND CLEAN-IN-PLACE CONTROL SYSTEMS AND TECHNIQUES

#8
20250269330
2025-08-28

ADAPTIVE CLEANING-IN-PLACE METHOD FOR A MEMBRANE FILTRATION SYSTEM

#9
20250161849
2025-05-22

AUTOMATED MEMBRANE CLEANING MODULE

#10
20250145496
2025-05-08

HYBRID FILTER AND CHEMICAL CLEANING ASSEMBLY AND METHOD

#11
20250065272
2025-02-27

METHOD FOR OPERATING SEPARATION MEMBRANE, SEPARATION MEMBRANE DEVICE, AND PROGRAM FOR DETERMINING OPERATING CONDITIONS OF SEPARATION MEMBRANE

#12
20250025839
2025-01-23

A METHOD FOR USE IN CLEANING A PROCESSING SYSTEM AND A PROCESSING SYSTEM

#13
20240390858
2024-11-28

HOT WATER CART CONDITIONING SYSTEM AND METHOD

#14
20240316499
2024-09-26

SYSTEM AND METHOD FOR PREDICTIVE ANALYSIS FOR SEAWATER REVERSE OSMOSIS (SWRO) DESALINATION PLANTS

#15
20240269617
2024-08-15

METHOD FOR OPERATING MEMBRANE-SEPARATION ACTIVATED SLUDGE TREATMENT DEVICE, AND MEMBRANE-SEPARATION ACTIVATED SLUDGE TREATMENT DEVICE

#16
20240217855
2024-07-04

SELF-MEDIATED SALTLESS WHOLE HOME WATER TREATMENT SYSTEMS AND METHODS

#17
20240216868
2024-07-04

SYSTEM FOR MONITORING A FLUID AND CONTROLLING A PROCESS IN A MEMBRANE FILTRATION PLANT

#18
20240207789
2024-06-27

PREVENTIVE CONTROL METHOD AND SYSTEM FOR PREVENTING THE FOULING OF A MEMBRANE SEPARATION UNIT

#19
20240157305
2024-05-16

SELF-CLEANING DECENTRALIZED WATER TREATMENT UNIT

#20
20240124333
2024-04-18

METHOD FOR CONTROLLING RO SYSTEM

#21
20240082788
2024-03-14

Method for Operational Control of a Water Treatment Unit and Water Treatment Unit for Implementing Such a Method

#22
20230408393
2023-12-21

SYSTEM FOR FILTER ANALYSIS AND REGENERATION

#23
20230398498
2023-12-14

SYSTEMS, METHODS, AND DEVICES FOR OPTIMIZATION OF ULTRA FILTRATION MEMBRANE PERFORMANCE FOR WATER TREATMENT USING ARTIFICIAL INTELLIGENCE AND OPTIMIZATION ALGORITHMS

#24
20230340399
2023-10-26

Biological and algae harvesting and cultivation systems and methods

#25
20230242865
2023-08-03

BIOLOGICAL AND ALGAE HARVESTING AND CULTIVATION SYSTEMS AND METHODS

#26
20230132622
2023-05-04

GREYWATER TREATMENT SYSTEM

#27
20230121715
2023-04-20

METHOD AND PROGRAM FOR DETERMINING CLEANING TROUBLE IN FRESH WATER GENERATOR

#28
20220339584
2022-10-27

Online cleaning system for micro-polluted nanofiltration membranes using forward osmosis and process of online cleaning system

#29
20220212961
2022-07-07

WATER TREATMENT SYSTEM AND WATER TREATMENT METHOD

#30
20220176322
2022-06-09

APPARATUS AND METHOD FOR REDUCING CONCENTRATION POLARIZATION AND MEMBRANE FOULING ON MEMBRANE SURFACE IN A FILTER UNIT

#31
20220161193
2022-05-26

DIGITAL SEAWATER PROCESSING

#32
20220146384
2022-05-12

Isolation device and isolation method

#33
20220097007
2022-03-31

CHEMICAL DOSING CONTROL METHOD

#34
20220034927
2022-02-03

Automated analyzer and cleaning method

#35
20210402353
2021-12-30

TECHNIQUES FOR MANAGING SCALE FORMATION IN REVERSE OSMOSIS (RO) AND NANOFILTRATION (NF) SYSTEMS AND A HYBRID FILTRATION ARCHITECTURE IMPLEMENTING THE SAME

#36
20210322928
2021-10-21

Charge neutral biocide dosing control for membrane biofouling control applications

#37
20210291118
2021-09-23

CLEANING-IN-PLACE METHOD AND FILTER DEVICE

#38
20210261900
2021-08-26

System for Filtration and Associated Method Thereof

#39
20210260530
2021-08-26

System for filtration and associated method

#40
20210171362
2021-06-10

Predictive tool for monitoring RO and NF membranes

#41
20210170341
2021-06-10

Method for controlling slime in reverse osmosis membrane apparatus

#42
20210086138
2021-03-25

Vanox hot water cart conditioning method

#43
20210069652
2021-03-11

Management device for water treatment facility, cleaning chemical solution order placement system for water treatment facility, chemical solution order placement method for water treatment facility, and chemical solution cleaning planning method for water treatment facility

#44
20210008265
2021-01-14

Adaptive system for blood fluid removal

#45
20200406198
2020-12-31

Method for cleaning a filter element and a filtering device

#46
20200384380
2020-12-10

Continuous separator bypass systems and methods of use thereof

#47
20200299636
2020-09-24

Biological and algae harvesting and cultivation systems and methods

#48
20200269188
2020-08-27

Gas separation device

#49
20200248134
2020-08-06

Biological and algae harvesting and cultivation systems and methods

#50
20200197872
2020-06-25

Water treatment membrane washing apparatus and water treatment membrane washing method

#51
20200191703
2020-06-18

Measuring apparatus and method of operating a measuring apparatus for membrane fouling index

#52
20200140286
2020-05-07

Intelligent fluid filtration management system

#53
20200096438
2020-03-26

In-line quantification and characterization of membrane fouling

#54
20190381459
2019-12-19

Automated modular filtration system

#55
20190330587
2019-10-31

Biological and algae harvesting and cultivation systems and methods

#56
20190308140
2019-10-10

System of detecting a leak in a heat exchanger of a hemodialysis device

#57
20190225511
2019-07-25

High velocity cross flow dynamic membrane filter

#58
20190184343
2019-06-20

Computer-readable recording medium on which clogging location specification program for separation membrane module is recorded, water production system, and water production method

#59
20190168166
2019-06-06

Cleaning method of a water-filtration system under operation

#60
20190112202
2019-04-18

Method for dosing antiscalant into a membrane-based water treatment system

#61
20190091632
2019-03-28

Method for operating membrane separation device with halt process

#62
20190046930
2019-02-14

MEMBRANE FILTRATION DEVICE, FILTRATION MEMBRANE CLEANING METHOD, AND METHOD FOR MANUFACTURING FILTRATION MEMBRANE

#63
20190039022
2019-02-07

METHOD FOR CONTROLLING OPERATION OF REVERSE OSMOSIS MEMBRANE APPARATUS AND REVERSE OSMOSIS MEMBRANE TREATMENT SYSTEM

#64
20180362376
2018-12-20

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

#65
20180340143
2018-11-29

Automatic off-line gas-water combined-washing membrane bioreactor (MBR)

#66
20180207588
2018-07-26

Method of detecting a leak in a heat exchanger of a hemodialysis machine

#67
20180194647
2018-07-12

High velocity cross flow dynamic membrane filter

#68
20180161728
2018-06-14

Fresh water production device and method for operating fresh water production device

#69
20180098704
2018-04-12

Method and device to monitor patients with kidney disease

#70
20180072588
2018-03-15

Apparatus and method for analyzing influence variable on membrane fouling of seawater desalination system

#71
20180043288
2018-02-15

Integrated composite filter cartridge and water purifying system having same

#72
20180021733
2018-01-25

Method and apparatus for effecting high recovery desalination with pressure driven membranes

#73
20180008935
2018-01-11

Comprehensive evaluation method for performance of contaminated flat membranes

#74
20170363535
2017-12-21

In-line quantification and characterization of membrane fouling

#75
20170361006
2017-12-21

Adaptive system for blood fluid removal

#76
20170321184
2017-11-09

BIOLOGICAL AND ALGAE HARVESTING AND CULTIVATION SYSTEMS AND METHODS

#77
20170321182
2017-11-09

Biological and algae harvesting and cultivation systems and methods

#78
20170321181
2017-11-09

Biological and algae harvesting and cultivation systems and methods

#79
20170259212
2017-09-14

Cyclic filtration system

#80
20170232396
2017-08-17

Control method for a filter system

#81
20170232391
2017-08-17

Method for the regeneration of a membrane wall in a distillation device

#82
20170100529
2017-04-13

Precision blood fluid removal therapy based on patient monitoring

#83
20170029306
2017-02-02

Water treatment system and power generation facility

#84
20160238513
2016-08-18

Measuring apparatus and method of operating a measuring apparatus for membrane fouling index

#85
20160206801
2016-07-21

Blood fluid removal system performance monitoring

#86
20160101389
2016-04-14

METHOD OF PERFORMING A CLEANING OPERATION ON A WATER FILTRATION DEVICE

#87
20160083273
2016-03-24

Method of operating a pressure-retarded osmosis plant

#88
20160046503
2016-02-18

Intelligent fluid filtration management system

#89
20160002072
2016-01-07

Reverse osmosis membrane apparatus and method of operating same

#90
20150367054
2015-12-24

Electrolyte and pH monitoring for fluid removal processes

#91
20150352269
2015-12-10

Electrolyte and pH monitoring for fluid removal processes

#92
20150328385
2015-11-19

Combination of a single-station reverse osmosis device with a hemodialysis device

#93
20150246316
2015-09-03

FILTRATION SYSTEMS HAVING FLOW-REVERSING SUBSYSTEMS AND ASSOCIATED METHODS

#94
20150202573
2015-07-23

Membrane filter cleaning apparatus for waste-water treatment process

#95
20150158746
2015-06-11

Method, apparatus and system for desalinating saltwater

#96
20150151033
2015-06-04

Fluid volume monitoring for patients with renal disease

#97
20150144559
2015-05-28

Membrane separation device and operation method for membrane separation device

#98
20150129508
2015-05-14

Filtering contaminants from fluid

#99
20150088047
2015-03-26

Monitoring fluid volume for patients with renal disease

#100
20150080682
2015-03-19

Monitoring fluid volume for patients with renal disease

#101
20150021266
2015-01-22

Operating method for membrane separation device and membrane separation device

#102
20140360937
2014-12-11

Reverse osmosis treatment device and method for cleaning reverse osmosis treatment device

#103
20140262984
2014-09-18

Determining biofilm thickness in a membrane supported biofilm reactor

#104
20140088442
2014-03-27

Method and device to monitor patients with kidney disease

#105
20130274642
2013-10-17

Multimodal dialysis system

#106
20130112631
2013-05-09

Sieve device for untreated drilling mud and a method of using same

#107
20130075310
2013-03-28

Device for producing ultrapure water

#108
20130032518
2013-02-07

Combination of a single-station reverse osmosis device with a hemodialysis device

#109
20130008838
2013-01-10

Autonomous Filter Element

#110
20120318738
2012-12-20

Autonomous Filter Element

#111
20120277722
2012-11-01

Adaptive system for blood fluid removal

#112
20120277655
2012-11-01

Fluid volume monitoring for patients with renal disease

#113
20120277650
2012-11-01

Cardiovascular monitoring for fluid removal processes

#114
20120277604
2012-11-01

Monitoring fluid volume for patients with renal disease

#115
20120277552
2012-11-01

Chronic pH or electrolyte monitoring

#116
20120277551
2012-11-01

Intersession monitoring for blood fluid removal therapy

#117
20120273420
2012-11-01

Electrolyte and pH monitoring for fluid removal processes

#118
20120273416
2012-11-01

Systems and methods of controlling fouling during a filtration procedure

#119
20120273415
2012-11-01

Blood fluid removal system performance monitoring

#120
20110266218
2011-11-03

Determining biofilm thickness in a membrane supported biofilm reactor

#121
20110240557
2011-10-06

Method and system for reverse osmosis predictive maintenance using normalization data

#122
20110035195
2011-02-10

On-line performance management of membrane separation process

#123
20100237013
2010-09-23

AUTONOMOUS FILTER ELEMENT

#124
20090320563
2009-12-31

DEVICE FOR MEASURING PERMEATE FLOW AND PERMEATE CONDUCTIVITY OF INDIVIDUAL REVERSE OSMOSIS MEMBRANE ELEMENTS

#125
20090266762
2009-10-29

METHOD FOR OPERATING REVERSE OSMOSIS MEMBRANE FILTRATION PLANT, AND REVERSE OSMOSIS MEMBRANE FILTRATION PLANT

#126
20080314829
2008-12-25

Dynamic control of membrane bioreactor system

#127
20070209977
2007-09-13

Device for measuring permeate flow and permeate conductivity of individual reverse osmosis membrane elements

#128
20060054552
2006-03-16

Membrane bioreactor, process and aerator

#129
20050061725
2005-03-24

Membrane bioreactor, process and aerator

#130
11391713
2016-04-05

Integrated controller and method for a water filtration system