ClassID:

30839

B01D2321/04 - CPC Classification

Classification description:

Details relating to membrane cleaning, regeneration, sterilization or to the prevention of fouling Backflushing

Recent Application in this class:
#1
20260151739
2026-06-04

WATER PURIFICATION DEVICE, FLUSHING CONTROL METHOD FOR WATER PURIFICATION DEVICE, AND WATER PURIFICATION SYSTEM

#2
20260138093
2026-05-21

DIRECT WATER PURIFICATION SYSTEM WITH AUTOMATIC BACKWASH FUNCTION

#3
20260131288
2026-05-14

WATER PRODUCTION METHOD

#4
20260131265
2026-05-14

BACKWASHING DEVICE FOR FIBROUS FILTRATION APPARATUS AND FIBROUS FILTRATION APPARATUS INCLUDING THE SAME

#5
20260110615
2026-04-23

SYSTEM FOR FILTER ANALYSIS AND REGENERATION

#6
20250360464
2025-11-27

METHOD OF FILTERING SOLIDS FROM A SOLUTION DERIVED FROM PLASMA

#7
20250354910
2025-11-20

SYSTEM FOR FILTER ANALYSIS AND REGENERATION

#8
20250353769
2025-11-20

WATER TREATMENT SYSTEM USING A MAGNETIC CONFINEMENT METHOD

#9
20250346515
2025-11-13

Non-Biological Wastewater Treatment Systems and Methods for Treating Wastewater

#10
20250332548
2025-10-30

METHOD FOR OPERATING MEMBRANE FILTRATION UNIT AND MEMBRANE FILTRATION UNIT

#11
20250320134
2025-10-16

CONTROL METHOD FOR DELAYING NANOFILTRATION MEMBRANE ALUMINUM FOULING OF WATER TREATMENT SYSTEM

#12
20250312746
2025-10-09

MEMBRANE FILTRATION SYSTEM

#13
20250178153
2025-06-05

APPARATUS FOR MANUFACTURING SEMICONDUCTOR DEVICE, SEMICONDUCTOR DEVICE MANUFACTURING SYSTEM, AND FILTER DEVICE

#14
20250161849
2025-05-22

AUTOMATED MEMBRANE CLEANING MODULE

#15
20250145496
2025-05-08

HYBRID FILTER AND CHEMICAL CLEANING ASSEMBLY AND METHOD

#16
20250128212
2025-04-24

INTEGRATED PERMEATE CHANNEL MEMBRANE STRUCTURE

#17
20250122103
2025-04-17

Fluid Purification Methods, Devices, and Systems

#18
20250121330
2025-04-17

FILTRATION MEMBRANE MODULE

#19
20250067281
2025-02-27

BRINE DISPERSAL SYSTEM

#20
20250032993
2025-01-30

FORWARD OSMOTIC AND WATER HAMMER METHOD OF MEMBRANE CLEANING

#21
20240390857
2024-11-28

METHOD FOR OPERATING HOLLOW FIBER MEMBRANE MODULE

#22
20240375056
2024-11-14

MEMBRANE SYSTEM AND METHOD FOR FILTERING SUSPENDED SOLIDS DURING MEMBRANE CLEANING

#23
20240352065
2024-10-24

IMPROVED PROTEIN SORPTION AND FILTRATION APPARATUS

#24
20240345484
2024-10-17

PROCESSING SYSTEM, AND PROCESSING METHOD

#25
20240335776
2024-10-10

FILTRATION SYSTEM AND METHOD

#26
20240308894
2024-09-19

MODULAR METHOD FOR DELIVERY OF FRESH WATER TO COASTAL COMMUNITIES

#27
20240307824
2024-09-19

Method for controlling hollow fiber nanofiltration membrane system with controllable power consumption

#28
20240217855
2024-07-04

SELF-MEDIATED SALTLESS WHOLE HOME WATER TREATMENT SYSTEMS AND METHODS

#29
20240198291
2024-06-20

SYSTEMS AND METHODS FOR RAPID FLUSHING OF A MEMBRANE-BASED SYSTEM

#30
20240198290
2024-06-20

Ceramic Membrane Filtration Assembly with Multi Port Endcap and Related Methods

#31
20240165568
2024-05-23

DEVICES AND METHODS UTILIZING CARBON NANOTUBE MEMBRANE FILTRATION

#32
20240123404
2024-04-18

SYSTEM AND METHOD FOR DESALINATION OF WATER

#33
20240116001
2024-04-11

METHODS OF LOW TRANS-MEMBRANE PRESSURE OR VACUUM FILTRATION

#34
20240082788
2024-03-14

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

#35
20240009628
2024-01-11

METHOD FOR WASHING HOLLOW FIBER MEMBRANE MODULE

#36
20240009624
2024-01-11

HOLLOW FIBER MEMBRANE MODULE AND A MANUFACTURING METHOD OF THE SAME

#37
20230408393
2023-12-21

SYSTEM FOR FILTER ANALYSIS AND REGENERATION

#38
20230407887
2023-12-21

Submerged reverse osmosis system

#39
20230407188
2023-12-21

METHOD FOR REMOVING ASPHALTENES, RESINS AND HEAVY METALS FROM CRUDE OIL

#40
20230406730
2023-12-21

DESALINATION SYSTEM AND METHOD

#41
20230398497
2023-12-14

FILTER HOUSING PROVIDED WITH MEMBRANE FILTER RODS

#42
20230390706
2023-12-07

WATER TREATMENT DEVICE AND ESTIMATION METHOD

#43
20230340399
2023-10-26

Biological and algae harvesting and cultivation systems and methods

#44
20230330601
2023-10-19

METHODS FOR TREATING POROUS MEMBRANES

#45
20230285904
2023-09-14

METHOD FOR OPERATING SEPARATION MEMBRANE MODULE, COMPUTER-READABLE RECORDING MEDIUM HAVING PROGRAM RECORDED THEREON, AND WATER PRODUCTION SYSTEM

#46
20230277983
2023-09-07

Membrane gas separator with a built-in valve and the method of its opening and closing

#47
20230271140
2023-08-31

METHOD FOR WASHING HOLLOW FIBER MEMBRANE MODULE

#48
20230242865
2023-08-03

BIOLOGICAL AND ALGAE HARVESTING AND CULTIVATION SYSTEMS AND METHODS

#49
20230182080
2023-06-15

HIGH RECOVERY INTEGRATED UF/RO SYSTEM

#50
20230132622
2023-05-04

GREYWATER TREATMENT SYSTEM

#51
20230116829
2023-04-13

Separation recovery system and separation recovery method

#52
20230092095
2023-03-23

CLEANING METHOD OF MEMBRANE FILTRATION SYSTEM AND MEMBRANE FILTRATION SYSTEM

#53
20230087869
2023-03-23

HYBRID FILTER ASSEMBLY AND METHOD

#54
20220339584
2022-10-27

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

#55
20220331741
2022-10-20

FILTRATION MEMBRANE ASSEMBLY AND METHOD OF CLEANING THE SAME

#56
20220331725
2022-10-20

FILTRATION SYSTEM AND METHOD

#57
20220331724
2022-10-20

Filtration system with selective flow reversal

#58
20220260092
2022-08-18

Brine dispersal system

#59
20220260091
2022-08-18

Brine dispersal system

#60
20220215978
2022-07-07

METHOD AND APPARATUS FOR IMPROVED REMOVAL AND RETENTION OF RADIOACTIVE PARTICULATES FROM FLUIDS

#61
20220212125
2022-07-07

Method for degassing a cross-flow diafiltration unit, cross-flow diafiltration method and cross-flow diafiltration unit

#62
20220203304
2022-06-30

CIRCULATING WATER PREPARATION SYSTEM, COOLING SYSTEM AND METHOD FOR OPERATING A COOLING SYSTEM

#63
20220168692
2022-06-02

Forward osmotic and water hammer method of membrane cleaning

#64
20220146384
2022-05-12

Isolation device and isolation method

#65
20220111336
2022-04-14

Membrane filtration device and method for cleaning membrane filtration device

#66
20220111335
2022-04-14

Filtration apparatus and operation method therefor

#67
20220105474
2022-04-07

Air burst system for cleaning submerged screen intake

#68
20220080356
2022-03-17

Water purifier and control method for water purifier

#69
20220074431
2022-03-10

Submerged reverse osmosis system

#70
20220032234
2022-02-03

METHOD FOR OPERATING MEMBRANE FILTRATION UNIT AND MEMBRANE FILTRATION UNIT

#71
20210395124
2021-12-23

Membrane separation pretreatment apparatus including underwater plasma discharge unit

#72
20210362291
2021-11-25

Filter apparatus for semiconductor device fabrication process

#73
20210340029
2021-11-04

Water purification device

#74
20210309543
2021-10-07

System and process for removing polyfluorinated pollutants from water

#75
20210291118
2021-09-23

CLEANING-IN-PLACE METHOD AND FILTER DEVICE

#76
20210275973
2021-09-09

Hollow fiber membrane module

#77
20210269338
2021-09-02

Method of Treating High Strength Wastewater by Anaerobic Bio Reactor

#78
20210268447
2021-09-02

GRAVITY-DRIVEN CHITOSAN-ENHANCED MELAMINE SPONGE FOR STABLE ULTRAFAST FILTRATION

#79
20210268440
2021-09-02

DIRECT WATER PURIFIER

#80
20210260533
2021-08-26

Method for fouling reduction on the surface of ceramic membranes using steam fast-flushing

#81
20210239314
2021-08-05

Systems and methods for removing organic compounds from steam

#82
20210236994
2021-08-05

Hollow fiber membrane module and method for cleaning the same

#83
20210214244
2021-07-15

Containerized desalination system

#84
20210171362
2021-06-10

Predictive tool for monitoring RO and NF membranes

#85
20210170340
2021-06-10

Device for cleaning and method for cleaning water treatment membrane, and water treatment system

#86
20210163320
2021-06-03

Fluid purification methods, devices, and systems

#87
20210138406
2021-05-13

Method and apparatus for forward and reverse flushable filter system

#88
20210061676
2021-03-04

Water purifier and filter for the same

#89
20210060495
2021-03-04

Method and apparatus for passively bubbling gas through liquid

#90
20210047207
2021-02-18

Device and method for purifying drinking water

#91
20210008498
2021-01-14

Disposable device for filtering a large medium volume

#92
20200406196
2020-12-31

HOLLOW FIBER LIQUID FILTER DEVICE PROVIDED WITH EXHAUST FIBER MEMBRANES AND USE METHOD OF HOLLOW FIBER LIQUID FILTER DEVICE

#93
20200398226
2020-12-24

Air burst system for cleaning submerged screen intake

#94
20200391159
2020-12-17

Bendable flexible flat membrane module and method for manufacturing same

#95
20200376437
2020-12-03

FILTRATION APPARATUS

#96
20200339444
2020-10-29

AERATION AMOUNT CONTROL SYSTEM AND AERATION AMOUNT CONTROL METHOD

#97
20200299636
2020-09-24

Biological and algae harvesting and cultivation systems and methods

#98
20200298150
2020-09-24

SEPARATION RECOVERY SYSTEM AND SEPARATION RECOVERY METHOD

#99
20200276540
2020-09-03

Method for processing a protein-containing suspension or protein-containing solution

#100
20200248134
2020-08-06

Biological and algae harvesting and cultivation systems and methods

#101
20200246754
2020-08-06

Hollow fiber membrane module

#102
20200216330
2020-07-09

Conversion of media filter into membrane gravity filter

#103
20200206690
2020-07-02

Method and device for flushing diffusiophoretic water filter

#104
20200197872
2020-06-25

Water treatment membrane washing apparatus and water treatment membrane washing method

#105
20200147556
2020-05-14

SYSTEM AND METHOD FOR CLEANING MEMBRANE FILTERS IN-LINE IN A WATER PURIFICATION SYSTEM

#106
20200140286
2020-05-07

Intelligent fluid filtration management system

#107
20200108350
2020-04-09

Filtration membrane module and filtration processing method

#108
20200101422
2020-04-02

Filtration System and Method of Operating a Filtration System

#109
20200047126
2020-02-13

High recovery integrated UF/RO system

#110
20200038812
2020-02-06

DEVICE AND METHOD FOR WATER FILTRATION USING DISCARDED DIALYZERS

#111
20200031691
2020-01-30

Brine dispersal system

#112
20200025298
2020-01-23

Four-way valve for backflush filter system

#113
20200016545
2020-01-16

Filter medium, method for manufacturing same, and filter unit comprising same

#114
20200003232
2020-01-02

Submerged reverse osmosis system

#115
20200001237
2020-01-02

Membrane filtration method

#116
20190367385
2019-12-05

Ecologically sustainable hydraulic fracturing system and method

#117
20190330587
2019-10-31

Biological and algae harvesting and cultivation systems and methods

#118
20190299165
2019-10-03

FEED PREPARATION OF FCC SLURRY OIL RETENTATE FOR DOWNSTREAM PROCESSING

#119
20190291056
2019-09-26

Ceramic Membrane Filtration Assembly with Sealing Device and Related Methods

#120
20190291055
2019-09-26

Ceramic membrane filtration assembly with multi port endcap and related methods

#121
20190263695
2019-08-29

Method of treating high strength wastewater by anaerobic bio reactor

#122
20190262747
2019-08-29

Water purifying system and backwash module control method thereof

#123
20190232226
2019-08-01

CONVERSION OF MEDIA FILTER INTO MEMBRANE GRAVITY FILTER

#124
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

#125
20190169050
2019-06-06

Method of filtering water

#126
20190151799
2019-05-23

Filter membrane with bi-directional flow enhancing features

#127
20190118145
2019-04-25

METHOD FOR FILTERING MICROBIAL CULTURE SOLUTION USING MEMBRANE MODULE

#128
20190099717
2019-04-04

Single-pass filtration systems and processes

#129
20190099716
2019-04-04

Single-pass filtration systems and processes

#130
20190092660
2019-03-28

Fluid purification methods, devices, and systems

#131
20190083934
2019-03-21

Water purifier and control method for water purifier

#132
20190060838
2019-02-28

POROUS MOLDED BODY

#133
20190039922
2019-02-07

Process for the preparation of an aqueous solution comprising at least one earth alkali hydrogen carbonate

#134
20190015786
2019-01-17

Hollow fiber membrane module and method for operating same

#135
20190001277
2019-01-03

METHOD AND APPARATUS FOR TREATING COMMERCIAL AND INDUSTRIAL LAUNDRY WASTEWATER

#136
20180361324
2018-12-20

Forward osmotic and water hammer method of membrane cleaning

#137
20180340143
2018-11-29

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

#138
20180327295
2018-11-15

Wastewater treatment and solids reclamation system

#139
20180312412
2018-11-01

Containerized desalination system

#140
20180304205
2018-10-25

Forward osmotic and water hammer method of membrane cleaning

#141
20180304204
2018-10-25

SYSTEM FOR OPERATING A CERAMIC MEMBRANE AND RELATED METHODS

#142
20180304203
2018-10-25

CERAMIC MEMBRANE SYSTEM FOR SILICA REMOVAL AND RELATED METHODS

#143
20180288987
2018-10-11

HIGH VOLUME BREEDING AND LIFE CYCLE SYNCHRONISATION SYSTEM

#144
20180280888
2018-10-04

REVERSE OSMOSIS TREATMENT APPARATUS AND REVERSE OSMOSIS TREATMENT METHOD

#145
20180257956
2018-09-13

Methods of making flat sheet membrane element adapted for use in symbiotic fluids factionation, water treatment, and osmotic processes

#146
20180250638
2018-09-06

Filtration system and method for chemical rinsing a filtration system

#147
20180221825
2018-08-09

WATER TREATMENT METHOD AND WATER TREATMENT APPARATUS

#148
20180208480
2018-07-26

SEAWATER INJECTION CONTROL METHODS AND SYSTEMS

#149
20180201523
2018-07-19

Apparatus for water purification

#150
20180193800
2018-07-12

Symbiotic reverse osmosis for maximizing desalinated water recovery from saline waters and brines

#151
20180185790
2018-07-05

Fluid flow distribution device

#152
20180169586
2018-06-21

Dynamic coating of MF/UF membranes for fouling mitigation

#153
20180155218
2018-06-07

Osmotic separation systems and methods

#154
20180116255
2018-05-03

PASTEURIZATION PLANT AND METHOD OF OPERATING A PASTEURIZATION PLANT

#155
20180093199
2018-04-05

Process for purification of an organic acid including an electrodialysis treatment step

#156
20180051350
2018-02-22

Method of producing sugar solution

#157
20180037473
2018-02-08

Conversion of media filter into membrane gravity filter

#158
20180028980
2018-02-01

Water treatment system and water treatment method

#159
20180021734
2018-01-25

WATER TREATMENT SYSTEM AND METHOD FOR TREATING WATER LOCATED IN A WATER RESERVOIR

#160
20180016173
2018-01-18

Chemical free and energy efficient desalination system

#161
20170368505
2017-12-28

Dialysis water purification system

#162
20170349469
2017-12-07

Biconical multiphase rotary filter

#163
20170326501
2017-11-16

WATER PURIFICATION DEVICE, AND METHOD USING WATER PURIFICATION DEVICE TO FILTER WATER

#164
20170326500
2017-11-16

WATER PURIFICATION DEVICE, AND METHOD USING WATER PURIFICATION DEVICE TO FILTER WATER

#165
20170321184
2017-11-09

BIOLOGICAL AND ALGAE HARVESTING AND CULTIVATION SYSTEMS AND METHODS

#166
20170321182
2017-11-09

Biological and algae harvesting and cultivation systems and methods

#167
20170321181
2017-11-09

Biological and algae harvesting and cultivation systems and methods

#168
20170296975
2017-10-19

RAW WATER FILTRATION TREATMENT SYSTEM, AND METHOD FOR CLEANING FILTRATION DEVICE

#169
20170296974
2017-10-19

Method of cleaning microfiltration and ultrafiltration membranes

#170
20170296970
2017-10-19

Process for extraction and separation of oxyresveratrol from Roxb

#171
20170274325
2017-09-28

WATER TREATMENT METHOD

#172
20170267545
2017-09-21

Subsea fluid injection system

#173
20170266622
2017-09-21

WATER TREATMENT DEVICE AND OPERATING METHOD FOR SAME

#174
20170259212
2017-09-14

Cyclic filtration system

#175
20170247999
2017-08-31

Treatment of produced water, particularly obtained from a chemically enhanced oil recovery process using viscosity-increasing polymers

#176
20170247266
2017-08-31

Water treatment assembly including hyperfiltration module and cation exchange resin

#177
20170233639
2017-08-17

Chemically enhanced oil recovery method using viscosity-increasing polymeric compounds

#178
20170232396
2017-08-17

Control method for a filter system

#179
20170216777
2017-08-03

Method and apparatus for cleaning filter membrane, and water treatment system

#180
20170216776
2017-08-03

Forward osmotic and water hammer method of membrane cleaning

#181
20170209834
2017-07-27

Self-adaptive control and optimization of membrane filtration

#182
20170209833
2017-07-27

HOLLOW FIBER MEMBRANE FILTER WITH VALVE OPERATED REVERSE FLOW FOR MANUAL BACKFLUSH

#183
20170205323
2017-07-20

Automated ultra-filtration workstation

#184
20170182465
2017-06-29

WATER TREATMENT METHOD AND WATER TREATMENT APPARATUS EACH USING MEMBRANE

#185
20170182439
2017-06-29

Filter method for filtering a fluid and adjusting a pre-treatment agent based on a process variable

#186
20170174528
2017-06-22

WATER PURIFIER

#187
20170136411
2017-05-18

METHOD FOR PURIFYING LIQUID AND SYSTEM FOR THE IMPLEMENTATION THEREOF

#188
20170128887
2017-05-11

Water treatment system

#189
20170114599
2017-04-27

Transverse flow microfiltration of solids from fluids with inserts

#190
20170113187
2017-04-27

METHOD FOR OPERATING SEPARATION MEMBRANE MODULE

#191
20170113167
2017-04-27

Water purifying system and backwash module control method thereof

#192
20170095774
2017-04-06

Cycling ultra-thin channel filtration

#193
20170095773
2017-04-06

Method of operating membrane filter

#194
20170081216
2017-03-23

METHODS OF MAKING FLAT SHEET MEMBRANE ELEMENT ADAPTED FOR USE IN SYMBIOTIC FLUIDS FACTIONATION, WATER TREATMENT, AND OSMOTIC PROCESSES

#195
20170044029
2017-02-16

Filtration treatment system and filtration treatment method

#196
20170043298
2017-02-16

METHOD FOR OPERATING CLARIFYING-FILM MODULE

#197
20170015612
2017-01-19

Divalent ion removal from monoethylene glycol (MEG) feed streams

#198
20170015569
2017-01-19

Membrane casing and membrane component

#199
20170001887
2017-01-05

Fluid purification methods, devices, and systems

#200
20170001884
2017-01-05

Filtration element

#201
20160375408
2016-12-29

Submerged-type filtration apparatus

#202
20160346739
2016-12-01

FILTRATION APPARATUS

#203
20160340214
2016-11-24

Fluid purification methods, devices, and systems

#204
20160339393
2016-11-24

Maintenance of gas layers for fouling prevention on submerged surfaces

#205
20160304372
2016-10-20

SUBSURFACE WATER TREATMENT SYSTEM

#206
20160297692
2016-10-13

Purification of oil-polluted water and device suitable therefor

#207
20160280566
2016-09-29

System for separating contaminants from fluids

#208
20160272512
2016-09-22

Water purification device

#209
20160263529
2016-09-15

Improving the chemical stability of filtration membranes

#210
20160193569
2016-07-07

Cycling ultra-thin channel filtration

#211
20160144320
2016-05-26

Filter device, manufacturing device for chemical, and operation method for filter device

#212
20160121269
2016-05-05

Filtration system and filtration method

#213
20160096147
2016-04-07

POINT OF USE WATER FILTRATION SYSTEM

#214
20160096146
2016-04-07

MICROFILTRATION SYSTEMS FOR CLEANING WASTE WATER

#215
20160096145
2016-04-07

WASTE WATER CLEANING SYSTEM WITH SELF-CLEANING MICROFILTERS

#216
20160096143
2016-04-07

COMPACT MULTI MEMBRANE VESSEL FOR WATER ULTRAFILTRATION

#217
20160083273
2016-03-24

Method of operating a pressure-retarded osmosis plant

#218
20160051936
2016-02-25

CENTRAL BAFFLE AND PRESSURE-TYPE HOLLOW FIBER MEMBRANE MODULE COMPRISING THE SAME AND ITS CLEANING METHOD

#219
20160046503
2016-02-18

Intelligent fluid filtration management system

#220
20160045872
2016-02-18

FILTRATION APPARATUS AND METHOD FOR CLEANING FILTRATION MODULE

#221
20160023166
2016-01-28

SYSTEM FOR CLEANING A MEMBRANE

#222
20160002130
2016-01-07

Divalent ion removal from monoethylene glycol (MEG) feed streams

#223
20160002072
2016-01-07

Reverse osmosis membrane apparatus and method of operating same

#224
20150375174
2015-12-31

Integrated ultrafiltration and reverse osmosis desalination systems

#225
20150360180
2015-12-17

Single-pass filtration systems and processes

#226
20150352499
2015-12-10

Pressurized hollow fiber membrane module and backwashing method using same

#227
20150344340
2015-12-03

Chemical free and energy efficient desalination system

#228
20150343386
2015-12-03

Compositions and methods of cleaning polyvinyl pyrrolidone-based hemodialysis filtration membrane assemblies

#229
20150329376
2015-11-19

Method and apparatus of flush pump feature for portable liquid purifying filter

#230
20150321934
2015-11-12

WATER PRODUCTION METHOD

#231
20150306544
2015-10-29

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

#232
20150290563
2015-10-15

Open bottom multiple channel gas delivery device for immersed membranes

#233
20150260747
2015-09-17

Automated ultra-filtration apparatus

#234
20150247114
2015-09-03

Tangential flow perfusion system

#235
20150246316
2015-09-03

FILTRATION SYSTEMS HAVING FLOW-REVERSING SUBSYSTEMS AND ASSOCIATED METHODS

#236
20150190758
2015-07-09

Filter element

#237
20150182905
2015-07-02

Method for treating impurities contained in exhaust gases of ships, ship with a scrubber, and purification unit

#238
20150144555
2015-05-28

Filtration apparatus

#239
20150136695
2015-05-21

Systems and Methods For Cleaning A Membrane Separation System

#240
20150136666
2015-05-21

Drinking water vending dispenser facilitated to collect and purify drainage water

#241
20150129508
2015-05-14

Filtering contaminants from fluid

#242
20150050598
2015-02-19

Methods for cleaning membranes used for filtering chemicals

#243
20150027948
2015-01-29

Backwashable filtration element

#244
20150007719
2015-01-08

Method for treating impurities contained in exhaust gases of ships, ship with exhaust gas scrubber, and purification unit

#245
20140360937
2014-12-11

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

#246
20140332467
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Method for cleaning a filter

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Method for accelerated testing of a membrane module

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Filtration with internal fouling control

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Process for recovering oil and treating resulting produced water with ceramic membranes

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Point of use filtration system with backwash

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Electricity-free water purification installation with a membrane filter and a system of automatic backwashing of the filter

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System and method for filtration of liquids

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Fluid treatment apparatus and method of using same

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Method of heavy metal removal from water streams

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SYSTEM AND METHOD OF DESALINATION OF WATER

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System to Reduce the Fouling of a Catalytic Seawater Deoxygenation Unit

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Pneumatic alternating pressure membrane cell separation system

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System and method for separating solids from fluids

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IMMERSED SCREEN AND METHOD OF OPERATION

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Device for producing ultrapure water

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Water filtration system

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Drinking straw with hollow fibre liquid filter

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METHODS OF CLEANING MEMBRANE MODULES

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Liquid extraction method employing dip tube

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Apparatus and method for filtering liquids, particularly organic liquids

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Method of Separation of Algal Biomass from Aqueous or Marine Culture

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Method for cleaning filtering membrane

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Method and production plant for producing sterile water

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METHOD AND DEVICE FOR MANUFACTURING FILTERED LIQUIDS

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