ClassID:

29914

B01D65/10 - CPC Classification

Classification description:

Accessories or auxiliary operations, in general, for separation processes or apparatus using semi-permeable membranes Testing of membranes or membrane apparatus; Detecting or repairing leaks

Sub-classes:
Recent Application in this class:
#1
20260110615
2026-04-23

SYSTEM FOR FILTER ANALYSIS AND REGENERATION

#2
20260097368
2026-04-09

SYSTEM AND METHODS FOR MIMICKING MEMBRANE CLEANING-IN-PLACE CONDITIONS

#3
20250354910
2025-11-20

SYSTEM FOR FILTER ANALYSIS AND REGENERATION

#4
20250303366
2025-10-02

DIAGNOSTIC DEVICE, DIAGNOSTIC SYSTEM, DIAGNOSTIC METHOD, AND PROGRAM

#5
20250205650
2025-06-26

MEMBRANES WITH REDUCED PARTICLE FORMATION

#6
20250065273
2025-02-27

DIAGNOSIS METHOD FOR SEPARATION MEMBRANE MODULE AND DETERIORATION DIAGNOSIS DEVICE FOR SEPARATION MEMBRANE MODULE

#7
20250018343
2025-01-16

STATE DIAGNOSIS METHOD FOR SEPARATION MEMBRANE ELEMENT

#8
20240216869
2024-07-04

ASSAY FOR FILTRATION OF SUSPENDED PARTICLES IN MICROPOROUS MEMBRANES

#9
20240165565
2024-05-23

FILTER EVALUATING DEVICE, PURIFYING DEVICE, AND FILTER EVALUATING METHOD

#10
20240123408
2024-04-18

METHOD FOR ANALYZING COMPOSITE SEMIPERMEABLE MEMBRANE

#11
20240100452
2024-03-28

FILTRATION TESTING DEVICES

#12
20230408393
2023-12-21

SYSTEM FOR FILTER ANALYSIS AND REGENERATION

#13
20230398500
2023-12-14

Non-destructive method for determining the residual holding capacity of an adsorbent filter and associated test bench

#14
20230174390
2023-06-08

METHOD FOR CONTROLLING FRESH WATER GENERATION APPARATUS BY ESTIMATING FILTRATION PROPERTY, METHOD FOR DETERMINING PRESENCE OF TROUBLE IN FRESH WATER GENERATION APPARATUS, FRESH WATER GENERATION APPARATUS, PROGRAM FOR OPERATING FRESH WATER GENERATION APPARATUS, PROGRAM FOR DETERMINING PRESENCE OF TROUBLE IN FRESH WATER GENERATION APPARATUS, AND RECORDING MEDIUM

#15
20230081461
2023-03-16

PHOTOCURABLE COLOR CHANGING COMPOSITIONS AND METHOD OF FORMING FEATURES ON A MEMBRANE SURFACE USING THE SAME

#16
20230061570
2023-03-02

HOUSED CONSUMABLE FOR USE WITH MOLECULAR WEIGHT FILTRATION SYSTEM AND APPARATUS

#17
20230046390
2023-02-16

GENERATING AND VALIDATING OPTIMIZED MEMBRANES FOR CARBON DIOXIDE SEPARATION IN BINARY GAS

#18
20230043774
2023-02-09

GAS SEPARATION MEMBRANE, GAS SEPARATION MEMBRANE ELEMENT AND GAS PRODUCTION METHOD

#19
20230026019
2023-01-26

VIRUS REMOVAL MEMBRANE AND METHOD FOR MANUFACTURING VIRUS REMOVAL MEMBRANE

#20
20220410073
2022-12-29

Evaluation method and evaluation device for forward osmosis membrane module

#21
20220291121
2022-09-15

Monitoring of Compounds

#22
20220240550
2022-08-04

SYSTEM AND METHOD FOR FILTERING BEVERAGES

#23
20220186173
2022-06-16

Cell separation apparatus for bioreactor

#24
20220186172
2022-06-16

CELL SEPARATION APPARATUS FOR BIOREACTOR

#25
20220176319
2022-06-09

MEMBRANE SEPARATION UNIT, ARRANGEMENT OF MEMBRANE SEPARATION UNITS, AND MEMBRANE SEPARATION PROCESS

#26
20220170404
2022-06-02

Inorganic fiber-formed article, mat for exhaust gas cleaning apparatus, and exhaust gas cleaning apparatus

#27
20220161199
2022-05-26

Assay for filtration of suspended particles in microporous membranes

#28
20220143554
2022-05-12

IN SITU DETECTION SYSTEM AND METHOD OF DETECTING MEMBRANE WETTING

#29
20220003652
2022-01-06

In situ evaluation of filter parameters with opticoanalytical devices

#30
20210316252
2021-10-14

Method for determining a permeation property of hollow fibre membrane bundles

#31
20210276740
2021-09-09

Method and machine for producing sterile solution product bags

#32
20210270723
2021-09-02

Method and device for the detection and monitoring of surface fouling

#33
20210213391
2021-07-15

Method and apparatus for real-time direct membrane monitoring

#34
20210178335
2021-06-17

Serial arrangement having multiple plies of asymmetric filter media, production method, filtration unit, use of the arrangement, and characterization method

#35
20210178332
2021-06-17

Method of detecting defects in separation membrane element and apparatus for detecting defects in separation membrane element

#36
20210162350
2021-06-03

METHODS AND APPARATUS FOR DETERMINING A FOULING INDEX

#37
20210153527
2021-05-27

System and method for filtering beverages

#38
20210094003
2021-04-01

MEMBRANES WITH REDUCED PARTICLE FORMATION

#39
20200353421
2020-11-12

Method and apparatus for real-time direct membrane monitoring

#40
20200338504
2020-10-29

METHOD FOR QUANTIFYING AMINE COMPOUND CONSTITUTING SEPARATOR ACTIVE LAYER PRIOR TO PREPARATION OF SEPARATOR ACTIVE LAYER, METHOD FOR QUANTIFYING POLYAMIDE OR UNREACTED AMINE COMPOUND IN SEPARATOR ACTIVE LAYER, AND METHOD FOR SETTING PREPARATION CONDITIONS OF SEPARATOR ACTIVE LAYER OR ESTABLISHMENT STANDARDS FOR PREPARATION CONDITIONS OF SEPARATOR ACTIVE LAYER

#41
20200298183
2020-09-24

Field filtration assembly for injection water quality assessment and monitoring

#42
20200298182
2020-09-24

Virus removal membrane and method for manufacturing virus removal membrane

#43
20200256812
2020-08-13

Method for analyzing particle accumulation on a filter membrane

#44
20200254392
2020-08-13

Enhanced stability filter integrity test

#45
20200216330
2020-07-09

Conversion of media filter into membrane gravity filter

#46
20200197876
2020-06-25

METHOD FOR DETERMINING CHANNEL SIZES, MEMBRANE THICKNESSES, INLET PRESSURES, OUTLET SPLITTER LOCATIONS AND/OR CO2 PRESSURES AND OTHER VARIABLES FOR A DIFFUSIOPHORETIC WATER FILTRATION DEVICE, AND RELATED DEVICE AND TEST CENTER

#47
20200197875
2020-06-25

Quick tracer injection for monitoring osmosis membrane integrity

#48
20200197869
2020-06-25

Monitoring of membrane modules

#49
20200191703
2020-06-18

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

#50
20200179879
2020-06-11

System for evaluating performance of carbon dioxide separation membrane module and device therefor

#51
20200171434
2020-06-04

Chemical liquid purification method

#52
20200158618
2020-05-21

Membrane integrity monitoring in water treatment

#53
20200140286
2020-05-07

Intelligent fluid filtration management system

#54
20200096438
2020-03-26

In-line quantification and characterization of membrane fouling

#55
20200088647
2020-03-19

Methods and devices for real-time detection of fouling chemistry

#56
20200078741
2020-03-12

MEMBRANE CLEANING WITH PULSED AIRLIFT PUMP

#57
20200070098
2020-03-05

Method of evaluating level of cleanliness of hollow fiber membrane device, method of washing hollow fiber membrane device, and washing device for hollow fiber membrane device

#58
20190366264
2019-12-05

System for detecting an abnormality in a carbon dioxide separation membrane plant

#59
20190301992
2019-10-03

Spectroscopic membrane permeation cell for simultaneous measurements of gas permeation rates and infrared reflection absorption spectroscopic analysis of membrane surfaces

#60
20190247798
2019-08-15

Method for determining a permeation property of hollow fibre membranes

#61
20190240625
2019-08-08

Method for determining a permeation property of hollow fibre membrane bundles

#62
20190232226
2019-08-01

CONVERSION OF MEDIA FILTER INTO MEMBRANE GRAVITY FILTER

#63
20190226971
2019-07-25

Method and arrangement for determining at least one pore-related parameter of a porous structure

#64
20190212258
2019-07-11

Monitoring of compounds

#65
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

#66
20190151800
2019-05-23

WATER TREATMENT DEVICE PERFORMANCE EVALUATION METHOD AND WATER TREATMENT DEVICE

#67
20190120802
2019-04-25

Method for determining the logarithmic reduction value LRV of a size exclusion filter

#68
20190111392
2019-04-18

Smart membranes for monitoring membrane based desalination processes

#69
20190099718
2019-04-04

Apparatus and apparatus assembly

#70
20190002136
2019-01-03

Method and machine for producing sterile solution product bags

#71
20180272285
2018-09-27

Isolation Valve

#72
20180257039
2018-09-13

Enhanced stability filter integrity test

#73
20180161730
2018-06-14

Method and apparatus for assessing a state of fouling of a reverse osmosis system

#74
20180104653
2018-04-19

Antifouling membrane filtration system

#75
20180085711
2018-03-29

HOLLOW FIBER MEMBRANE BLOOD PURIFYING DEVICE

#76
20180072588
2018-03-15

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

#77
20180037473
2018-02-08

Conversion of media filter into membrane gravity filter

#78
20180021735
2018-01-25

METHOD FOR IDENTIFYING THE TYPE OF CLOGGING IN A MEMBRANE FILTRATION APPARATUS

#79
20180008935
2018-01-11

Comprehensive evaluation method for performance of contaminated flat membranes

#80
20170363535
2017-12-21

In-line quantification and characterization of membrane fouling

#81
20170356835
2017-12-14

Calculation-based vehicle cabin filtration performance

#82
20170354931
2017-12-14

Membrane distillation system which is capable of real-time monitoring on membrane wetting

#83
20170340793
2017-11-30

METHOD FOR PRODUCING DIALYZER COMPRISING A BUNDLE OF HOLLOW FIBERS AND METHOD FOR PRODUCING HOLLOW FIBER

#84
20170314357
2017-11-02

Control system and a method for monitoring a filter in an underwater hydrocarbon well

#85
20170305576
2017-10-26

On-board inert gas generating air separation module recovery apparatus and method

#86
20170275189
2017-09-28

DEPOSIT MONITORING DEVICE FOR WATER TREATMENT DEVICE, WATER TREATMENT DEVICE, OPERATING METHOD FOR SAME, AND WASHING METHOD FOR WATER TREATMENT DEVICE

#87
20170252703
2017-09-07

Interface module for filter integrity testing

#88
20170232395
2017-08-17

Water treatment device and operating method for water treatment device

#89
20170138832
2017-05-18

In situ evaluation of filter parameters with opticoanalytical devices

#90
20170113188
2017-04-27

Membrane cleaning with pulsed airlift pump

#91
20170028360
2017-02-02

Virus removal membrane

#92
20170028357
2017-02-02

PORTABLE DEVICE FOR THE AUTOMATION AND CALCULATION OF A NORMALIZED SILT DENSITY INDEX THAT IS INDEPENDENT OF THE FILTER HOLDER ASSEMBLY

#93
20170021309
2017-01-26

Methods of conditioning membranes

#94
20170021308
2017-01-26

Control of an RO installation for flushing solutions

#95
20160354728
2016-12-08

Hollow-fiber membrane blood purification device

#96
20160325993
2016-11-10

OXYGEN TRANSPORT MEMBRANE

#97
20160258854
2016-09-08

Method for estimating pressure loss of air cleaner and device for estimating pressure loss of air cleaner

#98
20160256828
2016-09-08

Spiral wound gas separation membrane module

#99
20160256827
2016-09-08

Spiral wound gas separation membrane modules

#100
20160252444
2016-09-01

Method and arrangement for determining at least one pore-related parameter of a porous material

#101
20160238513
2016-08-18

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

#102
20160144322
2016-05-26

Non-dewetting porous membranes

#103
20160046503
2016-02-18

Intelligent fluid filtration management system

#104
20160008771
2016-01-14

Zeolite membrane having oxygen eight-membered rings, method for manufacturing zeolite membrane and method for evaluating zeolite membrane having oxygen eight-membered rings

#105
20150323442
2015-11-12

Filtration membrane fouling index measuring method

#106
20150290637
2015-10-15

Block copolymers, their manufacture and their use

#107
20150274553
2015-10-01

Method and device for the underwater testing of a filtration system

#108
20150209462
2015-07-30

Sterilizing method and apparatus

#109
20150114905
2015-04-30

Method and a system for monitoring and control of fouling and optimization thereof of two side membrane fouling process

#110
20150045276
2015-02-12

Agent and method for cleaning permeable membranes

#111
20150033828
2015-02-05

Automated test apparatus for testing risk and integrity of pharmaceutical filtration membranes and method thereof

#112
20150013434
2015-01-15

Device for measuring pollution index of filtration membrane

#113
20150000379
2015-01-01

Method of modeling permeation to essences of a multilayer polymer structure

#114
20140361797
2014-12-11

Systems for measuring electric resistance and relation between applied pressure and streaming potential across the membrane and utility thereof

#115
20140343177
2014-11-20

Block copolymers, their manufacture and their use

#116
20140318219
2014-10-30

Method for accelerated testing of a membrane module

#117
20140262984
2014-09-18

Determining biofilm thickness in a membrane supported biofilm reactor

#118
20140254323
2014-09-11

Method and apparatus for determining biofouling of a membrane

#119
20140231349
2014-08-21

Isolation valve with seal for end cap of a filtration system

#120
20140197032
2014-07-17

Anion exchange block copolymers, their manufacture and their use

#121
20140158618
2014-06-12

Membrane cleaning with pulsed airlift pump

#122
20140110332
2014-04-24

Composite membrane

#123
20140083940
2014-03-27

Membrane cleaning with pulsed airlift pump

#124
20140083930
2014-03-27

Desalination treatment membrane

#125
20130220002
2013-08-29

MEMBRANE SEPARATION APPARATUS, MEMBRANE SEPARATION APPARATUS OPERATION METHOD, AND EVALUATION METHOD USING THE MEMBRANE SEPARATION APPARATUS

#126
20130140224
2013-06-06

Method for improved scaling of filters

#127
20130122187
2013-05-16

Method of preparing or reconditioning a leak stable gas separation membrane system

#128
20130075331
2013-03-28

METHOD FOR FLUORESCENCE-BASED FOULING FORECASTING AND OPTIMIZATION IN MEMBRANE FILTRATION OPERATIONS

#129
20130075310
2013-03-28

Device for producing ultrapure water

#130
20130003048
2013-01-03

Fouling detection setup and method to detect fouling

#131
20120292248
2012-11-22

Hollow-fibre membrane module

#132
20120264221
2012-10-18

METHOD FOR QUALIFYING A NON-PARTICULATE ADSORBENT BY MEANS OF A SECONDARY REACTION

#133
20120247224
2012-10-04

Filter inspection method and filter inspection apparatus

#134
20120199526
2012-08-09

Device and method for inspecting a filter for an extracorporeal blood treatment device

#135
20120197567
2012-08-02

Method for measuring net charge density of membrane and apparatus thereof

#136
20120178097
2012-07-12

Methods and design of membrane filters

#137
20120174790
2012-07-12

Water-vapor-permeable membrane, hollow-fiber membrane, and hollow-fiber membrane module

#138
20120160765
2012-06-28

HYDROPHILIZING AGENT FOR HYDROPHOBIC POROUS MEMBRANE, AND METHOD FOR HYDROPHILIZING HYDROPHOBIC POROUS MEMBRANE AND TEST METHOD USING THIS AGENT

#139
20120118816
2012-05-17

Non-dewetting porous membranes

#140
20120111191
2012-05-10

Crosslinked membrane and polymer for making same and method of using membrane

#141
20120095700
2012-04-19

System, method and computer-accessible medium for determining membrane properties relating to diffusion

#142
20120061333
2012-03-15

Membrane cleaning with pulsed airlift pump

#143
20120059603
2012-03-08

Filter device test apparatus, filter integrity testing method and computer program product

#144
20120034481
2012-02-09

CHARGE-MOSAIC MEMBRANE

#145
20110294206
2011-12-01

METHODS AND DESIGN OF MEMBRANE FILTERS

#146
20110284480
2011-11-24

Integrated system for monitoring permeate quality in water treatment facilities

#147
20110266218
2011-11-03

Determining biofilm thickness in a membrane supported biofilm reactor

#148
20110211976
2011-09-01

Method and system for optimizing operation of a pump

#149
20110198283
2011-08-18

Membrane cleaning with pulsed airlift pump

#150
20110192283
2011-08-11

Polytetrafluoroethylene porous membrane, method for producing same, and waterproof air-permeable filter

#151
20110185552
2011-08-04

Method for improved scaling of filters

#152
20110180487
2011-07-28

Optimized Water Treatment Installation and Process

#153
20110168023
2011-07-14

Apparatus to measure permeation of a gas through a membrane

#154
20110114561
2011-05-19

SPIRAL TYPE MEMBRANE FILTERING DEVICE AND MOUNTING MEMBER, AND MEMBRANE FILTERING DEVICE MANAGING SYSTEM AND MEMBRANE FILTERING DEVICE MANAGING METHOD USING THE SAME

#155
20110114560
2011-05-19

SPIRAL TYPE MEMBRANE ELEMENT AND SPIRAL TYPE MEMBRANE FILTERING DEVICE HAVING THE MEMBRANE ELEMENT, AND MEMBRANE FILTERING DEVICE MANAGING SYSTEM AND MEMBRANE FILTERING DEVICE MANAGING METHOD USING THE DEVICE

#156
20110100907
2011-05-05

Membrane cleaning with pulsed airlift pump

#157
20110095223
2011-04-28

HYDROPHILIZING AGENT FOR HYDROPHOBIC POROUS MEMBRANE, AND METHOD FOR HYDROPHILIZING HYDROPHOBIC POROUS MEMBRANE AND TEST METHOD USING THIS AGENT

#158
20100288029
2010-11-18

SYSTEM AND METHOD FOR CHARACTERIZING MEMBRANES AND MEMBRANE FILTRATION DEVICES

#159
20100250154
2010-09-30

Membranous filtration prediction method, prediction apparatus, and membranous filtration prediction program

#160
20100139410
2010-06-10

Micromechanical pressure sensing device

#161
20100133169
2010-06-03

VINYLIDENE FLUORIDE RESIN HOLLOW-FIBER POROUS MEMBRANE AND PROCESS FOR PRODUCTION OF THE SAME

#162
20100126935
2010-05-27

Method of membrane separation and membrane separation apparatus

#163
20100096328
2010-04-22

Method of testing integrity of microporous membrane

#164
20090277835
2009-11-12

Method for reducing performance variability of multi-layer filters

#165
20090277824
2009-11-12

Method for reducing performance variability of multi-layer filters

#166
20090266762
2009-10-29

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

#167
20090249950
2009-10-08

CROSSLINKED MEMBRANE AND POLYMER FOR MAKING SAME AND METHOD OF USING MEMBRANE

#168
20090152179
2009-06-18

Method for blowing free a wetted hydrophobic filter, and device for carrying out the method

#169
20090066316
2009-03-12

Electrokinetic Method for Determining the Electrostatic Charge State of a Porous Membrane During Filtering and the Use Thereof

#170
20090045144
2009-02-19

Method and system for monitoring reverse osmosis membranes

#171
20080245712
2008-10-09

Condensate filtering device

#172
20080202242
2008-08-28

Use of acoustic signals for measuring membrane fouling in spiral wound modules

#173
20080178680
2008-07-31

Micromechanical pressure sensing device

#174
20080163698
2008-07-10

Method of estimating stable state membrane filtration flux

#175
20080054629
2008-03-06

Tube End Connector

#176
20080044643
2008-02-21

Polysulfone type selectively permeable hollow fiber membrane module and process for manufacturing the same

#177
20080000843
2008-01-03

Composite semipermeable membrane, production process thereof, and element, fluid separation equipment and treatment method for boron-containing water using the same

#178
20070284309
2007-12-13

Composite semipermeable membrane, production process thereof, and element, fluid separation equipment and method for water treatment using the same

#179
20070209425
2007-09-13

Hydrophilizing agent for hydrophobic porous membrane, and method for hydrophilizing hydrophobic porous membrane and test method using this agent

#180
20070205160
2007-09-06

Water conductivity monitoring circuit for use with a steam generator

#181
20070137305
2007-06-21

Filter change indicator

#182
20070125179
2007-06-07

Filter change indicator

#183
20060273003
2006-12-07

Simplified filter device

#184
20060254624
2006-11-16

Method of monitoring membrane cleaning processes

#185
20060163139
2006-07-27

Immersed membrane filtration system and overflow process

#186
20060157408
2006-07-20

Method for detecting filter clogging by using pressure information, apparatus for monitoring filter clogging and bed-side system

#187
20060131236
2006-06-22

Model for microfiltration of poly-disperse suspensions

#188
20060096912
2006-05-11

Cellulose hydrate ultrafiltration membranes and method for their production

#189
20060042392
2006-03-02

Filter change indicator

#190
20050268783
2005-12-08

Crosslinked and crosslinkable hollow fiber membrane and method of making same utility

#191
20050203493
2005-09-15

Method for calculating filter clogging factor and bed-side system

#192
20050178702
2005-08-18

Membrane zeta potential measuring system

#193
20050121389
2005-06-09

Immersed membrane filtration system and overflow process

#194
20050035059
2005-02-17

Treatment of swine wastewater by biological and membrane separation technologies

#195
20050000894
2005-01-06

Cleaning efficiency testing method and apparatus for a filter in a filtering system

#196
18498064
2024-04-30

Method for predicting lattice defect in metal-organic framework membrane