ClassID:

30011

B01D71/34 - CPC Classification

Classification description:

Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor; Organic material; Polyalkenyl halides containing fluorine atoms Polyvinylidene fluoride

Recent Application in this class:
#1
20260138880
2026-05-21

Enhancing Carbon Dioxide Storage via Bio-Inspired Mineralization of Vaterite Microspheres Using Ultrasonication and Bio-additives

#2
20260115663
2026-04-30

Raw Material Solution Concentration System

#3
20260115625
2026-04-30

MEMBRANE CONTACTOR BASED LIQUID-LIQUID EXTRACTION PROCESS FOR BIOFUEL SEPARATION

#4
20260084118
2026-03-26

NECKLACE-SHAPED NANOFIBER HYBRID MEMBRANE FOR SIMULTANEOUS REMOVAL OF PARTICULATE MATTER AND SULFIDES AND METHOD FOR PREPARING THE SAME

#5
20260070798
2026-03-12

PROCESS AND DEVICE FOR PREPARING ULTRA-CLEAN HIGH-PURITY AMMONIA WATER

#6
20260054226
2026-02-26

MEMBRANE USING 3D PRINTING AND ITS MANUFACTURING METHOD

#7
20260054198
2026-02-26

VENTING SYSTEM FOR A MIXING APPARATUS

#8
20260042798
2026-02-12

CHROMATOGRAPHY-FREE ANTIBODY PURIFICATION METHOD

#9
20260014530
2026-01-15

SYNTHESIS OF MEMBRANES GRAFTED WITH AMINE-MODIFIED METAL OXIDE FOR WATER TREATMENT

#10
20260001044
2026-01-01

PHTHALOCYANINE-BASED COMPOSITE MEMBRANES FOR OIL-WATER SEPARATION

#11
20250387757
2025-12-25

TRIETHYLPHOSPHATE/N-METHYLPYRROLIDONE SOLVENT BLENDS FOR MAKING PVDF MEMBRANES

#12
20250352955
2025-11-20

PLASMONIC TITANIUM NITRIDE-CONTAINING MIXED MATRIX MEMBRANES AND RELATED MEMBRANE DISTILLATION METHODS

#13
20250332548
2025-10-30

METHOD FOR OPERATING MEMBRANE FILTRATION UNIT AND MEMBRANE FILTRATION UNIT

#14
20250269333
2025-08-28

LINED HOLLOW FIBER MEMBRANE WITH SANDWICH STRUCTURE, AND PREPARATION METHOD AND USE THEREOF

#15
20250242312
2025-07-31

MULTI-FUNCTIONAL MOLYBDENUM-IRON NANOSHEETS AND NANOCOMPOSITES THEREOF

#16
20250235828
2025-07-24

LIGHT- AND OXYGEN-PERMEABLE MEMBRANE AND PREPARATION METHOD AND USE THEREOF

#17
20250186950
2025-06-12

PROCESSES FOR THE PREPARATION OF POLYMERIC MEMBRANES CONTAINING IONIC LIQUIDS AND THEIR DERIVATIVES FOR THE SEQUESTRATION OF CO2 FROM NATURAL GAS BY GASEOUS PERMEATION AND POLYMERIC MEMBRANES OBTAINED BY THESE PROCESSES

#18
20250179230
2025-06-05

FUNCTIONAL FLUOROPOLYMERS

#19
20250161886
2025-05-22

ZINC IMIDAZOLE SALICYLALDOXIME-BASED ADSORPTIVE MEMBRANES FOR REMOVAL OF METAL IONS FROM AQUEOUS SOLUTIONS

#20
20250161883
2025-05-22

POROUS HOLLOW FIBER MEMBRANE AND METHOD FOR PRODUCING POROUS HOLLOW FIBER MEMBRANE

#21
20250115538
2025-04-10

PROCESS FOR THE PRODUCTION AND PURIFICATION OF TRIFLUOROETHYLENE

#22
20250073687
2025-03-06

PIEZOCATALYST, PIEZOELECTRIC MATERIAL COMPRISING PIEZOCATALYST, MANUFACTURING METHOD, AND USES THEREFOR

#23
20250073648
2025-03-06

NANOFILTRATION MEMBRANE PREPARATION METHOD, AND NANOFILTRATION MEMBRANE PREPARED THEREBY

#24
20250058285
2025-02-20

PHOTOCATALYTIC SELF-CLEANING POLYPYRROLE/TiO2-PVDF NANOCOMPOSITE BASED FILTRATION MEMBRANE

#25
20250051543
2025-02-13

HIGH PERFORMANCE HYBRID FLUOROPOLYMER COMPOSITES MEMBRANES

#26
20250051251
2025-02-13

PROCESS FOR THE PREPARATION AND PURIFICATION OF TRIFLUOROETHYLENE

#27
20250051208
2025-02-13

SYSTEMS AND METHODS FOR HIGH-EFFICIENCY NUTRIENT REMOVAL AND RECOVERY FROM WASTE STREAMS

#28
20250032997
2025-01-30

LOW POROSITY TANGENTIAL FLOW DEPTH FILTERS

#29
20250025835
2025-01-23

Membrane Distiller and Membrane Distillation Assembly Comprising Such Membrane Distiller

#30
20250018344
2025-01-16

HYDROPHILIC MODIFIED POLYMER MEMBRANE AND FABRICATION METHOD THEREFOR

#31
20250010249
2025-01-09

Surface Modification for Superphobic Membranes

#32
20250010248
2025-01-09

MONOLAYER, COMPOSITE, GAS SEPARATION MATERIAL, FILTER, GAS SEPARATION DEVICE AND METHOD FOR MANUFACTURING COMPOSITE

#33
20240400995
2024-12-05

METHOD FOR ISOLATING EXOSOMES WITH HIGH EFFICIENCY AND HIGH PURITY

#34
20240375060
2024-11-14

POROUS MEMBRANE AND METHOD FOR MANUFACTURING POROUS MEMBRANE

#35
20240350974
2024-10-24

SYSTEMS AND METHODS FOR PROTEIN RECOVERY

#36
20240350970
2024-10-24

SEPARATION FUNCTIONAL LAYER, SEPARATION MEMBRANE, AND METHOD FOR MANUFACTURING SEPARATION FUNCTIONAL LAYER

#37
20240299887
2024-09-12

THIN-FILM COMPOSITE MEMBRANES HAVING IMPROVED ADHESION BETWEEN LAYERS AND USES THEREOF

#38
20240238776
2024-07-18

INTEGRATED FLUIDIC DEVICES AND RELATED METHODS

#39
20240216871
2024-07-04

HOLLOW FIBER MEMBRANE AND MANUFACTURING METHOD THEREFOR

#40
20240181402
2024-06-06

POROUS COMPOSITE MEMBRANE FORMED BY BLENDING PERFLUOROALKOXY ALKANE (PFA) AND ORGANIC MATERIAL, AND MANUFACTURING METHOD THEREOF

#41
20240157299
2024-05-16

DIRECT AIR CAPTURE OF CO2 USING LEAF-LIKE LAYERED CONTACTOR COUPLED WITH ELECTRO DIALYSIS BIPOLAR MEMBRANE REGENERATION

#42
20240150954
2024-05-09

FILTRATION MEDIA AND SYSTEMS FOR REDUCTION OF MICROPOLLUTANTS IN LIQUIDS

#43
20240033659
2024-02-01

VENTING SYSTEM FOR A MIXING APPARATUS

#44
20240024843
2024-01-25

MOLYBDENUM CERAMIC-BASED NANOCOMPOSITE SORBENT FOR REMOVAL OF ORGANIC POLLUTANTS FROM WATER

#45
20240009625
2024-01-11

CELL RETENTION DEVICE

#46
20240002243
2024-01-04

SEPARATION AND RECOVERY METHOD FOR BORON TRIFLUORIDE AND COMPLEX THEREOF IN OLEFIN POLYMERIZATION REACTION

#47
20230407234
2023-12-21

CELL CONCENTRATION METHODS AND DEVICES FOR USE IN AUTOMATED BIOREACTORS

#48
20230405920
2023-12-21

CAPACITIVE SENSORS AND METHODS AND APPARATUSES FOR PRODUCING CAPACITIVE SENSORS

#49
20230405531
2023-12-21

POROUS MEMBRANE

#50
20230390710
2023-12-07

MEMBRANES MADE USING FINE POWDERS

#51
20230380444
2023-11-30

SYSTEMS AND METHODS FOR PROTEIN RECOVERY

#52
20230364559
2023-11-16

High-flux composite nanofiltration (NF) membrane with electrical double layer (EDL), and preparation method and use thereof

#53
20230347301
2023-11-02

WATER TREATMENT MEMBRANES EMBEDDED WITH A STABLE AND BACTERICIDAL NANO DIAMOND MATERIAL

#54
20230347299
2023-11-02

COMPOSITE FLUOROPOLYMER MEMBRANES HAVING DIFFERENT SURFACE ENERGIES

#55
20230347295
2023-11-02

METHOD OF MANUFACTURING PVDF COMPOSITE SEPARATION MEMBRANE AND PVDF COMPOSITE SEPARATION MEMBRANE MANUFACTURED USING THE SAME

#56
20230338902
2023-10-26

DIFFUSION TRANSFER FUNCTIONALIZED MEMBRANE

#57
20230321612
2023-10-12

Gas separation membrane comprising metal-organic framework and method of manufacturing same

#58
20230321608
2023-10-12

Materials and methods for photothermal membrane distillation

#59
20230302416
2023-09-28

POINT OF USE OR POINT OF DISPENSE FILTER WITH MULTIPLE PLEAT PACKS

#60
20230302415
2023-09-28

MEMBRANES

#61
20230302395
2023-09-28

MEMBRANE-BASED DESORPTION COOLING METHOD FOR PASSIVE THERMAL MANAGEMENT

#62
20230242580
2023-08-03

BIOPROCESS WITH REDUCED FOULING ON SURFACES

#63
20230234000
2023-07-27

LIQUID INFUSED MEMBRANE AND USES THEREOF

#64
20230233996
2023-07-27

High permeance nanofiltration membrane with nanoring-like structure and preparation method thereof

#65
20230226501
2023-07-20

Electrostatically charged porous nonwoven web, membrane and mask derived therefrom and methods for manufacture and cleaning

#66
20230201762
2023-06-29

Gas Separation Method and Apparatus

#67
20230191340
2023-06-22

SUPERHYDROPHOBIC MEMBRANES AND METHODS OF MAKING AND USING SAME

#68
20230191339
2023-06-22

SUPERHYDROPHOBIC MEMBRANES AND METHODS OF MAKING AND USING SAME

#69
20230191335
2023-06-22

A SEMI-CRYSTALLINE POLYMER MEMBRANE

#70
20230167591
2023-06-01

ELECTROSPUN NANOFIBROUS POLYMER MEMBRANE FOR USE IN AIR FILTRATION APPLICATIONS

#71
20230167049
2023-06-01

MEMBRANE SEPARATION PROCESS FOR SEPARATING CARBONATE-CONTAINING DIAMINOALKANE SOLUTION

#72
20230143521
2023-05-11

METHOD FOR PRODUCING TREATMENT LIQUID

#73
20230139310
2023-05-04

Wastewater treatment equipment and treatment method thereof

#74
20230134668
2023-05-04

Monolayer, composite, gas separation material, filter, gas separation device and method for manufacturing composite

#75
20230093662
2023-03-23

POLYMER ADDITIVE COMPRISING ZWITTERIONIC MOIETIES FOR PVDF BASED MEMBRANES

#76
20230086236
2023-03-23

BIFUNCTIONAL COMPOSITE MEMBRANE AND PREPARATION METHOD AND USE THEREOF, AND METHOD FOR REMOVING PLASTICIZER IN LIQUOR

#77
20230079167
2023-03-16

METHOD OF PRODUCING HOLLOW FIBER MEMBRANE

#78
20230068813
2023-03-02

POLYMER ADDITIVE COMPRISING ZWITTERIONIC MOIETIES FOR VINYLIDENE FLUORIDEPOLYMER BASED MEMBRANES

#79
20230055555
2023-02-23

METHOD FOR PREPARING PEPTIDE EMULSION FORMULATION

#80
20230053706
2023-02-23

Separation membrane and method for producing separation membrane

#81
20230046432
2023-02-16

Method for filtering oil

#82
20230043997
2023-02-09

COMPOSITE MEMBRANE WITH NANOSELECTIVE SURFACE FOR ORGANIC SOLVENT NANOFILTRATION

#83
20230035042
2023-02-02

METHOD FOR PREPARING DURABLY HYDROPHILIC AND UNIFORM-PORE ULTRAFILTRATION MEMBRANE

#84
20230027017
2023-01-26

Porous Composite Membrane for Solvent Extraction

#85
20220379267
2022-12-01

SYSTEMS AND METHODS FOR PURIFYING AQUEOUS SOLUTIONS

#86
20220379266
2022-12-01

POLYMER-BASED FILM, PREPARATION METHOD THEREFOR, AND USE THEREOF

#87
20220363570
2022-11-17

Method and Apparatus for Advanced Vacuum Membrane Distillation

#88
20220332755
2022-10-20

Virus filtration

#89
20220331747
2022-10-20

Methods of fabricating porous membrane

#90
20220323914
2022-10-13

Nanocarbon enhanced membrane for purification and dewatering of solvents and fuels

#91
20220323911
2022-10-13

Dendrimer particles and related mixed matrix filtration membranes, compositions, methods, and systems

#92
20220280901
2022-09-08

LITHIUM ION CONDUCTOR-POLYMER-CERAMIC MEMBRANE

#93
20220274064
2022-09-01

Filtration membrane and method of production thereof

#94
20220250958
2022-08-11

Preparation method for recycling inorganic salt in printing and dyeing wastewater

#95
20220234007
2022-07-28

FUNCTIONAL COMPOSITE MEMBRANES FOR CHROMATOGRAPHY AND CATALYSIS

#96
20220219126
2022-07-14

Zeolite membrane and preparation method thereof

#97
20220187015
2022-06-16

Raw Material Solution Concentration System

#98
20220176324
2022-06-09

Use of extended surfactants in process membrane cleaning

#99
20220152560
2022-05-19

Nanobiocatalyst and nanobiocatalytic membrane

#100
20220152558
2022-05-19

Desalination membranes

#101
20220152557
2022-05-19

Desalination membranes

#102
20220135722
2022-05-05

Conjugated polyelectrolyte-grafted membrane and method for manufacturing the same

#103
20220134291
2022-05-05

LITHIUM EXTRACTION COMPOSITE FOR RECOVERY OF LITHIUM FROM BRINES, AND PROCESS OF USING SAID COMPOSITION

#104
20220118409
2022-04-21

METHOD OF PREPARTING MEMBRANES

#105
20220106554
2022-04-07

METHOD OF USING TRACK ETCHED MEMBRANES FOR THE FILTRATION OF BIOLOGICAL FLUIDS

#106
20220096964
2022-03-31

MEMBRANE, MEMBRANE CONTACTOR, APPARATUS AND METHOD FOR REMOVAL OF DISSOLVED OXYGEN FROM FLUID

#107
20220081379
2022-03-17

Continuous preparation method of 2,3,3,3-tetrafluoropropene

#108
20220072478
2022-03-10

Cell retention device

#109
20220056235
2022-02-24

Porous membrane, composite membrane, and method for producing porous membrane

#110
20220040886
2022-02-10

Method for solvent removal from a polymer solution by integrated size classification and extrusion in a plastic extruder

#111
20220032241
2022-02-03

METHODS OF PREPARING DUAL-LAYER POLYVINYLIDENE FLUORIDE HOLLOW FIBER MEMBRANES AND USES THEREOF

#112
20220032234
2022-02-03

METHOD FOR OPERATING MEMBRANE FILTRATION UNIT AND MEMBRANE FILTRATION UNIT

#113
20220025205
2022-01-27

PROCESS FOR PREPARING POROUS FLUOROPOLYMER FILMS

#114
20220001335
2022-01-06

METHOD OF FILTRATION USING POROUS MEMBRANES

#115
20210379539
2021-12-09

Bilayer electrospun membranes for treating fracking wastewater via membrane distillation

#116
20210371457
2021-12-02

CHROMATOGRAPHY-FREE ANTIBODY PURIFICATION METHOD

#117
20210370241
2021-12-02

Devices and methods for removing perfluorinated compounds from contaminated water

#118
20210362100
2021-11-25

POLYVINYLIDENE FLUORIDE RESIN-MADE POROUS MEMBRANE AND METHOD FOR PRODUCING SAME

#119
20210362098
2021-11-25

Devices and methods for water filtration membrane

#120
20210354093
2021-11-18

MEMBRANES FOR MEMBRANE DISTILLATION DESALINATION TECHNOLOGY

#121
20210354089
2021-11-18

PREPARATION METHOD OF HIGH-PERFORMANCE MABR HOLLOW FIBER COMPOSITE MEMBRANE

#122
20210347658
2021-11-11

NOVEL CONDUCTIVE MEMBRANE FILTRATION SYSTEM FOR DEGRADATION OF ORGANIC POLLUTANTS FROM WASTEWATER

#123
20210346848
2021-11-11

Unsintered expanded polytetrafluoroethylene composite membranes having dimensional stability

#124
20210339197
2021-11-04

One step integration of membrane distillation with direct air-stripping

#125
20210322897
2021-10-21

Venting system for a mixing apparatus

#126
20210309543
2021-10-07

System and process for removing polyfluorinated pollutants from water

#127
20210291122
2021-09-23

Rare earth treatment of membranes to remove contaminants

#128
20210283550
2021-09-16

Gas separation membrane module

#129
20210269340
2021-09-02

Method for treating heavy metal wastewater

#130
20210236994
2021-08-05

Hollow fiber membrane module and method for cleaning the same

#131
20210213397
2021-07-15

MONOLAYER, COMPOSITE, GAS SEPARATION MATERIAL, FILTER, GAS SEPARATION DEVICE AND METHOD FOR MANUFACTURING COMPOSITE

#132
20210197138
2021-07-01

COMPOSITE SEMIPERMEABLE MEMBRANE

#133
20210197137
2021-07-01

COMPOSITE SEMIPERMEABLE MEMBRANE

#134
20210197135
2021-07-01

Hollow fiber membrane and its preparation method and application

#135
20210197133
2021-07-01

POROUS MEMBRANE

#136
20210197131
2021-07-01

Filter Membrane Modifying Method Based On Metallic Oxide Particles

#137
20210197130
2021-07-01

FLUOROPOLYMER LATEX COATINGS FOR MEMBRANES

#138
20210189041
2021-06-24

FLUOROPOLYMER-BASED HYBRID ORGANIC/INORGANIC COMPOSITES

#139
20210163647
2021-06-03

Functional fluoropolymers

#140
20210146315
2021-05-20

Gas Separation Membrane Comprising Metal-Organic Framework and Method of Manufacturing Same

#141
20210130512
2021-05-06

A METHOD OF SYNTHESIZING A WATER-DISPERSIBLE CONDUCTIVE POLYMERIC COMPOSITE

#142
20210086136
2021-03-25

Filter medium, manufacturing method therefor, and filter unit including same

#143
20210077953
2021-03-18

Ion permeable membrane

#144
20210060490
2021-03-04

Cross-linked nanofiltration membranes

#145
20210040424
2021-02-11

Method for manufacturing brewed alcoholic beverage using porous membrane

#146
20210039050
2021-02-11

HOLLOW FIBER MEMBRANE AND METHOD OF PRODUCING HOLLOW FIBER MEMBRANE

#147
20210039049
2021-02-11

Method of preparation of new super-hydrophobic membranes and membranes obtained by said method

#148
20210033505
2021-02-04

METHODS OF MEMBRANE-BASED PROTEOMIC SAMPLE PREPARATION

#149
20210023505
2021-01-28

Materials and methods for photothermal membrane distillation

#150
20210017048
2021-01-21

SOLAR THERMAL MEMBRANE DISTILLATION SYSTEM FOR DRINKING WATER PRODUCTION

#151
20200391200
2020-12-17

Integrated fluidic devices and related methods

#152
20200385338
2020-12-10

Hyper-branched compounds, synthesis and uses thereof

#153
20200384425
2020-12-10

Zwitterionic polymer additives for fouling resistant filtration membranes

#154
20200376445
2020-12-03

Polymer composition containing sulfonated carbon nanotube and sulfonated graphene oxide for fabricating hydrophilic separation membrane

#155
20200376441
2020-12-03

SULFONATED AND HALIDE MEMBRANES OR SOLID MATERIALS WITH THERMO-RESPONSIVE SURFACE TREATMENT

#156
20200360866
2020-11-19

Composite porous membrane and preparation method therefor and use thereof

#157
20200360864
2020-11-19

Hollow fiber membrane and manufacturing method thereof

#158
20200353427
2020-11-12

Porous membrane having a fluorinated copolymer as surface treatment

#159
20200353420
2020-11-12

Method of filtration using porous membranes

#160
20200346173
2020-11-05

Porous hollow fiber membrane, method for producing same, and water purification method

#161
20200346169
2020-11-05

Porous film and method for producing same

#162
20200330930
2020-10-22

Nanocomposite membrane for heavy metal rejection and preparation method thereof

#163
20200299150
2020-09-24

Multi-stage water filtration system

#164
20200289991
2020-09-17

POROUS HOLLOW FIBER MEMBRANE AND METHOD FOR PRODUCING SAME

#165
20200269193
2020-08-27

Deeply grooved nanoparticle-coated nanofibers

#166
20200255793
2020-08-13

Cell concentration methods and devices for use in automated bioreactors

#167
20200246756
2020-08-06

Porous hollow-fiber membrane and production process therefor

#168
20200222859
2020-07-16

POROUS POLYMERIC HOLLOW FILTER MEMBRANE

#169
20200215492
2020-07-09

Filtration method using porous membrane

#170
20200215490
2020-07-09

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

#171
20200215488
2020-07-09

Dialysis cell for sample preparation for a chemical analysis method

#172
20200206693
2020-07-02

Porous hollow fiber membrane, method for producing porous hollow fiber membrane and filtration method

#173
20200206689
2020-07-02

Hollow fiber membrane module

#174
20200199444
2020-06-25

Method for producing liquid composition

#175
20200188862
2020-06-18

Mixed matrix membranes with embedded polymeric particles and networks and related compositions, methods, and systems

#176
20200188842
2020-06-18

IMPROVED MEMBRANES FOR SEPARATING ALKENES FROM OTHER COMPOUNDS

#177
20200156011
2020-05-21

Fabrication of green polymeric membranes

#178
20200156006
2020-05-21

Omniphobic membranes and application thereof

#179
20200147557
2020-05-14

Diffusion transfer functionalized membrane

#180
20200147551
2020-05-14

POROUS MEMBRANE FOR MEMBRANE DISTILLATION, MEMBRANE MODULE, AND MEMBRANE DISTILLATION DEVICE

#181
20200147537
2020-05-14

Porous fluorine resin film and preparation method thereof

#182
20200129930
2020-04-30

Carbon capture membrane

#183
20200122097
2020-04-23

METHOD OF MANUFACTURING POROUS POLYVINYLIDENE DIFLUORIDE MEMBRANE

#184
20200113781
2020-04-16

Sterile solutions product bag

#185
20200094190
2020-03-26

Method for filtering protein-containing liquid

#186
20200078742
2020-03-12

Filter medium with improved backwashing durability, method for manufacturing same, and filter unit comprising same

#187
20200071651
2020-03-05

SEPARATION SUBSTRATE, CELL SEPARATION FILTER, AND METHOD FOR PRODUCING PLATELET

#188
20200055006
2020-02-20

MICROPOROUS FILM

#189
20200055005
2020-02-20

Method of preparing hybrid membrane

#190
20200052277
2020-02-13

Battery having separator including mesoporous silica thin film positioned on macroporous substrate

#191
20200047133
2020-02-13

POROUS MEMBRANE AND METHOD FOR FILTERING FLUID INCLUDING PARTICLES WITH POROUS MEMBRANE

#192
20200047124
2020-02-13

Forward osmosis composite membranes for concentration of lithium containing solutions

#193
20200001244
2020-01-02

Nanobiocatalyst and nanobiocatalytic membrane

#194
20190388815
2019-12-26

MULTILAYER CELLULAR MEMBRANES FOR FILTRATION APPLICATIONS

#195
20190366273
2019-12-05

Systems and methods for oleophobic composite membranes

#196
20190351372
2019-11-21

High separation performance polydialkylsiloxane pervaporation membranes

#197
20190330085
2019-10-31

Composite porous hollow fiber membrane, composite porous hollow fiber membrane module, and operation method for composite porous hollow fiber membrane module

#198
20190329242
2019-10-31

Biomarker detection device

#199
20190326577
2019-10-24

Polymer composite membrane, fabrication method therefor, and lithium-ion battery

#200
20190314767
2019-10-17

Porous hollow fiber membrane and method for producing porous hollow fiber membrane

#201
20190291046
2019-09-26

OXYGEN SEPARATION MEMBRANE

#202
20190282968
2019-09-19

Method for preparing high-strength anti-pollution antibacterial hollow fiber membrane and product prepared therefrom

#203
20190275473
2019-09-12

Lithium extraction composite for recovery of lithium from brines, and process of using said composition

#204
20190270050
2019-09-05

Method and apparatus for wafer enhanced electrodeionization of acid streams

#205
20190262777
2019-08-29

Macroporous polyvinylidene fluoride (PVDF) membranes

#206
20190247805
2019-08-15

POROUS MEMBRANE AND METHOD FOR MANUFACTURING POROUS MEMBRANE

#207
20190247802
2019-08-15

Hollow fiber membrane

#208
20190247801
2019-08-15

Porous membrane and process for producing porous membrane

#209
20190209974
2019-07-11

IMPROVED FILTRATION MEMBRANE

#210
20190193022
2019-06-27

Gas Separation Membrane

#211
20190190058
2019-06-20

Fluoropolymer membrane for electrochemical devices

#212
20190177500
2019-06-13

METHODS OF FORMING A POLYMER LAYER ON A POLYMER SURFACE

#213
20190176095
2019-06-13

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

#214
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