ClassID:

29957

B01D67/0088 - page 3 - CPC Classification

Classification description:

Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus; After-treatment of organic or inorganic membranes Physical treatment with compounds, e.g. swelling, coating or impregnation

Recent Application in this class:
#601
20100173083
2010-07-08

SEMIPERMEABLE COMPOSITE MEMBRANE AND PROCESS FOR PRODUCING THE SAME

#602
20100171950
2010-07-08

Methods for uniform metal impregnation into a nanoporous material

#603
20100167100
2010-07-01

COMPOSITE MEMBRANE AND METHOD FOR MAKING

#604
20100164148
2010-07-01

Polymer membrane, method for the production and use thereof

#605
20100159143
2010-06-24

Ultrafiltration membranes and methods of making and use of ultrafiltration membranes

#606
20100147763
2010-06-17

MODIFIED POROUS MEMBRANES, METHODS OF MEMBRANE PORE MODIFICATION, AND METHODS OF USE THEREOF

#607
20100143733
2010-06-10

Polyamide membrane with coating of polyalkylene oxide and polyacrylamide compounds

#608
20100136238
2010-06-03

METHOD OF ENHANCING REJECTION OF PERMEATION MEMBRANE, REJECTION-ENHANCED MEMBRANE, METHOD AND APPARATUS FOR TREATMENT BY PERMEATION MEMBRANE

#609
20100135852
2010-06-03

Oxygenator of a hollow fiber membrane type

#610
20100133172
2010-06-03

Fouling resistant coating for membrane surfaces

#611
20100133169
2010-06-03

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

#612
20100130761
2010-05-27

Deacidification method

#613
20100118642
2010-05-13

Airfoil-shaped micro-mixers for reducing fouling on membrane surfaces

#614
20100116733
2010-05-13

NANOPOROUS OXIDE CERAMIC MEMBRANES OF TUBULAR AND HOLLOW FIBER SHAPE AND METHOD OF MAKING THE SAME

#615
20100112199
2010-05-06

Method of transferring nanoparticles using a microporous article having metallic nanoparticle coating

#616
20100108494
2010-05-06

Microporous article having metallic nanoparticle coating

#617
20100108241
2010-05-06

Membrane structure and method of making

#618
20100098877
2010-04-22

Large scale manufacturing of nanostructured material

#619
20100096320
2010-04-22

Ultra-thin photo-polymer coatings and uses thereof

#620
20100096066
2010-04-22

MEMBRANE STRUCTURE AND METHOD OF MAKING

#621
20100089820
2010-04-15

Dialysis membrane with improved removal of middle molecules

#622
20100083837
2010-04-08

Carbon membrane and method of manufacturing the same

#623
20100075059
2010-03-25

Coat film forming method and coat film forming apparatus

#624
20100065498
2010-03-18

Novel Coated Membranes and Other Articles

#625
20100056652
2010-03-04

PROCESSES FOR FORMING HYDROPHILIC MEMBRANES AND POROUS MEMBRANES THEREOF

#626
20100044309
2010-02-25

Dynamic filtration device using centrifugal force

#627
20100038306
2010-02-18

Asymmetric membranes for use in nanofiltration

#628
20100032376
2010-02-11

Membrane unit element, semipermeable membrane, filtration device, and processes for manufacturing the same

#629
20100028703
2010-02-04

Leak-proof membrane element and method of manufacturing such an element

#630
20100024898
2010-02-04

FUEL TANK VENT INCLUDING A MEMBRANE SEPARATOR

#631
20100024651
2010-02-04

MEMBRANE CONTACTOR SYSTEMS FOR GAS-LIQUID CONTACT

#632
20100018925
2010-01-28

UV treated membranes

#633
20100003499
2010-01-07

Automated layer by layer spray technology

#634
20100000942
2010-01-07

MONOPERSULFATE TREATMENT OF MEMBRANES

#635
20090313813
2009-12-24

Method for Producing Functional Membrane

#636
20090280304
2009-11-12

Method for defining regions of differing porosity of a nitrocellulose film on a substrate

#637
20090277837
2009-11-12

Fluoropolymer Coated Membranes

#638
20090277141
2009-11-12

Porous polytetrafluoroethylene membrane and method of producing the same, and filter medium

#639
20090274944
2009-11-05

METHOD FOR PRODUCING POLYMER ELECTROLYTE MEMBRANE, POLYMER ELECTROLYTE MEMBRANE AND DIRECT METHANOL FUEL CELL

#640
20090274616
2009-11-05

ZEOLITE MEMBRANES FOR HYDROGEN GAS PRODUCTION AND METHOD OF PRODUCING HYDROGEN GAS USING THE ZEOLITE MEMBRANES

#641
20090266764
2009-10-29

Agent and Process for Increasing Rejection of Nanofiltration Membrane or Reverse Osmosis Membrane, Nanofiltration Membrane or Reverse Osmosis Membrane, Process for Water Treatment and Apparatus for Water Treatment

#642
20090252971
2009-10-08

SiOC membranes and methods of making the same

#643
20090252871
2009-10-08

Method for producing a membrane comprising micropassages made from porous material by chemical mechanical polishing

#644
20090250391
2009-10-08

MODIFIED POLYVINYLIDENE FLUORIDE MEMBRANE, LAMINATED MEMBRANE FOR PROTEIN ADSORPTION, AND MANUFACTURING METHODS THEREOF

#645
20090235625
2009-09-24

Filter and associated method

#646
20090226731
2009-09-10

Method for producing a reflective membrane and the membrane produced therewith

#647
20090223623
2009-09-10

Method for preparing hydrophilic polyethersulfone membrane

#648
20090209668
2009-08-20

REINFORCED COMPOSITE MEMBRANE FOR POLYMER ELECTROLYTE FUEL CELL

#649
20090208807
2009-08-20

SOLID ELECTROLYTE MEMBRANE, METHOD AND APPARATUS FOR PRODUCING THE SAME, MEMBRANE ELECTRODE ASSEMBLY AND FUEL CELL

#650
20090205116
2009-08-20

ARTICLE, LAMINATE AND ASSOCIATED METHODS

#651
20090199619
2009-08-13

Metal oxide membrane with a gas-selective compound

#652
20090197078
2009-08-06

Flexible plasma polymer products, corresponding items and use thereof

#653
20090191398
2009-07-30

MEMBRANES COMPRISING HYDROPHILIC COATINGS

#654
20090191397
2009-07-30

Process to increase the oleophobicity of PTFE, and resulting oleophobic articles

#655
20090188860
2009-07-30

Use of antimicrobials in water technology

#656
20090184047
2009-07-23

Functionalized nanopore membranes and related methods of use

#657
20090181315
2009-07-16

PRODUCTION OF MICRO- AND NANOPORE MASS ARRANGEMENTS BY SELF-ORGANIZATION OF NANOPARTICLES AND SUBLIMATION TECHNOLOGY

#658
20090176052
2009-07-09

COMPOSITE MATERIAL COMPRISING A NON-CROSSLINKED GEL POLYMER

#659
20090156426
2009-06-18

FUNCTIONALIZED POROUS SUPPORTS FOR MICROARRAYS

#660
20090155564
2009-06-18

Article and associated method

#661
20090142748
2009-06-04

Microporous materials, methods of making, using, and articles thereof

#662
20090142638
2009-06-04

COMPOSITE POROUS MEMBRANE, METHOD FOR PRODUCING COMPOSITE POROUS MEMBRANE, SOLID POLYMER ELECTROLYTE MEMBRANE, AND FUEL CELL

#663
20090139925
2009-06-04

Multizone polymer membrane and dialyzer

#664
20090136818
2009-05-28

Proton conducting polymer membrane, method for production thereof and fuel cell therewith

#665
20090136787
2009-05-28

FLUORINATION OF A POROUS HYDROCARBON-BASED POLYMER FOR USE AS COMPOSITE MEMBRANE

#666
20090134086
2009-05-28

Sealed rotational water treatment apparatus

#667
20090131858
2009-05-21

Ultrafiltration membrane, device, bioartificial organ, and related methods

#668
20090131242
2009-05-21

Method of Making Polymer Functionalized Molecular Sieve/Polymer Mixed Matrix Membranes

#669
20090130525
2009-05-21

Solid electrolyte multilayer membrane, method and apparatus for producing the same, membrane electrode assembly, and fuel cell

#670
20090130517
2009-05-21

SOLID ELECTROLYTE MEMBRANE, METHOD AND APPARATUS OF PRODUCING THE SAME, MEMBRANE ELECTRODE ASSEMBLY, AND FUEL CELL

#671
20090121182
2009-05-14

CARBON NANOTUBE FOAM AND METHOD OF MAKING AND USING THEREOF

#672
20090114089
2009-05-07

Microporous Aluminophosphate Molecular Sieve Membranes for Highly Selective Separations

#673
20090101560
2009-04-23

HYDROFLUORIC ACID TREATMENT APPARATUS

#674
20090101008
2009-04-23

Carbon dioxide permeable membrane

#675
20090098017
2009-04-16

NANOPOROUS MEMBRANE EXCHANGER

#676
20090090241
2009-04-09

GAS SEPARATION MEMBRANES CONTAINING A MICROPOROUS SILICA LAYER BASED ON SILICA DOPED WITH A TRIVALENT ELEMENT

#677
20090087605
2009-04-02

Composite porous materials and methods of making and using the same

#678
20090068688
2009-03-12

PVDF membranes

#679
20090065432
2009-03-12

Method and apparatus for removing metal sulphide particles from a liquid stream

#680
20090039019
2009-02-12

POROUS MEMBRANES CONTAINING EXCHANGE RESINS

#681
20090032466
2009-02-05

Agent for increasing rejection with a permeable membrane, process for increasing the rejection, permeable membrane and process for water treatment

#682
20090011403
2009-01-08

Microporous materials, methods of making, using, and articles thereof

#683
20090001009
2009-01-01

Composite membranes and methods for their preparation

#684
20080308491
2008-12-18

Electrolyte

#685
20080305250
2008-12-11

Fabrication Methods for Catalyst Coated Membranes

#686
20080300336
2008-12-04

UV CROSS-LINKED POLYMER FUNCTIONALIZED MOLECULAR SIEVE/POLYMER MIXED MATRIX MEMBRANES

#687
20080296527
2008-12-04

UV CROSS-LINKED POLYMER FUNCTIONALIZED MOLECULAR SIEVE/POLYMER MIXED MATRIX MEMBRANES

#688
20080290021
2008-11-27

Composite Membrane and Its Use in Separation Processes

#689
20080280182
2008-11-13

POLYMER MEMBRANE, METHOD FOR THE PRODUCTION AND USE THEREOF

#690
20080277342
2008-11-13

Polyamide matrices and methods for their preparation and use

#691
20080245723
2008-10-09

Hollow Fiber Membrane Type Blood Purification Device

#692
20080237117
2008-10-02

COATED ASYMMETRIC MEMBRANE SYSTEM HAVING OLEOPHOBIC AND HYDROPHILIC PROPERTIES

#693
20080223772
2008-09-18

Purification Device

#694
20080217262
2008-09-11

Nozzle device and nozzle for atomisation and/or filtration and methods for using the same

#695
20080216942
2008-09-11

Method for continuous production of a functional film

#696
20080213646
2008-09-04

Proton-conductive composite electrolyte membrane and producing method thereof

#697
20080210624
2008-09-04

The Preparation Method Of Exo-Pressure Type Poly(Vinylidene Fluoride) Hollow Fiber Membrane Spinned Utilizing A Immersion-Coagulation Method And The Product Thereof

#698
20080203018
2008-08-28

Monopersulfate treatment of membranes

#699
20080203011
2008-08-28

Support Having an Altered Porosity and Membrane for the Tangential Flow Filtration

#700
20080197069
2008-08-21

Ceramic Filter Element for Water Purification

#701
20080179188
2008-07-31

Methods, compositions and devices, including electroosmotic pumps, comprising coated porous surfaces

#702
20080171191
2008-07-17

Preparation of polydiacetylene coatings

#703
20080164641
2008-07-10

Mold for Ceramic Membrane Tube and Fabrication Method of Ceramic Membrane Tube Using the Same

#704
20080156188
2008-07-03

Membrane for Separating Co2 and Process for the Production Thereof

#705
20080143014
2008-06-19

Asymmetric Gas Separation Membranes with Superior Capabilities for Gas Separation

#706
20080135482
2008-06-12

Polyamide nanofiltration membrane useful for the removal of phospholipids

#707
20080134895
2008-06-12

Gas separator apparatus

#708
20080124604
2008-05-29

Solid alkaline fuel cell comprising ion exchange membrane

#709
20080105627
2008-05-08

Ceramic filter and regenerating method thereof

#710
20080095925
2008-04-24

Method for producing a membrane electrode including forming the membrane in situ

#711
20080078290
2008-04-03

Membrane

#712
20080073146
2008-03-27

Sound absorptive multilayer composite

#713
20080070056
2008-03-20

Microstructure and method of manufacturing the same

#714
20080066299
2008-03-20

Manufacturing method of a hydrogen separation membrane-electrolyte membrane assembly and a fuel cell provided with that assembly

#715
20080061002
2008-03-13

Hydrophilic substance and a production method thereof

#716
20080053893
2008-03-06

Semipermeable Composite Membrane and Process for Producing the Same

#717
20080017578
2008-01-24

Membrane stacks

#718
20080011676
2008-01-17

Hydrophilic body and method of manufacture

#719
20080006574
2008-01-10

Membrane structure and method of making

#720
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

#721
20080000828
2008-01-03

High-flux dialysis membrane with an improved separation behaviour

#722
20070292333
2007-12-20

Mixed matrix membrane with super water washed silica containing molecular sieves and methods for making and using the same

#723
20070289914
2007-12-20

Filter with at least one membrane sputtering-coated with silver particles

#724
20070274861
2007-11-29

Methods for applying reactive films containing solids to microporous membranes and membranes produced therefrom

#725
20070264181
2007-11-15

Catalytically active porous element

#726
20070248942
2007-10-25

Method for removing viruses and leukocytes from blood using a surface comprising hydroxyl and polyethylene glycol groups

#727
20070241050
2007-10-18

Porous water filtration membrane of vinylidene fluoride resin hollow fiber and process for production thereof

#728
20070216057
2007-09-20

Poly(ethylene chlorotrifluoroethylene) membranes

#729
20070214962
2007-09-20

FLUORINATION OF A POROUS HYDROCARBON-BASED POLYMER FOR USE AS COMPOSITE MEMBRANE

#730
20070214957
2007-09-20

Membrane gas separation

#731
20070209425
2007-09-13

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

#732
20070207493
2007-09-06

Positively charged membrane

#733
20070193885
2007-08-23

APPARATUS AND METHODS FOR ELECTROCHEMICAL HYDROGEN MANIPULATION

#734
20070191499
2007-08-16

Functionalized inorganic films for ion conduction

#735
20070184494
2007-08-09

Assay method and apparatus

#736
20070175818
2007-08-02

Hydrophilic porous membrane and method of forming the same

#737
20070163950
2007-07-19

High-flux dialysis membrane with improved separation behaviour

#738
20070163949
2007-07-19

Dialysis membrane having improved ability for removal of middle molecules

#739
20070157812
2007-07-12

Gas transfer membrane

#740
20070157803
2007-07-12

Nitrogen inerting system

#741
20070154268
2007-07-05

High strength polycrystalline ceramic spheres

#742
20070134407
2007-06-14

Fabrication methods for catalyst coated membranes

#743
20070131611
2007-06-14

Membrane-based article and associated method

#744
20070131610
2007-06-14

Membrane-based apparatus and associated method

#745
20070131609
2007-06-14

Membrane structure and method of making

#746
20070128394
2007-06-07

Multiple layered membrane with thin fluorine containing polymer layer

#747
20070119774
2007-05-31

Process for removing microbubbles from a liquid

#748
20070116882
2007-05-24

Methods for uniform metal impregnation into a nanoporous material

#749
20070116605
2007-05-24

Methods for uniform metal impregnation into a nanoporous material

#750
20070090051
2007-04-26

Hollow fiber membrane and method of producing the same

#751
20070084788
2007-04-19

Ultrafiltration membranes and methods of making and use of ultrafiltration membranes

#752
20070075014
2007-04-05

Composite article having hydrophilic properties and method of manufacture

#753
20070075013
2007-04-05

Hydrophilic membrane and associated method

#754
20070048512
2007-03-01

Functionalization of porous materials by vacuum deposition of polymers

#755
20070045175
2007-03-01

Preparation of asymmetric polyethylene hollow fiber membrane

#756
20070039873
2007-02-22

Modified polyamide matrices and methods for their preparation

#757
20070039872
2007-02-22

Vinylidene fluoride based resin porous hollow yarn and method for production thereof

#758
20070036959
2007-02-15

Porous films with chemical resistance

#759
20070025883
2007-02-01

Uses of parylene membrane filters

#760
20070023353
2007-02-01

Specialized hollow fiber membranes for plasmapheresis and ultrafiltration

#761
20070012617
2007-01-18

Method for producing micro-porous film of thermoplastic resin

#762
20070000831
2007-01-04

Controlled release of additives in cooling systems

#763
20060275637
2006-12-07

ELECTROLYTE MEMBRANE AND PREPARING METHOD THEREOF

#764
20060266700
2006-11-30

Porous structures with engineered wettability properties and methods of making them

#765
20060257642
2006-11-16

Functionalization of porous materials by vacuum deposition of polymers

#766
20060254972
2006-11-16

Membrane filter for capturing circulating tumor cells

#767
20060251874
2006-11-09

Microporous article having metallic nanoparticle coating

#768
20060249445
2006-11-09

Positively charged membrane

#769
20060243657
2006-11-02

Hydrophilized membrane and process for hydrophilization thereof

#770
20060237361
2006-10-26

Ceramic nanofiltration membrane for use in organic solvents and method for the production thereof

#771
20060237130
2006-10-26

ACOUSTIC WEB

#772
20060213836
2006-09-28

Ultrafiltration membrane, device, bioartificial organ, and methods

#773
20060205301
2006-09-14

Composite membrane having hydrophilic properties and method of manufacture

#774
20060204654
2006-09-14

Method of making a composite membrane

#775
20060201874
2006-09-14

Composite membrane

#776
20060194037
2006-08-31

Flexible, breathable polymer film and method for production thereof

#777
20060191844
2006-08-31

Highly water-permeable blood purifier of hollow-fiber membrane type

#778
20060180545
2006-08-17

Hydrophilic membrane and process for making the same

#779
20060172170
2006-08-03

Polymer electrolyte membrane and fuel cell using the same

#780
20060163071
2006-07-27

Nanodevice for controlled charged particle flow and method for producing same

#781
20060159718
2006-07-20

Method for the production of porous carbon-based molded bodies, and use thereof as cell culture carrier systems and culture systems

#782
20060157404
2006-07-20

Membrane post treatment

#783
20060156920
2006-07-20

Separation membrane made from blends of polyimide with polyamide or polyimide-amide polymers

#784
20060134397
2006-06-22

Microporous materials, methods, and articles for localizing and quantifying analytes

#785
20060124530
2006-06-15

Anticoagulant and thrombo-resistant hollow fiber membranes for in-vivo plasmapheresis and ultrafiltration

#786
20060121217
2006-06-08

Composite material comprising layered hydrophilic coatings

#787
20060118482
2006-06-08

Materials for processing non-aqueous mixtures and methods for their preparation

#788
20060108279
2006-05-25

Materials and methods for processing non-aqueous mixtures

#789
20060099396
2006-05-11

Nanoporous coatings

#790
20060096912
2006-05-11

Cellulose hydrate ultrafiltration membranes and method for their production

#791
20060083962
2006-04-20

Proton-conductive composite electrolyte membrane and producing method thereof

#792
20060078775
2006-04-13

Composite proton exchange membrane

#793
20060076294
2006-04-13

Desalination devices and systems using porous hydrophobic hollow fibers and hydrophobic porous coatings

#794
20060076288
2006-04-13

Hydrophilic polyethersulfone membrane and method for preparing same

#795
20060073089
2006-04-06

Carbon nanotube foam and method of making and using thereof

#796
20060065598
2006-03-30

Method of treating reverse osmosis membranes for boron rejection enhancement

#797
20060057464
2006-03-16

Method of producing nanoparticle-filled phase inversion polymer electrolyte

#798
20060051661
2006-03-09

Diffusion stabilized gas barriers

#799
20060040053
2006-02-23

Preparation of asymmetric membranes using hot-filament chemical vapor deposition

#800
20060037477
2006-02-23

Fabrication of an anisotropic super hydrophobic/hydrophilic nanoporous membranes

#801
20060016748
2006-01-26

Microporous hydrophilic membrane

#802
20060014010
2006-01-19

Composite membrane having oleophobic properties

#803
20060000778
2006-01-05

Pervaporation composite membranes

#804
20050284814
2005-12-29

Ultrafiltration membrane and process

#805
20050284808
2005-12-29

Process for preparing semipermeable membranes

#806
20050266980
2005-12-01

Process of producing a novel MEA with enhanced electrode/electrolyte adhesion and performancese characteristics

#807
20050258578
2005-11-24

Method for producing high purity low dielectric constant ceramic and hybrid ceramic films

#808
20050258101
2005-11-24

Hollow fiber membrane and method of producing the same

#809
20050252377
2005-11-17

Air dehydration membrane

#810
20050247629
2005-11-10

UV treated membranes

#811
20050238687
2005-10-27

Methods and compositions of bioartificial kidney suitable for use in vivo or ex vivo

#812
20050211621
2005-09-29

Positively charged membrane

#813
20050208637
2005-09-22

Membraine filtration module and method for the separation of biomolecules from a liquid

#814
20050181256
2005-08-18

Ion conductive random copolymers

#815
20050181198
2005-08-18

Plasma treatment of porous materials

#816
20050178862
2005-08-18

Nozzle device and nozzle for atomisation and/or filtration and methods for using the same

#817
20050170159
2005-08-04

Composite porous materials and methods of making and using the same

#818
20050167354
2005-08-04

Porous membrane microstructure devices and methods of manufacture

#819
20050147757
2005-07-07

Method for wetting hydrophobic porous polymeric membranes to improve water flux without alcohol treatment

#820
20050139537
2005-06-30

Negatively charged membrane

#821
20050133441
2005-06-23

Microporous membrane substrate having caustic stable, low protein binding surface

#822
20050129925
2005-06-16

Treatment of porous article

#823
20050129851
2005-06-16

Treatment of porous article

#824
20050121386
2005-06-09

Filter for selectively eliminating leukocytes

#825
20050118479
2005-06-02

Electrolyte film and solid polymer fuel cell using the same

#826
20050112432
2005-05-26

Method of plating metal leafs and metal membranes

#827
20050103705
2005-05-19

Process for preparing semipermeable membranes having improved permeability

#828
20050103193
2005-05-19

Oxygen and nitrogen enriched atmospheres in aircraft

#829
20050098494
2005-05-12

Poly(ethylene chlorotrifluoroethylene) membranes

#830
20050077243
2005-04-14

Reverse osmosis membrane and process

#831
20050072731
2005-04-07

Dialyzers for blood treatment and processes for production thereof

#832
20050056589
2005-03-17

Treatment of semi-permeable filtration membranes

#833
20050045554
2005-03-03

Membrane unit element, semipermeable membrane, filtration device, and processes for manufacturing the same

#834
20050043167
2005-02-24

Mixed matrix membrane with super water washed silica containing molecular sieves and methods for making and using the same

#835
20050034602
2005-02-17

Air dehydration membrane

#836
20050031925
2005-02-10

Composite solid polymer electrolyte membranes

#837
20050028670
2005-02-10

Ionically crosslinked molecular thin film

#838
20050014127
2005-01-20

Method for selectively removing virus and leukocytes eliminating material and eliminating apparatus

#839
20050011826
2005-01-20

Asymmetric gel-filled microporous membranes

#840
20050003255
2005-01-06

Membrane electrode assembly, manufacturing process therefor and solid-polymer fuel cell

#841
16599316
2020-07-14

Coated porous substrates for fracking water treatment

#842
16576426
2021-11-09

Filtration membranes

#843
13720643
2018-12-18

Functionalized surfaces for the destruction of pathogens and organics

#844
12188907
2015-12-29

Ligand based forward osmosis