ClassID:

30880

B01D2323/08 - page 2 - CPC Classification

Classification description:

Details relating to membrane preparation Specific temperatures applied

Recent Application in this class:
#301
20110049746
2011-03-03

Method of manufacturing reinforced electrolyte membrane and membrane electrode assembly

#302
20110049044
2011-03-03

Crystalline polymer microporous membrane, method for producing same, and filter for filtration

#303
20110048229
2011-03-03

Solvent-resistant asymmetric hollow fiber gas separation membrane, and method for production thereof

#304
20110031184
2011-02-10

Hollow fiber membrane and method for manufacturing thereof

#305
20110027691
2011-02-03

Polymer membranes

#306
20110000198
2011-01-06

FILTER AND PROCESS OF USE TO PRODUCE CARBON NANOTUBES FROM AUTOMOTIVE EXHAUSTS

#307
20100314320
2010-12-16

Dehydration system and dehydration method

#308
20100304272
2010-12-02

PROTON CONDUCTING POLYMER ELECTROLYTE MEMBRANE USEFUL IN POLYMER ELECTROLYTE FUEL CELLS

#309
20100300289
2010-12-02

Poly(amino-alcohol)-silica hybrid compositions and membranes

#310
20100298115
2010-11-25

Method for manufacturing a structure provided with DDR zeolite membrane

#311
20100294713
2010-11-25

Separation membrane comprising polyethersulfone, process for producing thereof, and dope solution for membrane production

#312
20100289174
2010-11-18

Method for removing diluent from a polymer extrudate, and its applications

#313
20100273032
2010-10-28

Method for removing diluent from an extrudate of a polymer solution

#314
20100255583
2010-10-07

TiO2 nanostructures, membranes and films, and applications of same

#315
20100255285
2010-10-07

TiOnanostructures, membranes and films, and methods of making same

#316
20100247894
2010-09-30

Reinforced Highly Microporous Polymers

#317
20100243567
2010-09-30

Polymer membranes derived from aromatic polyimide membranes

#318
20100243557
2010-09-30

ALUMINA POROUS BODY AND METHOD OF PRODUCING THE SAME

#319
20100243556
2010-09-30

High-throughput asymmetric membrane

#320
20100242723
2010-09-30

Blend polymer membranes comprising thermally rearranged polymers derived from aromatic polyimides containing ortho-positioned functional groups

#321
20100234650
2010-09-16

Oxygen separation membrane

#322
20100233812
2010-09-16

Membrane made of a nanostructured material

#323
20100233364
2010-09-16

Process for producing zeolite separation membrane

#324
20100200493
2010-08-12

Process of forming multilayered structures

#325
20100181697
2010-07-22

Process for producing a proton-conducting, polyazole-containing membrane

#326
20100181248
2010-07-22

Membrane laminate

#327
20100178489
2010-07-15

Composite semipermeable membrane

#328
20100176537
2010-07-15

Solution casting process

#329
20100172809
2010-07-08

Membrane apparatus and method of preparing a membrane and a method of producing hydrogen

#330
20100171231
2010-07-08

PRODUCTION METHOD OF POROUS FILM

#331
20100167163
2010-07-01

Proton-conducting membrane and the use of the same

#332
20100166961
2010-07-01

PRODUCTION OF HIGH POROSITY OPEN-CELL MEMBRANES

#333
20100162887
2010-07-01

Carbon membranes

#334
20100156002
2010-06-24

High-throughput asymmetric membrane

#335
20100151310
2010-06-17

MICROPOROUS POLYETHYLENE MEMBRANE, ITS PRODUCTION METHOD AND BATTERY SEPARATOR

#336
20100147689
2010-06-17

METHOD FOR MODIFYING SURFACE OF ALUMINUM OXIDE AND ELECTROOSMOSIS PUMP AND ELECTRIC POWER GENERATOR USING MODIFIED ALUMINUM OXIDE MEMBRANE

#337
20100133192
2010-06-03

Polymer membranes prepared from aromatic polyimide membranes by thermal treating and UV crosslinking

#338
20100133190
2010-06-03

Method to improve the selectivity of polybenzoxazole membranes

#339
20100132323
2010-06-03

FILETER ELEMENT PRODUCED BY EXTRUSION FOR FILTERING EXHAUST GASES OF A DIESEL INTERNAL COMBUSTION ENGINE

#340
20100122627
2010-05-20

MEMBRANE-BASED SYSTEMS AND METHODS FOR HYDROGEN SEPARATION

#341
20100104845
2010-04-29

Composite PTFE materials and applications thereof

#342
20100092353
2010-04-15

Hydrogen separation membrane and permselective membrane reactor

#343
20100075193
2010-03-25

Proton Conductive Membrane and Method for Producing it

#344
20100071556
2010-03-25

Stable supported Pd-alloy membranes

#345
20100038308
2010-02-18

Mullite module for liquid filtration

#346
20100032366
2010-02-11

Process of forming multilayered structures

#347
20100006497
2010-01-14

Expanded PFTE membrane and method of making

#348
20090324929
2009-12-31

Composite Membrane and Moisture Adjustment Module Using Same

#349
20090283419
2009-11-19

Catalyst Consisting of a Solid Support, an Oxide and a Metal Active Phase Which is Grafted on the Oxide, a Method for the Preparation and the Use Thereof

#350
20090282983
2009-11-19

Hydrothermally-stable silica-based composite membranes for hydrogen separation

#351
20090281201
2009-11-12

Method for preparing a poly(aryl ether) anion-exchange membrane

#352
20090274944
2009-11-05

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

#353
20090264550
2009-10-22

MANUFACTURING METHOD OF A MEMBRANE AND A MEMBRANE THEREOF, FOR EMULSIFICATION

#354
20090252948
2009-10-08

Method of manufacturing membranes and the resulting membranes

#355
20090250391
2009-10-08

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

#356
20090226814
2009-09-10

Microporous membrane, battery separator and battery

#357
20090226731
2009-09-10

Method for producing a reflective membrane and the membrane produced therewith

#358
20090220836
2009-09-03

PROCESS FOR THE MANUFACTURE OF AN ION-CONDUCTING POLYMER MEMBRANE FOR A FUEL CELL

#359
20090220414
2009-09-03

Zeolitic separation membrane and process for producing the same

#360
20090214921
2009-08-27

Proton-conducting membrane and use thereof

#361
20090205500
2009-08-20

Hybrid organic-inorganic gas separation membranes

#362
20090200172
2009-08-13

Method of manufacturing fuel cell

#363
20090174105
2009-07-09

METHOD OF MANUFACTURING REINFORCED ELECTROLYTE MEMBRANE AND MEMBRANE ELECTRODE ASSEMBLY

#364
20090159526
2009-06-25

CRYSTALLINE POLYMER MICROPOROUS MEMBRANE, METHOD FOR PRODUCING SAME, AND FILTER FOR FILTRATION

#365
20090146334
2009-06-11

METHOD FOR PRODUCING MICROPOROUS POLYOLEFIN MEMBRANE AND MICROPOROUS MEMBRANE

#366
20090145831
2009-06-11

Pore diffusion type flat membrane separating apparatus

#367
20090139925
2009-06-04

Multizone polymer membrane and dialyzer

#368
20090131544
2009-05-21

Extrusion of a thermoplastic polymer bearing acid ionic groupings

#369
20090130525
2009-05-21

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

#370
20090130517
2009-05-21

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

#371
20090117455
2009-05-07

Multi-layer, microporous polyethylene membrane, its production method, and battery separator

#372
20090101008
2009-04-23

Carbon dioxide permeable membrane

#373
20090061278
2009-03-05

POLYMERIZED INORGANIC-ORGANIC PRECURSOR SOLUTIONS AND SINTERED MEMBRANES

#374
20090029136
2009-01-29

Non-porous sinter molded article of tetrafluoroethylene resin, expanded tetrafluoroethylene resin molded article, producing methods therefor, composite member, filter, impact deformation absorber and sealing material

#375
20090023825
2009-01-22

Microporous polyethylene film and method of producing the same

#376
20090011235
2009-01-08

Manganese oxide nanowires, films, and membranes and methods of making

#377
20090008816
2009-01-08

METHOD FOR PRODUCING MICROPOROUS POLYOLEFIN MEMBRANE AND MICROPOROUS MEMBRANE

#378
20080318134
2008-12-25

Polymer Membranes

#379
20080317953
2008-12-25

MESOPOROUS MATERIALS AND METHODS

#380
20080290020
2008-11-27

Method for making oriented single-walled carbon nanotube/polymer nano-composite membranes

#381
20080287281
2008-11-20

Method For Producing a Wear-Resistant Reaction-Bounded Ceramic Filtering Membrane

#382
20080214686
2008-09-04

Process for production of zeolite film

#383
20080174040
2008-07-24

Gas separation membrane system and method of making thereof using nanoscale metal material

#384
20080164641
2008-07-10

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

#385
20080156191
2008-07-03

Hollow fiber membrane contact apparatus and process

#386
20080134883
2008-06-12

Highly microporous thermoplastic/bismaleimide semi-interpenetrating polymer network

#387
20080113177
2008-05-15

Aromatic polyamide porous film, process for producing the same and secondary battery

#388
20080105627
2008-05-08

Ceramic filter and regenerating method thereof

#389
20080095690
2008-04-24

Nano-sized needle crystal mullite film and method of making

#390
20080073218
2008-03-27

PLATING SOLUTION OF PALLADIUM ALLOY AND METHOD FOR PLATING USING THE SAME

#391
20080067127
2008-03-20

Method of sewage treatment and sewage treatment apparatus

#392
20080066299
2008-03-20

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

#393
20080061001
2008-03-13

Method of stably producing microporous membrane and use thereof in method of separating and purifying nucleic acid

#394
20080058454
2008-03-06

Chain-End Functionalized Fluoropolymers for the Preparation of Fluorpolymer/Clay Nanocomposites with Exfoliated Structure

#395
20080057358
2008-03-06

Proton-conducting membrane and use thereof

#396
20080050514
2008-02-28

Proton-conducting membrane and the use thereof

#397
20080035573
2008-02-14

Membrane for separating aromatic and aliphatic compounds

#398
20080035568
2008-02-14

Apparatus and Method for Filtering Fluids

#399
20080004457
2008-01-03

Process for producing a polymer membrane, and polymer membrane

#400
20070296111
2007-12-27

Process for Producing Hollow Capillary Polymeric Membranes for the Treatment of Blood and Its Derivatives

#401
20070286800
2007-12-13

GAS SEPARATION USING MOLECULAR SIEVE SSZ-75

#402
20070265484
2007-11-15

High flux and selectivity SAPO-34 membranes for CO/CHseparations

#403
20070260101
2007-11-08

Membrane reactor process for chemical conversions

#404
20070251388
2007-11-01

Hydrothermally-stable silica-based composite membranes for hydrogen separation

#405
20070245897
2007-10-25

Electron, hydrogen and oxygen conveying membranes

#406
20070228323
2007-10-04

Addition of (a) blocking agent(s) in a ceramic membrane for clocking crystalline growth of grains during atmospheric sintering

#407
20070216057
2007-09-20

Poly(ethylene chlorotrifluoroethylene) membranes

#408
20070209506
2007-09-13

Flexible template-directed microporous partially pyrolyzed polymeric membranes

#409
20070196638
2007-08-23

Biaxially oriented microporous membrane

#410
20070193942
2007-08-23

Membrane module as well as a method for making a membrane module

#411
20070187319
2007-08-16

High-throughput asymmetric membrane

#412
20070182791
2007-08-09

Polyelectrolyte composition for humidity senser, polyelectrolyte ink and preparation method of poly electrolyte membrane for sensor by inkjet printing

#413
20070163437
2007-07-19

Hydrogen or helium permeation membrane and storage membrane and process for producing the same

#414
20070157517
2007-07-12

Single stage membrane reactor for high purity hydrogen production

#415
20070154268
2007-07-05

High strength polycrystalline ceramic spheres

#416
20070144970
2007-06-28

Supported zeolite membranes, their process for production and their applications

#417
20070137485
2007-06-21

Composite membrane

#418
20070119781
2007-05-31

Apparatus and method for enhanced hemodialysis performance

#419
20070112189
2007-05-17

High silica cds-1 zeolite

#420
20070100012
2007-05-03

Production of high porosity open-cell membranes

#421
20070090051
2007-04-26

Hollow fiber membrane and method of producing the same

#422
20070084794
2007-04-19

Porous membrane and method for manufacturing the same

#423
20070082128
2007-04-12

Method for coating a substrate

#424
20070075014
2007-04-05

Composite article having hydrophilic properties and method of manufacture

#425
20070071962
2007-03-29

Multi-layer ceramic compound

#426
20070068382
2007-03-29

Functionalized inorganic membranes for gas separation

#427
20070066691
2007-03-22

Composite ionomeric membrane

#428
20070045175
2007-03-01

Preparation of asymmetric polyethylene hollow fiber membrane

#429
20070045174
2007-03-01

Methods for fabricating zeolite micromembranes

#430
20070039858
2007-02-22

Nanocarpets for trapping particulates, bacteria and spores

#431
20060269735
2006-11-30

Composite membrane and method for forming the same

#432
20060252631
2006-11-09

Molecular sieve layers and processes for their manufacture

#433
20060239874
2006-10-26

Membrane apparatus and method of preparing a membrane and a method of producing hydrogen

#434
20060237361
2006-10-26

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

#435
20060237360
2006-10-26

Method and apparatus for manufacturing zeolite membrane, and zeolite tubular separation membrane provided by the method

#436
20060234582
2006-10-19

Permselective membrane and process for manufacturing thereof

#437
20060228483
2006-10-12

Method of producing membranes for filtration modules which are intended, for example, for water treatment

#438
20060208377
2006-09-21

Method of making a ceramic composite

#439
20060196830
2006-09-07

PRE-METERED, UNSUPPORTED MULTILAYER MICROPOROUS MEMBRANE

#440
20060196825
2006-09-07

Pvc hollow filtration membrane and the preparation method thereof

#441
20060196355
2006-09-07

Separation membrane by controlled annealing of polyimide polymers

#442
20060191844
2006-08-31

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

#443
20060189476
2006-08-24

Molecular sieve layers and processes for their manufacture

#444
20060188786
2006-08-24

Separator for secondary battery and porous film made of polyolefin blend and process for preparing the same

#445
20060180544
2006-08-17

Process of forming multilayered structures

#446
20060180543
2006-08-17

Process of forming multilayered structures

#447
20060157893
2006-07-20

PTFE membrane

#448
20060148915
2006-07-06

Microporous materials and methods of making

#449
20060148911
2006-07-06

Porous polymeric membrane comprising vinylidene fluoride

#450
20060144239
2006-07-06

Gas separating body and method for producing same

#451
20060131182
2006-06-22

Solid multi-component membranes, electrochemical reactor components, electrochemical reactors and use of membranes, reactor components, and reactor for oxidation reactions

#452
20060119015
2006-06-08

Method for producing hollow fibres

#453
20060112822
2006-06-01

Apparatus and method for separating gases

#454
20060086657
2006-04-27

Process of forming multilayered structures

#455
20060081530
2006-04-20

Highly microporous polymers and methods for producing and using the same

#456
20060049101
2006-03-09

Manganese oxide nanowires, films, and membranes and methods of making

#457
20060032812
2006-02-16

Pre-metered, unsupported multilayer microporous membrane

#458
20060027499
2006-02-09

Carbon nanotube filter

#459
20060009538
2006-01-12

Microporous polyethylene film and method of producing the same

#460
20060008636
2006-01-12

Microporous polyethylene film and method of producing the same

#461
20050258101
2005-11-24

Hollow fiber membrane and method of producing the same

#462
20050249914
2005-11-10

Honeycomb-shaped carbon element

#463
20050247621
2005-11-10

Method of manufacturing membranes and the resulting membranes

#464
20050235825
2005-10-27

Method for making carbon membranes for fluid separation

#465
20050230856
2005-10-20

Hollow fiber membrane contact apparatus and process

#466
20050211626
2005-09-29

Methods for making microporous ceramic materials

#467
20050202163
2005-09-15

Method of making a composite microporous membrane

#468
20050191426
2005-09-01

Method of forming coated structures

#469
20050184009
2005-08-25

Chemical reaction and separation method

#470
20050184006
2005-08-25

Method for producing a non-porous membrane

#471
20050172811
2005-08-11

Hydrogen-selective silica-based membrane

#472
20050170176
2005-08-04

Process for production of poly(m-phenyleneisophthal-amide) porous hollow fiber membrane

#473
20050158632
2005-07-21

Alkaline polymer electrolyte membrane and its application

#474
20050148457
2005-07-07

Production method for zeolite shaped body and production method for zeolite layered composite

#475
20050147757
2005-07-07

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

#476
20050098494
2005-05-12

Poly(ethylene chlorotrifluoroethylene) membranes

#477
20050095480
2005-05-05

Thin metal oxide film and method of making the same

#478
20050070424
2005-03-31

Method for making transparent continuous zeolite film and structure of the zeolite film

#479
20050070193
2005-03-31

Ceramic membrane based on a substrate containing polymer or natural fibres, method for the production and use thereof

#480
20050069700
2005-03-31

Manufacture of polyimide-hollow fibres

#481
20050058823
2005-03-17

Method of producing a microporous polyolefin membrane

#482
20050053820
2005-03-10

Proton-conducting membrane and the use of the same

#483
20050040100
2005-02-24

Process of forming multilayered structures

#484
20050011834
2005-01-20

Highly asymmetric, hydrophilic, microfiltration membranes having large pore diameters

#485
20050011359
2005-01-20

Metal solution-diffusion membrane and method for producing the same

#486
20050011358
2005-01-20

Porous cylindrical-body module, structure for supporting porous cylindrical bodies, and method for fastening a supporting member

#487
20050003204
2005-01-06

Multiple layered membrane with fluorine containing polymer layer

#488
20050003033
2005-01-06

Extruder with condenser

#489
18581246
2024-09-10

Synthesis of non-ionic hydrogels for non-ionic pollutant removal

#490
16381333
2020-05-05

Thin-film composite membrane and processes for the separation of alkenes from a gaseous feed mixture

#491
15491996
2018-07-17

Composite material type oxygen transport membrane

#492
15185528
2017-03-28

Integrated osmosis systems and methods