ClassID:

29843

B01D61/246 - CPC Classification

Classification description:

Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor; Dialysis ; Membrane extraction Membrane extraction

Recent Application in this class:
#1
20260066140
2026-03-05

IMPROVEMENTS IN AND RELATING TO TRITIUM EXTRACTION AND RECOVERY IN FUSION POWER SYSTEMS

#2
20250382203
2025-12-18

RECOVERY OF FLUORIDE FROM FLUORIDE-CONTAINING WASTE WATER THROUGH MEMBRANE SEPARATION

#3
20250345756
2025-11-13

MEMBRANE-BASED SEPARATION OF MICELLE-ASSOCIATED PFAS MOLECULES

#4
20250305090
2025-10-02

SEPARATION OF CRITICAL BATTERY MATERIALS FROM END-OF-LIFE SOURCES

#5
20250242310
2025-07-31

FLUORINE-CONTAINING WASTEWATER TREATMENT SYSTEM

#6
20250121329
2025-04-17

MODULAR EXTRACTION APPARATUS

#7
20250114748
2025-04-10

MEMBRANE-BASED LIQUID-LIQUID EXTRACTION METHOD

#8
20240367111
2024-11-07

SYNTHESIS OF GRAPHENE-MODIFIED POLYURETHANE FOAM MEMBRANE FOR SEPARATING WATER FROM AN OIL-WATER MIXTURE

#9
20240279141
2024-08-22

Membrane-Based Separation Processes Enhanced with an Absorption Device

#10
20240139683
2024-05-02

Modular extraction apparatus

#11
20240123654
2024-04-18

SEPARATION AND RECOVERY APPARATUS

#12
20240042396
2024-02-08

Polymeric Membrane

#13
20230219062
2023-07-13

Mesoporous poly (aryl ether ketone) hollow fiber membranes and use thereof in mass transfer processes

#14
20230060660
2023-03-02

Mesoporous Poly (Aryl Ether Ketone) Hollow Fiber Membranes And Use Thereof In Mass Transfer Processes

#15
20230027017
2023-01-26

Porous Composite Membrane for Solvent Extraction

#16
20220219119
2022-07-14

Modular extraction apparatus

#17
20220212144
2022-07-07

RENEWABLE ENERGY POWERED MODULAR EXTRACTION SYSTEM

#18
20220089556
2022-03-24

Membrane separation system, and uses thereof

#19
20220054983
2022-02-24

Fluid purification filters and the method of fluid purification using the same

#20
20210235721
2021-08-05

IMPROVING THE SENSORY QUALITY PROFILE OF PLANT PROTEIN BASED COMPOSITIONS

#21
20210220540
2021-07-22

DIALYSATE FREE ARTIFICIAL KIDNEY DEVICE

#22
20200392064
2020-12-17

Process for preparing an ester by alkoxycarbonylation

#23
20200392062
2020-12-17

Process for preparing carboxylic acids or salts thereof from hydrocarbons

#24
20200246530
2020-08-06

Gasless extra-corporeal carbon dioxide removal

#25
20200222830
2020-07-16

Continuous extraction of natural products from plants apparatus and methods

#26
20200165392
2020-05-28

AROMATIC SULFONE POLYMERS COMPRISING (PER)FLUOROPOLYETHER SEGMENTS

#27
20200079699
2020-03-12

Phosphorus extraction and recovery system (PEARS)

#28
20200048165
2020-02-13

Separation methods and systems for oxidative coupling of methane

#29
20200001238
2020-01-02

Composite ionomer membrane tubing modules and system and methods incorporating same

#30
20190381457
2019-12-19

Particle separation and/or purification of a fluid

#31
20190298905
2019-10-03

Multi-container systems and uses thereof

#32
20190292065
2019-09-26

Mobile extraction array with brine constituent separation, purification, and concentration

#33
20190264301
2019-08-29

Modular extraction apparatus

#34
20190054416
2019-02-21

Integration of cold solvent and acid gas removal

#35
20190054415
2019-02-21

Integration of Cold Solvent and Acid Gas Removal

#36
20180370823
2018-12-27

METHOD FOR RECOVERING OIL AND VISCOSIFYING POLYMERS IN POLYMER-FLOOD PRODUCED WATER

#37
20180369759
2018-12-27

Process for the separation of organic compounds

#38
20180200675
2018-07-19

Method of removing volatile compounds from emulsions

#39
20180134970
2018-05-17

Apparatuses and methods for energy efficient separations including refining of fuel products

#40
20180093030
2018-04-05

Dialysate free artificial kidney device

#41
20170327427
2017-11-16

Phosphorus extraction and recovery system (PEARS)

#42
20170291121
2017-10-12

Membrane-based washing and deacidification of oils

#43
20170266628
2017-09-21

METHOD OF CLEANING A MEMBRANE CONTACTOR

#44
20170056825
2017-03-02

Ultrafiltration unit for continuous buffer or medium exchange from a protein solution

#45
20170014731
2017-01-19

COextraction and filtration system

#46
20170008771
2017-01-12

Process for extracting phosgene

#47
20160375409
2016-12-29

Self-wetting porous membranes (I)

#48
20160355414
2016-12-08

Method of removing hydrogen-sulfide from water

#49
20160346736
2016-12-01

Membrane assisted solvent extraction for rare earth element recovery

#50
20160296884
2016-10-13

Device for the separation of water from a fluid flow containing water

#51
20160281007
2016-09-29

Apparatuses and methods for energy efficient separations including refining of fuel products

#52
20160144098
2016-05-26

Membrane separation and washing devices, systems and methods employing same, and data management systems and methods

#53
20160106907
2016-04-21

Blood filtering device

#54
20150306546
2015-10-29

METHOD FOR OBTAINING POROUS HOLLOW FIBERS HAVING MOLECULARLY IMPRINTED SPHERES EMBEDDED THEREIN AND MODULAR DEVICE FORMED BY THE RESULTING FIBERS

#55
20150300231
2015-10-22

Membrane-based exhaust gas scrubbing method and system

#56
20150231576
2015-08-20

Porous separation article

#57
20150211135
2015-07-30

Light metal production

#58
20150157781
2015-06-11

Fluid concentrator, autologous concentrated body fluids, and uses thereof

#59
20150129427
2015-05-14

Electroextraction

#60
20150122122
2015-05-07

Method and system for removing carbon dioxide from hydrocarbons

#61
20150068611
2015-03-12

Method of delivering a process gas from a multi-component solution

#62
20140316332
2014-10-23

Multi-container systems and uses thereof

#63
20130334137
2013-12-19

Non-dispersive oil recovery from oil industry liquid sources

#64
20130305592
2013-11-21

Methods and apparatus for controlling moisture in plant oils and liquid biofuels

#65
20130146537
2013-06-13

Process for working-up a reaction mixture comprising polyether polyol

#66
20130065283
2013-03-14

PROCESS FOR OBTAINING FATTY ACID ALKYL ESTERS FROM LIPIDS IN A MEMBRANE CONTACTOR

#67
20120315619
2012-12-13

Method for removing antiplatelet agent and anticoagulant from a platelet composition by diafiltration

#68
20120312126
2012-12-13

Metal recovery method and dialysis device

#69
20120247327
2012-10-04

HOLLOW-FIBER MEMBRANE CONTACTORS

#70
20120223014
2012-09-06

POLYMIDE MEMBRANE

#71
20120080377
2012-04-05

BIOMIMETIC MEMBRANES AND USES THEREOF

#72
20120058016
2012-03-08

Membrane contactor systems for gas-liquid contact

#73
20120028878
2012-02-02

Membrane evaporation for generating highly concentrated protein therapeutics

#74
20120000357
2012-01-05

Apparatus and method for biogas purification

#75
20110223650
2011-09-15

Modular Membrane Reactor and Process for Carbon Dioxide Extraction

#76
20110174734
2011-07-21

Non-dispersive process for insoluble oil recovery from aqueous slurries

#77
20100316988
2010-12-16

Method of filtering platelets to remove antiplatelet and anticoagulant agents

#78
20100260815
2010-10-14

FLUID CONCENTRATOR, AUTOLOGOUS CONCENTRATED BODY FLUIDS, AND USES THEREOF

#79
20100230366
2010-09-16

SEAWATER TREATMENT METHOD FOR THE PRODUCTION OF INJECTION WATER FOR UNDERSEA OIL DRILLING AND CORRESPONDING INSTALLATION

#80
20100155332
2010-06-24

Process for improving the cetane rating of distillate and diesel boiling range fractions

#81
20100122784
2010-05-20

Process for treating pulp mill condenstates using a hollow fiber contactor

#82
20100059441
2010-03-11

Ethanol stable epoxy amine based membrane for aromatics separation

#83
20100037772
2010-02-18

Apparatus and method for biogas purification

#84
20100024651
2010-02-04

MEMBRANE CONTACTOR SYSTEMS FOR GAS-LIQUID CONTACT

#85
20090127164
2009-05-21

Method for eliminating the carbonyl sulfide contained in a liquid hydrocarbon stream

#86
20090111156
2009-04-30

METHOD OF FEEDING MICROBIAL ACTIVITY CONTROLLING SUBSTANCE, APPARATUS THEREFOR, AND MAKING USE OF THE SAME, METHOD OF ENVIRONMENTAL CLEANUP AND BIOREACTOR

#87
20090032468
2009-02-05

Methods for Removal of Lipids from Fluids

#88
20080203022
2008-08-28

Systems and Methods Using Multiple Solvents for the Removal of Lipids from Fluids

#89
20080149572
2008-06-26

Systems and Methods Using Multiple Solvents for the Removal of Lipids from Fluids

#90
20080086021
2008-04-10

Process for removing at least benzene from hydrocarbon streams

#91
20080083671
2008-04-10

Systems and Methods Using a Solvent for the Removal of Lipids from Fluids

#92
20080035574
2008-02-14

Membrane Barrier films and method of use

#93
20080035572
2008-02-14

Chemically cross-linked polymeric membranes and method of use

#94
20080035571
2008-02-14

Integrally-layered polymeric membranes and method of use

#95
20080035566
2008-02-14

Chromatographic membrane separation

#96
20080000836
2008-01-03

Transmix refining method

#97
20070272614
2007-11-29

Acid tolerant polymeric membrane and process for the recovery of acid using polymeric membranes

#98
20070272613
2007-11-29

Acid tolerant polymeric membrane and process for the recovery of acid using polymeric membranes

#99
20070246423
2007-10-25

Systems and methods using multiple solvents for the removal of lipids from fluids

#100
20070138094
2007-06-21

Systems and methods using a solvent for the removal of lipids from fluids

#101
20070119771
2007-05-31

Cross-flow membrane module

#102
20070039887
2007-02-22

Hollow fiber contactor systems for removal of lipids from fluids

#103
20070039854
2007-02-22

Method for eliminating the carbonyl sulfide contained in a liquid hydrocarbon stream

#104
20060283800
2006-12-21

Liquid-liquid extraction system and method

#105
20060272500
2006-12-07

System and method for removing volatile and semi-volatile compounds from an aqueous stream

#106
20060231492
2006-10-19

Process and system for blending components obtained from a stream

#107
20060231459
2006-10-19

FCC process combining molecular separation with staged conversion

#108
20060163753
2006-07-27

Controlled atmosphere gas infusion

#109
20060131235
2006-06-22

Spiral-wound liquid membrane module for separation of fluids and gases

#110
20060060520
2006-03-23

Systems and methods using a solvent for the removal of lipids from fluids

#111
20060024839
2006-02-02

Inorganic carbon removal

#112
20060000776
2006-01-05

Hollow fiber contactor systems for removal of lipids from fluids

#113
20050173345
2005-08-11

Acid tolerant polymeric membrane and process for the recovery of acid using polymeric membranes

#114
20050133450
2005-06-23

Hollow fiber contactor systems for removal of lipids from fluids

#115
20050103715
2005-05-19

Method and apparatus for separating aromatic hydrocarbons in an isothermal system

#116
20050103714
2005-05-19

Polymeric membrane wafer assembly and method

#117
20050103710
2005-05-19

Dynamic membrane wafer assembly and method

#118
17836575
2022-11-08

Mesoporous poly (aryl ether ketone) hollow fiber membranes and use thereof in mass transfer processes

#119
15674320
2020-12-29

Methods and systems for quantification of blood-brain barrier permeation of glycosylated peptides