ClassID:

30832

B01D2319/022 - CPC Classification

Classification description:

Membrane assemblies within one housing; Elements in series Reject series

Recent Application in this class:
#1
20240299885
2024-09-12

Tangential Filtration Elements and Filtration Devices and Methods Of Use

#2
20230271139
2023-08-31

SPIRAL WOUND MULTI-EFFECT MEMBRANE DISTILLATION MODULE

#3
20220331741
2022-10-20

FILTRATION MEMBRANE ASSEMBLY AND METHOD OF CLEANING THE SAME

#4
20210346845
2021-11-11

Separation systems for removing starch and other usable by-products from processing water

#5
20210260504
2021-08-26

Single pass tangential flow filtration systems and tangential flow filtration systems with recirculation of retentate

#6
20210253633
2021-08-19

SINGLE PASS TANGENTIAL FLOW FILTRATION HYBRID CONFIGURATIONS FOR ENHANCING CONCENTRATION OF MACROMOLECULE SOLUTIONS

#7
20210252457
2021-08-19

Method and apparatus for the filtration of biological solutions

#8
20210023504
2021-01-28

MEMBRANE ELEMENT AND FILTER CARTRIDGE

#9
20210016233
2021-01-21

Separation apparatus and method of operating separation apparatus

#10
20200269190
2020-08-27

Method for processing solutions of biomolecules

#11
20200246750
2020-08-06

Two-stage gas separation unit contained within a single housing

#12
20200197595
2020-06-25

Cartridges and systems for outside-in flow in membrane-based therapies

#13
20200179868
2020-06-11

PRODUCTION OF BIOMETHANE USING MULTIPLE TYPES OF MEMBRANE

#14
20200016543
2020-01-16

Spiral wound module assembly including integrated pressure monitoring

#15
20190381458
2019-12-19

Method and apparatus for the filtration of biological solutions

#16
20190224625
2019-07-25

Separation systems for removing starch and other usable by-products from processing waste water

#17
20190099717
2019-04-04

Single-pass filtration systems and processes

#18
20190099716
2019-04-04

Single-pass filtration systems and processes

#19
20190099702
2019-04-04

Single pass tangential flow filtration systems and tangential flow filtration systems with recirculation of retentate

#20
20190060837
2019-02-28

Spiral wound separation membrane module

#21
20190030482
2019-01-31

Production of biomethane using multiple types of membrane

#22
20190010067
2019-01-10

BIOREACTOR ASSEMBLY

#23
20190009215
2019-01-10

Method for processing solutions of biomolecules

#24
20180304202
2018-10-25

Integrated ultrafiltration membrane and ion-exchange filtration system

#25
20180028739
2018-02-01

Double fiber bundle dialyzer

#26
20180021729
2018-01-25

Method and apparatus for purifying the dispersing liquid in a colloidal dispersion

#27
20170304774
2017-10-26

Separation systems for removing starch and other usable by-products from processing waste water

#28
20170246591
2017-08-31

Method and apparatus for the filtration of biological solutions

#29
20170080381
2017-03-23

Gas separation process

#30
20160354725
2016-12-08

Reverse osmosis membrane filtering device

#31
20160129398
2016-05-12

ASSEMBLY INCLUDING SERIALLY CONNECTED SPIRAL WOUND MODULES WITH PERMEATE FLOW CONTROLLER

#32
20160059159
2016-03-03

Single pass tangential flow filtration systems and tangential flow filtration systems with recirculation of retentate

#33
20160023164
2016-01-28

Gas separation membrane module with improved gas seal

#34
20150360180
2015-12-17

Single-pass filtration systems and processes

#35
20150273365
2015-10-01

Purification system with manifold assembly and removable filter cassette

#36
20150157983
2015-06-11

Methods of making a hollow fiber membrane element adapted for use in water treatment and osmotic processes

#37
20140360941
2014-12-11

Reverse osmosis treatment apparatus

#38
20140283683
2014-09-25

Fluid separation apparatus and method of selectively separating mixed fluid

#39
20140263013
2014-09-18

Fresh water generation system

#40
20140243572
2014-08-28

Hybrid membrane system for gas streams with condensable hydrocarbons

#41
20140231333
2014-08-21

Hollow fiber membrane element and methods of making same

#42
20140231331
2014-08-21

Method and apparatus for the filtration of biological solutions

#43
20140216916
2014-08-07

Membrane distillation device

#44
20140180610
2014-06-26

MEMS based membrane sensor system and method of use

#45
20140091027
2014-04-03

Purifier cassette

#46
20130256211
2013-10-03

Tunable layered membrane configuration for filtration and selective isolation and recovery devices

#47
20130256210
2013-10-03

Planar filtration and selective isolation and recovery device

#48
20130146540
2013-06-13

SYSTEM AND PROCESS FOR TREATING WATER AND SPIRAL WOUND MEMBRANE ELEMENT

#49
20130043178
2013-02-21

DEVICE FOR FILTERING AND SEPARATING FLOWING MEDIA

#50
20120168368
2012-07-05

Method and apparatus for the filtration of biological solutions

#51
20120118811
2012-05-17

Systems, methods and devices relating to a cellularized nephron unit

#52
20120067808
2012-03-22

FILTRATION APPARATUS AND PROCESS WITH REDUCED FLUX IMBALANCE

#53
20120006944
2012-01-12

Pilot chute device

#54
20110309007
2011-12-22

SPIRAL TYPE SEAWATER DESALINATION APPARATUS

#55
20110215051
2011-09-08

Method and apparatus for the filtration of biological solutions

#56
20110174713
2011-07-21

Brine seal for a filtration device

#57
20110147309
2011-06-23

PROCESS FOR THE DESALINATION AND ELIMINATION OF BORON FROM WATER AND EQUIPMENT TO CARRY OUT SAID PROCESS

#58
20110120870
2011-05-26

METHOD AND APPARATUS FOR TREATING A FLUID

#59
20110024346
2011-02-03

Systems, methods and devices relating to a cellularized nephron unit

#60
20110024342
2011-02-03

Separation membrane module

#61
20110000844
2011-01-06

Connection member and separation membrane module using the same

#62
20100326910
2010-12-30

Spiral wound filter assembly

#63
20100264060
2010-10-21

PROCESS FOR REMOVAL OF CONTAMINANTS IN OIL

#64
20100243549
2010-09-30

Pervaporation assembly

#65
20100140153
2010-06-10

MANIFOLD BLOCK FOR REVERSE OSMOSIS SYSTEMS

#66
20100133185
2010-06-03

Method and apparatus for the filtration of biological solutions

#67
20100116727
2010-05-13

MEMBRANE CONTAINER

#68
20100047156
2010-02-25

MULTIPLE STAGE REVERSE OSMOSIS METHOD FOR REMOVING BORON FROM A SALINATED FLUID

#69
20090277835
2009-11-12

Method for reducing performance variability of multi-layer filters

#70
20090277824
2009-11-12

Method for reducing performance variability of multi-layer filters

#71
20090152184
2009-06-18

Hollow fiber membrane modules for use in distillation systems

#72
20090145845
2009-06-11

Method and apparatus for the filtration of biological samples

#73
20090020008
2009-01-22

Gas separation membrane module assembly with residue manifold

#74
20090008341
2009-01-08

FLUID REMOVING FILTER APPARATUS AND METHOD OF REMOVING FLUID FROM A MIXTURE

#75
20080289403
2008-11-27

Device for measuring load loss in reverse osmosis membrane containers

#76
20080245733
2008-10-09

Method and apparatus for the filtration of biological solutions

#77
20080164207
2008-07-10

Pervaporation process and assembly

#78
20080029395
2008-02-07

Multi-functional filtration and ultra-pure water generator

#79
20080011157
2008-01-17

Four-port gas separation membrane module assembly

#80
20070244306
2007-10-18

Fractionator and method of fractionation

#81
20070151925
2007-07-05

Method and apparatus for the filtration of biological solutions

#82
20070151924
2007-07-05

Method and apparatus for the filtration of biological samples

#83
20070107596
2007-05-17

Gas separation membrane module assembly

#84
20070079649
2007-04-12

Integrity testable multilayered filter device

#85
20070039886
2007-02-22

Membrane pipe module

#86
20060254983
2006-11-16

Mixing vessel and method of use

#87
20060174762
2006-08-10

Gas separation membrane module assembly

#88
20060127550
2006-06-15

Apparatus for concentrating processed vegetable and fruit products by reverse osmosis

#89
20060123753
2006-06-15

Filter and filter module

#90
20050126966
2005-06-16

Membrane separation device and membrane separation method