ClassID:

30720

B01D2311/02 - CPC Classification

Classification description:

Details relating to membrane separation process operations and control Specific process operations before starting the membrane separation process

Recent Application in this class:
#1
20250376704
2025-12-11

BUTANOL PRODUCTION METHOD

#2
20250072471
2025-03-06

METHOD FOR PREPARING ADDITIVE LIQUID OF ATOMIZER, ADDITIVE LIQUID, AND ATOMIZER

#3
20250042795
2025-02-06

METHOD FOR PURIFYING WATER CONTAINING ORGANIC IMPURITIES BY ULTRAFILTRATION

#4
20250000807
2025-01-02

circCDK13-ENRICHED ENGINEERED SMALL EXTRACELLULAR VESICLE (E-sEV), AND PREPARATION METHOD AND USE THEREOF

#5
20240325991
2024-10-03

PROCESS FOR PRE-TREATING RENEWABLE FEEDSTOCKS

#6
20240197972
2024-06-20

PRIMING METHOD AND SYSTEM FOR FORWARD OSMOSIS

#7
20240100480
2024-03-28

PROCESS FOR PRE-TREATING RENEWABLE FEEDSTOCKS

#8
20240058413
2024-02-22

GRAPE SEED EXTRACT PREPARATION PROCESS AND EXTRACTS THUS OBTAINED

#9
20240010676
2024-01-11

METHOD FOR SEPARATION OF PROTEINS FROM PHENOLIC COMPOUNDS

#10
20230397632
2023-12-14

METHOD FOR PRODUCING A BEVERAGE

#11
20230302408
2023-09-28

SEPARATION OF ALCOHOL USING A MEMBRANE

#12
20230148644
2023-05-18

Spray-Dried Tetrasaccharides

#13
20230079295
2023-03-16

METHOD FOR PRODUCING LITHIUM HYDROXIDE

#14
20220355250
2022-11-10

START-UP PROCEDURE FOR RAPID ATTAINMENT OF OPTIMAL STEADY-STATE PERFORMANCE IN MEMBRANE SEPARATION

#15
20220250007
2022-08-11

Spinning membrane separator priming systems and methods

#16
20220089502
2022-03-24

METAL OXIDE CERAMIC NANOMATERIALS AND METHODS OF MAKING AND USING SAME

#17
20220089501
2022-03-24

METAL OXIDE CERAMIC NANOMATERIALS AND METHODS OF MAKING AND USING SAME

#18
20220073458
2022-03-10

Method for concentrating a water-soluble organic peroxide

#19
20210370234
2021-12-02

System for treating tetraalkylammonium hydroxide-containing liquid and method for treating same

#20
20210352943
2021-11-18

Sweetening composition and preparation method and use thereof

#21
20210323852
2021-10-21

Methods and Systems for Treating Phosphogypsum-Containing Water

#22
20210274822
2021-09-09

METHOD FOR PREPARING LUO HAN GUO SWEETENING COMPOSITION FROM SIRAITIA GROSVENORII AND USE THEREOF

#23
20210260528
2021-08-26

Aqueous two-phase system nanofilter and separation method using same

#24
20210177022
2021-06-17

Natural compound sweetener and preparation method therefor

#25
20210171992
2021-06-10

Spray-dried 3-fucosyllactose

#26
20210040424
2021-02-11

Method for manufacturing brewed alcoholic beverage using porous membrane

#27
20200407667
2020-12-31

Methods for preparing high color concentrate wine

#28
20200392476
2020-12-17

Multilayer nano-cell

#29
20200384041
2020-12-10

SPRAY-DRIED SIALYLLACTOSE

#30
20200383367
2020-12-10

SPRAY-DRIED MIXTURE OF HUMAN MILK OLIGOSACCHARIDES

#31
20200370031
2020-11-26

Multilayer nano-cell containing biomolecules

#32
20200359952
2020-11-19

Device for whole blood cross flow filtration using a cannula needle

#33
20200308253
2020-10-01

SINGLE ALPHA CHAIN COLLAGENS

#34
20200289041
2020-09-17

Device for cross flow filtration

#35
20200214317
2020-07-09

Methods and systems for extracting protein and carbohydrate rich products from a microcrop and compositions thereof

#36
20200115774
2020-04-16

RECOVERY OF LITHIUM FROM AN ACID SOLUTION

#37
20200061544
2020-02-27

Method for processing chemical liquid

#38
20190359512
2019-11-28

System for removing minerals from a brine

#39
20190264562
2019-08-29

Process and system for improved reclamation of mined lands

#40
20190024212
2019-01-24

Recovery of lithium from an acid solution

#41
20180328006
2018-11-15

For diluting or concentrating solutions, applied to processes for the desalination of water

#42
20180264050
2018-09-20

(EN) POTENTIATED T-CELL MODULATOR ABLE TO MODULATE IMMUNE RESPONSE, METHOD FOR EXTRACTING, TESTING AND COUNTING A DIALYSABLE LEUCOCYTE EXTRACT FROM SHARK SPLEEN TO PRODUCE SAME, AND THERAPEUTIC USE THEREOF

#43
20180257037
2018-09-13

Water filtration system

#44
20180179997
2018-06-28

Air intake system with membrane unit for siloxane removal

#45
20180170812
2018-06-21

Metal oxide ceramic nanomaterials and methods of making and using same

#46
20180057771
2018-03-01

Complete saponification and acidulation of natural oil processing byproducts and treatment of reaction products

#47
20170370217
2017-12-28

Process and system for improved reclamation of mined lands

#48
20170370011
2017-12-28

METHOD OF PREPARING OXALIC ACID

#49
20170361243
2017-12-21

Luterion and separating and culturing methods for same

#50
20170266622
2017-09-21

WATER TREATMENT DEVICE AND OPERATING METHOD FOR SAME

#51
20170158635
2017-06-08

System and method for organic solvent purification

#52
20170146507
2017-05-25

Method for detecting albumin based on colorimetric assay and system thereof

#53
20170095789
2017-04-06

MEMBRANE-SUPPORTED CATALYST REMOVAL IN THE EPOXIDATION OF CYCLIC UNSATURATED C12 COMPOUNDS, FOR EXAMPLE CYCLODODECENE (CDEN)

#54
20160360770
2016-12-15

Methods and systems for extracting protein and carbohydrate rich products from a microcrop and compositions thereof

#55
20160304426
2016-10-20

Two-stage hydroformylation process with circulating gas and SILP technology

#56
20160297930
2016-10-13

Method for preparing polyamide resin

#57
20160200597
2016-07-14

Hyperfiltration system suitable for household use

#58
20160106353
2016-04-21

Device for cross flow filtration

#59
20160096783
2016-04-07

Polyolefin manufacturing system including a membrane fractionation system for diluent recovery

#60
20150344397
2015-12-03

Method for purifying carboxylic acids from fermentation broths

#61
20150328619
2015-11-19

Membrane-supported catalyst removal in the epoxidation of cyclic unsaturated C12 compounds, for example cyclododecene (CDEN)

#62
20150217224
2015-08-06

Method and system for producing pipeline quality natural gas

#63
20150210661
2015-07-30

Conversion of fructose-containing feedstocks to HMF-containing product

#64
20140243573
2014-08-28

Oil quality using a microporous hollow fiber membrane

#65
20140209538
2014-07-31

Method for manipulating a membrane element within a pressure vessel

#66
20120004489
2012-01-05

Polyolefin manufacturing system including a membrane fractionation system for diluent recovery

#67
20110147298
2011-06-23

Annular collar for encapsulated water treatment system

#68
20100237001
2010-09-23

Encapsulated water treatment system

#69
20100237000
2010-09-23

Modular system for coupling water filter manifold heads

#70
20100206743
2010-08-19

Separation process

#71
20100191497
2010-07-29

Computer-implemented method of monitoring the performance of a reverse osmosis membrane in a drinking water supply system

#72
20090218284
2009-09-03

Method of starting up a filtration plant and a filtration plant designed to be able to start up correspondingly

#73
20080203033
2008-08-28

Encapsulated water treatment system

#74
20080185341
2008-08-07

Water treatment by dendrimer-enhanced filtration

#75
17556821
2024-04-30

Use of hollow fiber filtration in conjunction with precipitant technologies to reclaim water from complex aqueous waste streams

#76
16539951
2021-12-21

Use of hollow fiber filtration in conjunction with precipitant technologies to reclaim water from complex aqueous waste streams

#77
15803010
2018-12-18

Process for the production of a concentrated cannabinoid product

#78
15240673
2017-11-21

Metal oxide ceramic nanomaterials and methods of making and using same

#79
13338141
2015-10-27

Waste water treatment system