ClassID:

28580

B01D11/0434 - CPC Classification

Classification description:

Solvent extraction of solutions which are liquid; Counter-current multistage extraction towers in a vertical or sloping position comprising rotating mechanisms, e.g. mixers, rotational oscillating motion, mixing pumps

Recent Application in this class:
#1
20260042036
2026-02-12

METHOD FOR SELECTIVELY EXTRACTING A SALT TO BE EXTRACTED FROM SALTWATER OR BRINE

#2
20250361460
2025-11-27

A LIQUID-LIQUID-SOLID EXTRACTION PROCESS FOR ISOLATING NATURAL PRODUCTS FROM A FEEDSTOCK STREAM

#3
20250153071
2025-05-15

LIQUID-LIQUID EXTRACTION TECHNIQUES

#4
20240003789
2024-01-04

Systems and methods for extracting analytes from a sample

#5
20230201743
2023-06-29

Methods of separating materials by use of a centrifugal contactor

#6
20230107751
2023-04-06

Extraction of botanical material using high-pressure hydrocarbons

#7
20230085114
2023-03-16

Liquid-liquid extraction techniques

#8
20220089788
2022-03-24

Rubber and by-product extraction systems and methods

#9
20220044836
2022-02-10

Technetium 99m isolation system and technetium 99m isolation method

#10
20220040596
2022-02-10

Centrifugal contactor including central dynamic examination device

#11
20210278326
2021-09-09

Systems and methods for extracting analytes from a sample

#12
20210269672
2021-09-02

METHOD FOR DESULFURIZATION OF CRUDE SULFATE TURPENTINE

#13
20210055191
2021-02-25

Systems and methods for extracting analytes from a sample

#14
20200346136
2020-11-05

Extraction of botanical material using high-pressure hydrocarbons

#15
20200172637
2020-06-04

Rubber and by-product extraction systems and methods

#16
20190309005
2019-10-10

Liquid-liquid extraction of DMF

#17
20190232192
2019-08-01

Static Internal, Use of One or More Static Internal, Agitated Liquid-Liquid Contactor and use of an Agitated Liquid-Liquid Contactor

#18
20190135750
2019-05-09

METHODS AND SYSTEMS FOR THE MANUFACTURE OF AN AROMATIC PHTHALIC BISIMIDE AND A POLYETHERIMIDE

#19
20190083923
2019-03-21

Method of recovering (meth)acrylic acid

#20
20190048101
2019-02-14

Rubber and by-product extraction systems and methods

#21
20170259187
2017-09-14

Extraction Column and Process for Use Thereof

#22
20160317946
2016-11-03

Static internal, use of one or more static internal, agitated liquid-liquid contactor and use of an agitated liquid-liquid contactor

#23
20160083406
2016-03-24

Extraction solvent control for reducing stable emulsions

#24
20150375139
2015-12-31

An Extraction Column and Process for Use Thereof

#25
20150314217
2015-11-05

Liquid-liquid extraction system and process for use thereof

#26
20150184084
2015-07-02

Solvent extraction process to stabilize, desulphurize and dry wide range diesels, stabilized wide range diesels obtained and their uses

#27
20140275581
2014-09-18

Method and an arrangement for separating at least one carboxylic acid and furfural from a dilute aqueous mixture thereof

#28
20140263051
2014-09-18

Liquid-liquid extractor

#29
20120318716
2012-12-20

Solvent extraction process to stabilize, desulphurize and dry wide range diesels, stabilized wide range diesels obtained and their uses

#30
20120255905
2012-10-11

Continuous collection method of particle component in aqueous solution and apparatus therefor

#31
20110147305
2011-06-23

LIQUID-LIQUID EXTRACTION TOWER HAVING CENTER FEED INLET AND PROCESS

#32
20110112324
2011-05-12

Methanol carbonylation with improved aldehyde removal

#33
20100264072
2010-10-21

Liquid-liquid extraction method apparatus

#34
20100121101
2010-05-13

Methanol carbonylation with improved aldehyde removal

#35
20100078382
2010-04-01

CONTINUOUS COLLECTION METHOD OF PARTICLE COMPONENT IN AQUEOUS SOLUTION AND APPARATUS THEREFOR

#36
20100038249
2010-02-18

Method for reprocessing spent nuclear fuel and centrifugal extractor therefor

#37
20090321352
2009-12-31

Liquid-liquid extraction

#38
20080083607
2008-04-10

Extraction of nickel (0) complexes from nitrile mixtures with reduced rag formation

#39
20070056839
2007-03-15

Alcohol-solvent extraction system

#40
20060081535
2006-04-20

Materials treatment