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Counter-current multistage extraction towers in a vertical or sloping position
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CPC
B01D11/0426
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PERFORMING OPERATIONS TRANSPORTING
B01
Physical, chemical processing
B01D
SEPARATION
B01D11/00
Solvent extraction
Current Industry
B01D11/0426
Counter-current multistage extraction towers in a vertical or sloping position
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Patents Grants
last 30 patents
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Patent Grant
Aqueous extraction of propionitrile from chloropicrin
Patent number
11,759,727
Issue date
Sep 19, 2023
Trinity Manufacturing Inc.
R. Keith Warbington
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Device and method for the desalination of water by means of thermal...
Patent number
11,731,933
Issue date
Aug 22, 2023
ADIONICS
Guillaume De Souza
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Method and apparatus for producing specific substances by extractio...
Patent number
11,571,634
Issue date
Feb 7, 2023
Japan Atomic Energy Agency
Hirochika Naganawa
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Method for isolating a carboxylic acid from an aqueous solution
Patent number
11,299,447
Issue date
Apr 12, 2022
Purac Biochem B.V.
André Banier De Haan
C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information
Patent Grant
Method for selectively separating impurities present in a hydro-alc...
Patent number
11,141,677
Issue date
Oct 12, 2021
IFP Energies Nouvelles
Frederic Augier
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Device and method for the desalination of water by means of thermal...
Patent number
11,066,356
Issue date
Jul 20, 2021
ADIONICS
Guillaume De Souza
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Method for obtaining pure 1,3-butadiene
Patent number
11,034,631
Issue date
Jun 15, 2021
BASF SE
Bernd Heida
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
System and process for obtaining products from biomass
Patent number
10,662,447
Issue date
May 26, 2020
Michael Kyle Ross
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Method for extracting oil from a water and solids composition, meth...
Patent number
10,512,855
Issue date
Dec 24, 2019
KFI Intellectual Properties L.L.C.
James Faulconbridge
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Process for purifying an aqueous solution comprising diethylacetal
Patent number
10,463,987
Issue date
Nov 5, 2019
IFP Energies Nouvelles
Celine Hognon
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Process for the separation of glycols
Patent number
10,035,744
Issue date
Jul 31, 2018
Shell Oil Company
Pieter Huizenga
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Lactic acid extraction
Patent number
10,017,451
Issue date
Jul 10, 2018
Purac Biochem B.V.
André Banier De Haan
C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information
Patent Grant
Method for removing mineral acid from levulinic acid
Patent number
9,944,584
Issue date
Apr 17, 2018
GFBiochemicals Limited
Brian D. Mullen
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Methods and apparatuses for treating an organic feed
Patent number
9,815,755
Issue date
Nov 14, 2017
UOP LLC
Chad A. Williams
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Purification of isoprene from renewable resources
Patent number
9,751,820
Issue date
Sep 5, 2017
Danisco US Inc.
Frank J. Feher
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Extraction solvent control for reducing stable emulsions
Patent number
9,676,800
Issue date
Jun 13, 2017
INVISTA North America S.a.r.l.
William J. Tenn
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Extraction column and process for extracting a constituent from a f...
Patent number
9,643,910
Issue date
May 9, 2017
BASF SE
Ulrich Hammon
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Colander
Patent number
9,642,496
Issue date
May 9, 2017
Christine Girardin
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Method for producing modified polymer and hydrogenated product thereof
Patent number
9,593,192
Issue date
Mar 14, 2017
JSR Corporation
Kentarou Ueba
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Process for refining chemicals from pulp and paper mill wastewaters
Patent number
9,394,211
Issue date
Jul 19, 2016
Craig Brennan Milestone
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Extraction solvent control for reducing stable emulsions
Patent number
9,388,204
Issue date
Jul 12, 2016
INVISTA North America S.a.r.l.
William J. Tenn
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method for refining squalene produced by microalgae
Patent number
9,346,722
Issue date
May 24, 2016
Roquette Freres
Philippe Looten
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Extract recycle in a hydrocarbon decontamination process
Patent number
9,328,295
Issue date
May 3, 2016
UOP LLC
Rajeswar R. Gattupalli
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Grant
Liquid-liquid extractor
Patent number
9,308,470
Issue date
Apr 12, 2016
The Chem-Pro Group LLC
Charles J. Bambara
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Method for extracting oil from a water and solids composition, meth...
Patent number
9,260,676
Issue date
Feb 16, 2016
KFI Intellectual Properties L.L.C.
James Faulconbridge
C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
Information
Patent Grant
Process for the production of alcohols
Patent number
9,217,184
Issue date
Dec 22, 2015
WEYLAND AS
Karl Ragnar Weydahl
C13 - SUGAR INDUSTRY
Information
Patent Grant
Extraction solvent control for reducing stable emulsions
Patent number
9,133,226
Issue date
Sep 15, 2015
INVISTA North America S.a.r.l.
William J. Tenn
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Extraction solvent control for reducing stable emulsions
Patent number
9,133,223
Issue date
Sep 15, 2015
INVISTA North America S.a.r.l.
William J. Tenn
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for refining chemicals from pulp and paper mill wastewaters
Patent number
8,993,809
Issue date
Mar 31, 2015
Her Majesty the Queen in Right of Canada, as Represented by the Minister of E...
Craig Brennan Milestone
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Extraction of fusel alcohols from ethanol fermentation products
Patent number
8,981,166
Issue date
Mar 17, 2015
Working Bugs, LLC
Kris A. Berglund
C07 - ORGANIC CHEMISTRY
Patents Applications
last 30 patents
Information
Patent Application
CONTINUOUS LIQUID-LIQUID CHROMATOGRAPHIC SEPARATION OF CHEMICAL SPE...
Publication number
20230405489
Publication date
Dec 21, 2023
Zaiput Flow Technologies LLC
Lorenzo Milani
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
METHOD FOR PURIFYING AN AQUEOUS-ALCOHOLIC FEEDSTOCK COMPRISING ETHA...
Publication number
20220226749
Publication date
Jul 21, 2022
IFP ENERGIES NOUVELLES
Frederic AUGIER
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
DEVICE AND METHOD FOR THE DESALINATION OF WATER BY MEANS OF THERMAL...
Publication number
20210355076
Publication date
Nov 18, 2021
ADIONICS
Guillaume DE SOUZA
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
METHOD FOR SELECTIVELY SEPARATING IMPURITIES PRESENT IN A HYDRO-ALC...
Publication number
20200398181
Publication date
Dec 24, 2020
IFP ENERGIES NOUVELLES
Frederic AUGIER
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Method And Apparatus For Producing Specific Substances By Extractio...
Publication number
20200398185
Publication date
Dec 24, 2020
Japan Atomic Energy Agency
Hirochika Naganawa
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
METHOD FOR OBTAINING PURE 1,3-BUTADIENE
Publication number
20200339490
Publication date
Oct 29, 2020
BASF SE
Bernd HEIDA
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
PROCESS FOR PURIFYING AN AQUEOUS SOLUTION COMPRISING DIETHYLACETAL
Publication number
20190232193
Publication date
Aug 1, 2019
IFP ENERGIES NOUVELLES
Celine HOGNON
C07 - ORGANIC CHEMISTRY
Information
Patent Application
DEVICE AND METHOD FOR THE DESALINATION OF WATER BY MEANS OF THERMAL...
Publication number
20180009738
Publication date
Jan 11, 2018
Adionics
Guillaume DE SOUZA
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
PROCESS FOR THE SEPARATION OF GLYCOLS
Publication number
20170313640
Publication date
Nov 2, 2017
Shell Oil Company
Pieter HUIZENGA
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Method for Reclaiming Usable Products from Biosolids
Publication number
20160376204
Publication date
Dec 29, 2016
Nowa Technology, Inc.
Karl Wilke
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
PROCESS FOR REFINING CHEMICALS FROM PULP AND PAPER MILL EFFLUENT
Publication number
20160326695
Publication date
Nov 10, 2016
Her Majesty the Queen in Right of Canada, as represented by the Minister of E...
Craig Brennan Milestone
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
METHOD FOR EXTRACTING OIL FROM A WATER AND SOLIDS COMPOSITION, METH...
Publication number
20160303491
Publication date
Oct 20, 2016
KFI Intellectual Properties L.L.C.
James Faulconbridge
C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
Information
Patent Application
METHODS AND APPARATUSES FOR TREATING AN ORGANIC FEED
Publication number
20160090341
Publication date
Mar 31, 2016
UOP LLC
Chad A. Williams
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
EXTRACTION SOLVENT CONTROL FOR REDUCING STABLE EMULSIONS
Publication number
20160083406
Publication date
Mar 24, 2016
INVISTA North America S.a r.l.
William J. TENN
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
EXTRACTION SOLVENT CONTROL FOR REDUCING STABLE EMULSIONS
Publication number
20140378693
Publication date
Dec 25, 2014
INVISTA NORTH AMERICA S.A.R.L.
William J. Tenn
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
EXTRACTION SOLVENT CONTROL FOR REDUCING STABLE EMULSIONS
Publication number
20140364638
Publication date
Dec 11, 2014
INVISTA NORTH AMERICA S.A.R.L.
William J. Tenn
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
EXTRACTION SOLVENT CONTROL FOR REDUCING STABLE EMULSIONS
Publication number
20140350280
Publication date
Nov 27, 2014
INVISTA NORTH AMERICA S.A.R.L.
William J. Tenn
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
LACTIC ACID EXTRACTION
Publication number
20140335581
Publication date
Nov 13, 2014
André Banier De Haan
C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information
Patent Application
EXTRACTION SOLVENT CONTROL FOR REDUCING STABLE EMULSIONS
Publication number
20140316153
Publication date
Oct 23, 2014
INVISTA NORTH AMERICA S.A.R.L.
William J. Tenn
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
METHOD FOR PRODUCING MODIFIED POLYMER AND HYDROGENATED PRODUCT THEREOF
Publication number
20140275422
Publication date
Sep 18, 2014
JSR Corporation
Kentarou UEBA
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
LIQUID-LIQUID EXTRACTOR
Publication number
20140263051
Publication date
Sep 18, 2014
THE CHEM-PRO GROUP LLC
Charles J. Bambara
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
EXTRACTION OF FUSEL ALCOHOLS FROM ETHANOL FERMENTATION PRODUCTS
Publication number
20140221701
Publication date
Aug 7, 2014
Working Bugs, LLC
Kris A. Berglund
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
PURIFICATION OF ISOPRENE FROM RENEWABLE RESOURCES
Publication number
20140187839
Publication date
Jul 3, 2014
The Goodyear Tire and Rubber Company
Frank J. FEHER
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
SYSTEM AND PROCESS FOR OBTAINING PRODUCTS FROM BIOMASS
Publication number
20140178951
Publication date
Jun 26, 2014
EE-TERRABON BIOFUELS, LLC.
Michael Kyle ROSS
C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information
Patent Application
Method for Extracting Oil from a Water and Solids Composition, Meth...
Publication number
20140127769
Publication date
May 8, 2014
KFI Intellectual Properties L.L.C.
James Faulconbridge
C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
Information
Patent Application
METHOD FOR EXTRACTING ORGANIC COMPOUNDS FROM AQUEOUS MIXTURES
Publication number
20130281720
Publication date
Oct 24, 2013
BP CORPORATION NORTH AMERICA INC.
Amit A. Gokhale
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
PROCESS FOR SEPARATING FURFURAL FROM A LIQUID AQUEOUS PHASE COMPRIS...
Publication number
20130232854
Publication date
Sep 12, 2013
Johannes Pieter Haan
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
NITROGEN-CONTAINING COMPOSITION AND PROCESS FOR PRODUCING THE SAME
Publication number
20130177495
Publication date
Jul 11, 2013
MITSUBISHI CHEMICAL CORPORATION
Yoshiaki MORI
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
BIOMASSES FOR THE PRODUCTION OF ALTERNATIVE PETROCHEMICAL FEEDSTOCK
Publication number
20130134351
Publication date
May 30, 2013
BHT GLOBAL HOLDINGS LIMITED
Christopher Francis Bathurst
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
PROCESS FOR REFINING CHEMICALS FROM PULP AND PAPER MILL WASTEWATERS
Publication number
20130072724
Publication date
Mar 21, 2013
Her Majesty The Queen in the Right of Canada, as Represented by the Minister...
Craig Brennan Milestone
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL