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Processes of separation using semi-permeable membranes
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Ion-selective electrodialysis
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Patents Grants
last 30 patents
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Patent Grant
Alkaline anion exchange membranes derived from diphenylethylene and...
Patent number
12,303,880
Issue date
May 20, 2025
Rensselaer Polytechnic Institute
Sangwoo Lee
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Lithium recovery using aqueous sources
Patent number
12,280,322
Issue date
Apr 22, 2025
Schlumberger Technology Corporation
Gary W. Sams
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
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Patent Grant
Method for preparing sodium taurate as taurine intermediate, and me...
Patent number
12,275,692
Issue date
Apr 15, 2025
ZHEJIANG NHU COMPANY LTD.
Zhirong Chen
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Patent Grant
Electrodialysis process and bipolar membrane electrodialysis device...
Patent number
12,263,446
Issue date
Apr 1, 2025
TexOPCO, LLC
Ethan Demeter
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
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Patent Grant
Ocean alkalinity system and method for capturing atmospheric carbon...
Patent number
12,264,084
Issue date
Apr 1, 2025
Ebb Carbon, Inc.
Todd Pelman
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
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Patent Grant
Method for concentrating and purifying eluate brine for the product...
Patent number
12,258,280
Issue date
Mar 25, 2025
Veolia Water Solutions & Technologies Support
Bernard Roy Mack
C01 - INORGANIC CHEMISTRY
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Patent Grant
Multi-stage bipolar electrodialysis system for high concentration a...
Patent number
12,257,551
Issue date
Mar 25, 2025
BL Technologies, Inc.
Chengqian Zhang
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Patent Grant
Membranes for enhancing rates of water dissociation and water forma...
Patent number
12,233,381
Issue date
Feb 25, 2025
The Regents of the University of California
Shane Ardo
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
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Patent Grant
Multi-chambered electrochemical cell for carbon dioxide removal
Patent number
12,203,184
Issue date
Jan 21, 2025
The Regents of the University of California
Dante Simonetti
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Electrochemical system with concentration recirculation in cyclic b...
Patent number
12,194,417
Issue date
Jan 14, 2025
Evoqua Water Technologies LLC
Li-Shiang Liang
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
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Methods and systems for wastewater treatment
Patent number
12,195,370
Issue date
Jan 14, 2025
Duke University
Lena Trotochaud
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
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Three-compartment bipolar membrane electrodialysis of salts of amin...
Patent number
12,186,709
Issue date
Jan 7, 2025
Monsanto Technology LLC
Eduardo Aurelio Casanova
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Patent Grant
Processes for preparing lithium carbonate
Patent number
12,168,811
Issue date
Dec 17, 2024
NEMASKA LITHIUM INC.
Guy Bourassa
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
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Patent Grant
Ion exchange membrane through UV initiation polymerization
Patent number
12,163,001
Issue date
Dec 10, 2024
Evoqua Water Technologies LLC
George Gu
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Patent Grant
Spiral wound bipolar electrodialysis cell
Patent number
12,157,090
Issue date
Dec 3, 2024
Vetco Gray Scandinavia AS
Zijun Xia
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Energy reclamation and carbon-neutral system for critical mineral e...
Patent number
12,148,902
Issue date
Nov 19, 2024
LytEn, Inc.
Jesse Baucom
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
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Structures for normalizing multi-planar flow distribution within an...
Patent number
12,138,591
Issue date
Nov 12, 2024
Evoqua Water Technoloiges LLC
Joshua Griffis
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Patent Grant
Chemically modified anion exchange membrane
Patent number
12,104,030
Issue date
Oct 1, 2024
DANKOOK UNIVERSITY CHEONAN CAMPUS INDUSTRY ACADEMIC COOPERATION FOUNDATION
Chang Hyun Lee
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Electrodeionization filter
Patent number
12,064,728
Issue date
Aug 20, 2024
Coway Co., Ltd.
Sang-Young Lee
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Implantable systems and methods for removing specific impurities fr...
Patent number
12,042,586
Issue date
Jul 23, 2024
Zvi Herschman
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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Apparatus for removing boron, method for removing boron, apparatus...
Patent number
12,037,276
Issue date
Jul 16, 2024
Organo Corporation
Kazushige Takahashi
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Patent Grant
Processes for preparing hydroxides and oxides of various metals and...
Patent number
12,006,231
Issue date
Jun 11, 2024
NEMASKA LITHIUM INC.
Guy Bourassa
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Patent Grant
System and method for electrochemical ocean alkalinity enhancement
Patent number
11,998,875
Issue date
Jun 4, 2024
The Research Foundation for The State University of New York York
Matthew Eisaman
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
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Patent Grant
Alkaline anion exchange membranes derived from diphenylethylene and...
Patent number
11,938,472
Issue date
Mar 26, 2024
Rensselaer Polytechnic Institute
Sangwoo Lee
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Patent Grant
Devices for urea electrolysis and methods of using same
Patent number
11,925,737
Issue date
Mar 12, 2024
Baxter International Inc.
Yuanpang Samuel Ding
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
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Patent Grant
Ocean alkalinity system and method for capturing atmospheric carbon...
Patent number
11,919,785
Issue date
Mar 5, 2024
Ebb Carbon, Inc.
Todd Pelman
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Anion exchange polymers and anion exchange membranes incorporating...
Patent number
11,918,959
Issue date
Mar 5, 2024
FFI Ionix IP, Inc.
Bamdad Bahar
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
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Patent Grant
Regeneration system for carbon-rich amine solutions and method for...
Patent number
11,904,270
Issue date
Feb 20, 2024
University of Science and Technology of China
Tongwen Xu
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Reverse electrodialysis or pressure-retarded osmosis cell with heat...
Patent number
11,855,324
Issue date
Dec 26, 2023
Rahul S. Nana
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Dual-membrane on-line generator for acid or alkali solution
Patent number
11,827,990
Issue date
Nov 28, 2023
East China University of Science and Technology
Bingcheng Yang
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Patents Applications
last 30 patents
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Patent Application
ALKALI HYDROXIDE PRODUCTION FROM ALKALI SULFATE WITH HALOGEN OR CAR...
Publication number
20250236963
Publication date
Jul 24, 2025
Innovator Energy LLC
Ethan NOVEK
C01 - INORGANIC CHEMISTRY
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Patent Application
CHEMICAL FREE EXTRACTION OF LITHIUM FROM BRINE
Publication number
20250230074
Publication date
Jul 17, 2025
THE GEORGE WASHINGTON UNIVERSITY
Xitong LIU
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
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Patent Application
METHOD FOR RECOVERING METALS
Publication number
20250215524
Publication date
Jul 3, 2025
JX METALS CIRCULAR SOLUTIONS CO., LTD
Junichi ARAKAWA
C01 - INORGANIC CHEMISTRY
Information
Patent Application
ELECTRODIALYSIS PROCESS AND BIPOLAR MEMBRANE ELECTRODIALYSIS DEVICE...
Publication number
20250196068
Publication date
Jun 19, 2025
TexOPCO, LLC
Ethan Demeter
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
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Patent Application
CARBON DIOXIDE CAPTURE AND UTILIZATION AS A CLEAN FEEDSTOCK
Publication number
20250188626
Publication date
Jun 12, 2025
Michigan Technological University
Surendra Komar KAWATRA
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
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Patent Application
ELECTROLYZERS AND USE OF THE SAME FOR CARBON DIOXIDE CAPTURE AND MI...
Publication number
20250161880
Publication date
May 22, 2025
The Johns Hopkins University
Chao WANG
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Patent Application
SYSTEMS AND METHODS FOR REJUVENATING CELL CULTURE MEDIUM
Publication number
20250163356
Publication date
May 22, 2025
Future Meat Technologies Ltd.
Yaakov NAHMIAS
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Patent Application
MONOLITHIC BIPOLAR MEMBRANE WITH LOW TRANSMEMBRANE VOLTAGE AND PREP...
Publication number
20250161885
Publication date
May 22, 2025
Hangzhou Lanran Technology Co., Ltd
Bo Qing
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Patent Application
Systems and Methods for Harnessing Thermal Gradient Energy
Publication number
20250149608
Publication date
May 8, 2025
Rahul S. Nana
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
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Patent Application
Bipolar Membranes
Publication number
20250144569
Publication date
May 8, 2025
FUJIFILM Manufacturing Europe B.V.
Renée Maria Ripken
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Patent Application
Harnessing Metal Ions from Brines
Publication number
20250128211
Publication date
Apr 24, 2025
Massachusetts Institute of Technology
John H. Lienhard
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
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Patent Application
Bipolar Membranes
Publication number
20250114750
Publication date
Apr 10, 2025
FUJIFILM Manufacturing Europe B.V.
Elisa Huerta Martinez
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Patent Application
MULTI-CHAMBERED ELECTROCHEMICAL CELL FOR CARBON DIOXIDE REMOVAL
Publication number
20250109510
Publication date
Apr 3, 2025
The Regents of the University of California
Dante Simonetti
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
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Patent Application
ELECTROCHEMICAL CO2 RELEASE AND PHOTOSYNTHETIC STORAGE
Publication number
20250101364
Publication date
Mar 27, 2025
Battelle Memorial Institute
Chinmayee V. Subban
C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
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Patent Application
Methods and Systems For Wastewater Treatment
Publication number
20250091915
Publication date
Mar 20, 2025
Triangle Environmental Health Initiative, LLC
Lena Trotochaud
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Patent Application
SPIRAL WOUND BIPOLAR ELECTRODIALYSIS CELL
Publication number
20250091012
Publication date
Mar 20, 2025
Vetco Gray Scandinavia AS
Zijun XIA
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Three-Compartment Bipolar Membrane Electrodialysis Of Salts Of Amin...
Publication number
20250091013
Publication date
Mar 20, 2025
Monsanto Technology LLC
Eduardo Aurelio CASANOVA
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Patent Application
ELECTROLYTE COMPOSITION CORRECTION BY ELECTRODIALYSIS
Publication number
20250032988
Publication date
Jan 30, 2025
IONIC SOLUTIONS LTD.
Azaroghly YAZDANBOD
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
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Patent Application
ELECTROCHEMICALLY ASSISTED ION EXCHANGE WATER TREATMENT DEVICE HAVI...
Publication number
20250032989
Publication date
Jan 30, 2025
Zhejiang Qinyuan Water Treatment S. T. Co., Ltd.
Yao Wang
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Patent Application
LAYERED BIMETALLIC HYDROXIDE-BASED HYDROGEL BIPOLAR MEMBRANE AND ME...
Publication number
20250025841
Publication date
Jan 23, 2025
Tongji University
Zhiwei Wang
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
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Patent Application
ENERGY RECLAMATION AND CARBON-NEUTRAL SYSTEM FOR CRITICAL MINERAL E...
Publication number
20250030077
Publication date
Jan 23, 2025
Lyten, Inc.
Jesse Baucom
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
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Patent Application
COMPOSITIONS AND METHODS FOR SELECTIVE EXTRACTION OF LITHIUM
Publication number
20240424451
Publication date
Dec 26, 2024
The Regents of the University of California
David Jassby
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Patent Application
METHOD FOR PRODUCING LITHIUM HYDROXIDE
Publication number
20240391786
Publication date
Nov 28, 2024
Sumitomo Metal Mining Co., Ltd.
Yusuke SENBA
C01 - INORGANIC CHEMISTRY
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Patent Application
EXTRACTION OF AMMONIA AND SULFURIC ACID FROM AMMONIUM-SULFATE-RICH...
Publication number
20240335793
Publication date
Oct 10, 2024
Evonik Operations GmbH
Felix STOCKMEIER
C01 - INORGANIC CHEMISTRY
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Patent Application
METHOD AND SYSTEM FOR RESOURCE TREATMENT OF REVERSE OSMOSIS CONCENT...
Publication number
20240336508
Publication date
Oct 10, 2024
Xi’AN UNIVERSITY OF ARCHITECTURE AND TECHNOLOGY
Xudong WANG
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Patent Application
Electrochemical Metal Removal
Publication number
20240325976
Publication date
Oct 3, 2024
NEDERLANDSE ORGANISATIE VOOR TOEGEPAST- NATUURWETENSCHAPPELIJK ONDERZOEK TNO
Roberta Veronezi Figueiredo
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
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Patent Application
SYSTEM AND METHOD FOR ELECTROCHEMICAL OCEAN ALKALINITY ENHANCEMENT
Publication number
20240316501
Publication date
Sep 26, 2024
The Research Foundation for the State University of New York
Matthew EISAMAN
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
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Patent Application
ENERGY RECLAMATION AND CARBON-NEUTRAL SYSTEM FOR CRITICAL MINERAL E...
Publication number
20240313284
Publication date
Sep 19, 2024
Lyten, Inc.
Jesse Baucom
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
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Patent Application
THERMAL DIFFUSION MEMBRANE, DEVICES SYSTEMS AND METHODS
Publication number
20240307830
Publication date
Sep 19, 2024
Daniel P. Sheehan
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Patent Application
PROCESSES FOR PREPARING HYDROXIDES AND OXIDES OF VARIOUS METALS AND...
Publication number
20240294395
Publication date
Sep 5, 2024
NEMASKA LITHIUM INC.
Guy BOURASSA
C01 - INORGANIC CHEMISTRY