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Physical, chemical processing
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SEPARATION
B01D67/00
Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
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B01D67/0006
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Patents Grants
last 30 patents
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Patent Grant
Phenyl-modified polydimethylsiloxane (PDMS) separation membrane, fa...
Patent number
11,969,697
Issue date
Apr 30, 2024
NANJING TECH UNIVERSITY
Gongping Liu
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Gas separation membrane comprising metal-organic framework and meth...
Patent number
11,964,241
Issue date
Apr 23, 2024
Hyundai Motor Company
Gwang Seok Oh
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Polyether block polyamide/polydimethylsiloxane composite membrane f...
Patent number
11,944,942
Issue date
Apr 2, 2024
NANJING TECH UNIVERSITY
Gongping Liu
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Anionic electrochemical compressor and refrigeration system employi...
Patent number
11,940,195
Issue date
Mar 26, 2024
FFI Ionix IP, Inc.
Bamdad Bahar
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Aquaporin Z integrated membrane production method
Patent number
11,931,699
Issue date
Mar 19, 2024
ISTANBUL TEKNIK UNIVERSITESI
Ismail Koyuncu
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Poly(imide-oxadiazole) membranes for gas separation applications
Patent number
11,896,936
Issue date
Feb 13, 2024
Saudi Arabian Oil Company
Ali Hayek
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Poly(aryl ether) based polymers and associated gas separation membr...
Patent number
11,891,481
Issue date
Feb 6, 2024
Massachusetts Institute of Technology
Timothy Manning Swager
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Reverse osmosis membrane, manufacturing method therefor, and water...
Patent number
11,883,785
Issue date
Jan 30, 2024
LG Chem, Ltd.
Ayoung Lee
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Ultrafiltration/nanofiltration membrane with tunable pore size
Patent number
11,883,787
Issue date
Jan 30, 2024
SOCIETE DE COMMERCIALISATION DES PRODUITS DE LA RECHERCHE APPLIQUÉE SOCPRA SC...
Farhad Farnia
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Method for biological or biomimetic channel-based membrane fabricat...
Patent number
11,745,146
Issue date
Sep 5, 2023
The Penn State Research Foundation
Manish Kumar
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Preparation of metallocene containing cationic polymers for anion e...
Patent number
11,738,311
Issue date
Aug 29, 2023
University of South Carolina
Chuanbing Tang
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
CO2-philic crosslinked polyethylene glycol-based membranes for acid...
Patent number
11,718,805
Issue date
Aug 8, 2023
Saudi Arabian Oil Company
Benjamin James Sundell
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Grant
Mitigating leaks in membranes
Patent number
11,717,791
Issue date
Aug 8, 2023
Massachusetts Institute of Technology
Rohit N. Karnik
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Composition for interfacial polymerization of polyamide and manufac...
Patent number
11,718,712
Issue date
Aug 8, 2023
LG Chem, Ltd.
Eunkyoung Byun
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Methods for preparing porous nanocomposite polymer hydrogel beads f...
Patent number
11,679,995
Issue date
Jun 20, 2023
University of Houston System
Debora F. Rodrigues
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Hybrid membrane for gas separation
Patent number
11,673,098
Issue date
Jun 13, 2023
Saudi Arabian Oil Company
Junyan Yang
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Multi-layer composite gas separation membranes, methods for prepara...
Patent number
11,642,629
Issue date
May 9, 2023
Saudi Arabian Oil Company
Garba Oloriegbe Yahaya
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Grant
Nanofiltration composite membranes
Patent number
11,642,632
Issue date
May 9, 2023
NEW MICROPORE, INC.
Shu-Hui Cheng
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Polyamide (PA) nanofiltration (NF) membrane, and preparation method...
Patent number
11,628,405
Issue date
Apr 18, 2023
Tongji University
Zhiwei Wang
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Synthesis of imidazolium-based functional ionic liquid copolymer an...
Patent number
11,623,183
Issue date
Apr 11, 2023
TIANGONG UNIVERSITY
Chunrui Wu
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Nanofiltration membrane with high flux for selectively removing hyd...
Patent number
11,623,182
Issue date
Apr 11, 2023
Tongji University
Zhiwei Wang
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
High-performance thin-film composite polyamide membrane upcylcled f...
Patent number
11,590,455
Issue date
Feb 28, 2023
Tongji University
Zhiwei Wang
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Method of preparation of conductive polymer/carbon nanotube composi...
Patent number
11,583,808
Issue date
Feb 21, 2023
Dalian University of Technology
Xie Quan
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Composition for forming reverse osmosis membrane protection layer,...
Patent number
11,577,971
Issue date
Feb 14, 2023
LG Chem, Ltd.
Ayoung Lee
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Electrochemical sensor
Patent number
11,567,030
Issue date
Jan 31, 2023
Rosemount Inc.
Xin Chen
G01 - MEASURING TESTING
Information
Patent Grant
Filtration device, refining device, and production method for liqui...
Patent number
11,541,354
Issue date
Jan 3, 2023
FUJIFILM Corporation
Tadashi Omatsu
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Membranes with controlled porosity for serial filtration
Patent number
11,534,719
Issue date
Dec 27, 2022
Gradiant Corporation
Omkar Lokare
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Methanesulfonic acid mediated solvent free synthesis of conjugated...
Patent number
11,535,703
Issue date
Dec 27, 2022
The Texas A&M University System
Lei Fang
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Sulfonated poly(arylene ether) membranes with high monovalent salt...
Patent number
11,525,034
Issue date
Dec 13, 2022
Board of Regents, The University of Texas System
Judy S. Riffle
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Membranes containing polymerized ionic liquid for use in gas separa...
Patent number
11,517,860
Issue date
Dec 6, 2022
Consiglio Nazionale Delle Ricerche
Alberto Figoli
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Patents Applications
last 30 patents
Information
Patent Application
SCALING-RESISTANT AND YELLOWING-RESISTANT REVERSE OSMOSIS COMPOSITE...
Publication number
20240139687
Publication date
May 2, 2024
Jiangsu Longmem Environmental Technology Co., Ltd.
Juan Shen
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Polymeric Hollow Fiber Membrane Having A Crosslinked Selective Laye...
Publication number
20240139688
Publication date
May 2, 2024
SOGANG UNIVERSITY RESEARCH & BUSINESS DEVELOPMENT FOUNDATION
Jong Suk LEE
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
POLYETHER BLOCK POLYAMIDE/POLYDIMETHYLSILOXANE COMPOSITE MEMBRANE F...
Publication number
20240123412
Publication date
Apr 18, 2024
NANJING TECH UNIVERSITY
Gongping LIU
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Polymer Films
Publication number
20240117133
Publication date
Apr 11, 2024
FUJIFILM Manufacturing Europe B.V.
Jacko Hessing
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
SEMIPERMEABLE COMPOSITE MEMBRANE, METHOD OF PRODUCING SAME, AND SEM...
Publication number
20240109041
Publication date
Apr 4, 2024
SHINSHU UNIVERSITY
Morinobu ENDO
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Application
High Temperature-Resistant Composite Nanofiltration Membrane And Pr...
Publication number
20240100488
Publication date
Mar 28, 2024
Hunan OVAY Technology Co., Ltd.
Hui YU
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
REVERSE OSMOSIS COMPOSITE MEMBRANE WITH AN ULTRATHIN DESALTING LAYE...
Publication number
20240091718
Publication date
Mar 21, 2024
Vontron Technology Co., Ltd.
Songmiao Liang
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Application
NEW PROCESS FOR THE SEPARATION OF PROPYLENE FROM A GAS MIXTURE (GM)...
Publication number
20240082792
Publication date
Mar 14, 2024
BASF SE
Canzeng LIANG
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
DENDRIMERIC CARBON DOT-POLYAMIDE MEMBRANES
Publication number
20240082791
Publication date
Mar 14, 2024
Saudi Arabian Oil Company
Tawfik A. Saleh
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Application
SUPER-HIGH-PERMEANCE THIN-FILM COMPOSITE NANOFILTRATION MEMBRANE IN...
Publication number
20240058754
Publication date
Feb 22, 2024
The University of Hong Kong
Bowen Gan
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
POLYAMIDE COMPOSITE REVERSE OSMOSIS MEMBRANE AND PREPARATION METHOD...
Publication number
20230415103
Publication date
Dec 28, 2023
HUNAN KEENSEN TECHNOLOGY CO., LTD.
Liang ZHAO
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
RESIN COMPOSITION FOR GAS SEPARATION MEMBRANE AND GAS SEPARATION ME...
Publication number
20230390711
Publication date
Dec 7, 2023
Sumitomo Chemical Company, Limited
Akinori BANDO
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
PREPARATION OF METALLOCENE CONTAINING CATIONIC POLYMERS FOR ANION E...
Publication number
20230390707
Publication date
Dec 7, 2023
University of South Carolina
Chuanbing Tang
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
POLYAMIDE REVERSE OSMOSIS MEMBRANE HAVING EXCELLENT DURABILITY AND...
Publication number
20230338905
Publication date
Oct 26, 2023
TORAY ADVANCED MATERIALS KOREA INC.
Cheong Hee KIM
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
CO2-PHILIC CROSSLINKED POLYETHYLENE GLYCOL-BASED MEMBRANES FOR ACID...
Publication number
20230340348
Publication date
Oct 26, 2023
Saudi Arabian Oil Company
Benjamin James Sundell
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Gas Separation Membrane Comprising Metal-Organic Framework and Meth...
Publication number
20230321612
Publication date
Oct 12, 2023
Hyundai Motor Company
Gwang Seok Oh
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
METHOD FOR PREPARING POROUS POLYMER SEMIPERMEABLE MEMBRANE AND PROD...
Publication number
20230311068
Publication date
Oct 5, 2023
DREISAM (BEIJING) MEDICAL TECHNOLOGY, CO., LTD.
Peng Zou
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
GREEN MEMBRANES FOR ORGANIC SOLVENT NANOFILTRATION AND PERVAPORATION
Publication number
20230311069
Publication date
Oct 5, 2023
King Abdullah University of Science and Technology
Jamaliah H. ABURABIE
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Composite Membrane
Publication number
20230311071
Publication date
Oct 5, 2023
FUJIFILM Manufacturing Europe B.V.
Renée Maria Ripken
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
HYBRID MEMBRANE FOR GAS SEPARATION
Publication number
20230277988
Publication date
Sep 7, 2023
Saudi Arabian Oil Company
Junyan Yang
B82 - NANO-TECHNOLOGY
Information
Patent Application
ROBUST NANOFILMS PREPARED FROM SUSTAINABLE MATERIALS
Publication number
20230271145
Publication date
Aug 31, 2023
King Abdullah University of Science and Technology
Sang-Hee PARK
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
POROUS FILM, METHOD FOR MANUFACTURING POROUS FILM, MICROLENS ARRAY,...
Publication number
20230249150
Publication date
Aug 10, 2023
Japan Science and Technology Agency
Yosuke IWAI
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
REVERSE OSMOSIS MEMBRANE AND METHOD OF PRODUCING THE SAME
Publication number
20230241559
Publication date
Aug 3, 2023
MEMSTAR USA INC.
HISAO HACHISUKA
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
OIL AND WATER SEPARATION MEMBRANE
Publication number
20230234002
Publication date
Jul 27, 2023
G20 Water Technologies Limited
Kangsheng LIU
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Application
Thin-Film Composite Membranes Synthesized by Multi-Step Coating Met...
Publication number
20230182087
Publication date
Jun 15, 2023
Katholieke Universiteit Leuven
Douglas Davenport
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
METHOD FOR PREPARING HIGH-SELECTIVITY LITHIUM-MAGNESIUM SEPARATION...
Publication number
20230182088
Publication date
Jun 15, 2023
TIANJIN UNIVERSITY
Song ZHAO
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
SEPARATIONS MEMBRANE AND METHOD OF MAKING THE SAME
Publication number
20230173437
Publication date
Jun 8, 2023
Purdue Research Foundation
John Alan Howarter
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
CATION EXCHANGE MEMBRANE AND METHOD FOR PRODUCING SAME
Publication number
20230166219
Publication date
Jun 1, 2023
ASTOM CORPORATION
Naoto TAKASHINA
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
SOLUTION OF POLYSULFONE POLYMERS IN GAMMA-VALEROLACTONE FOR THE USE...
Publication number
20230146760
Publication date
May 11, 2023
BASF SE
Oliver GRONWALD
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
NOVEL MEMBRANES AND PREPARATION THEREOF
Publication number
20230140883
Publication date
May 11, 2023
Imperial College Innovations Limited
Andrew Guy Livingston
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL