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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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B01D67/0013
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Patents Grants
last 30 patents
Information
Patent Grant
Microporous material and systems and methods for making the same
Patent number
12,338,338
Issue date
Jun 24, 2025
Richard McDonogh
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Reverse osmosis membrane and method for manufacturing same
Patent number
12,318,735
Issue date
Jun 3, 2025
Toray Advanced Materials Korea Inc.
Dae Won Lee
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Mechanically stable ultrafiltration membrane, and method for produc...
Patent number
12,318,734
Issue date
Jun 3, 2025
Sartorius Stedim Biotech GmbH
Tobias Schleuss
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Adsorbent cartridge for oil/water separation
Patent number
12,318,737
Issue date
Jun 3, 2025
King Fahd University of Petroleum & Minerals
Isam H. Aljundi
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Glass supported separation membrane
Patent number
12,285,729
Issue date
Apr 29, 2025
IMAM MOHAMMAD IBN SAUD ISLAMIC UNIVERSITY
Tarek Ahmed Yousef
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Efficient antifouling and hydrophilic polyethersulfone ultrafiltrat...
Patent number
12,233,382
Issue date
Feb 25, 2025
Hangzhou Normal University
Yongjin Li
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Polybenzimidazole films
Patent number
12,227,627
Issue date
Feb 18, 2025
University of South Carolina
Laura A. Murdock
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Method for manufacturing porous membrane and porous membrane
Patent number
12,226,742
Issue date
Feb 18, 2025
FUJIFILM Corporation
Akihiro Ikeyama
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Molecularly-mixed composite membranes and methods for making the same
Patent number
12,214,318
Issue date
Feb 4, 2025
Georgia Tech Research Corporation
Guanghui Zhu
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Substrate supported gas separation membrane
Patent number
12,208,364
Issue date
Jan 28, 2025
IMAM MOHAMMAD IBN SAUD ISLAMIC UNIVERSITY
Tarek Ahmed Yousef
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Microporous polyolefin membranes from bespoke solvents
Patent number
12,172,137
Issue date
Dec 24, 2024
Amtek Research International LLC
Weston J. Wood
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Gas separation membrane
Patent number
12,151,217
Issue date
Nov 26, 2024
IMAM MOHAMMAD IBN SAUD ISLAMIC UNIVERSITY
Tarek Ahmed Yousef
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Porous polybenzimidazole membrane supports for composite membranes
Patent number
12,138,599
Issue date
Nov 12, 2024
Battelle Memorial Institute
David Philip Hopkinson
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Membranes in the form of hollow fibers for the separation of CO2 fr...
Patent number
12,121,865
Issue date
Oct 22, 2024
Petroleo Brasileiro S.A. Petrobras
Jailton Ferreira Do Nascimento
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Serial arrangement having multiple plies of asymmetric filter media...
Patent number
12,115,502
Issue date
Oct 15, 2024
Sartorius Stedim Biotech GmbH
Volkmar Thom
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Multifunctional diselenide-based polyimide membrane for gas separat...
Patent number
12,109,540
Issue date
Oct 8, 2024
IMAM MOHAMMAD IBN SAUD ISLAMIC UNIVERSITY
Tarek Ahmed Yousef
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Synthesis of non-ionic hydrogels for non-ionic pollutant removal
Patent number
12,084,533
Issue date
Sep 10, 2024
KING FAISAL UNIVERSITY
Saad Shaaban
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Formed sheet membrane element and filtration system
Patent number
12,053,743
Issue date
Aug 6, 2024
Fibracast Ltd.
Ionel John Tomescu
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Crosslinked polymer membranes and methods of their production
Patent number
12,030,015
Issue date
Jul 9, 2024
Saudi Arabian Oil Company
Justin Tyler Vaughn
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
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
High-flux composite nanofiltration (NF) membrane with electrical do...
Patent number
11,958,014
Issue date
Apr 16, 2024
HARRIS MEMBRANE CLEAN TECHNOLOGY INC.
Jiang Wei
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Photothermal photocatalytic membrane for seawater desalination and...
Patent number
11,951,445
Issue date
Apr 9, 2024
HARBIN ENGINEERING UNIVERSITY
Jun Wang
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Acryloyloxy-terminated polydimethylsiloxane (AC-PDMS)-based thin-fi...
Patent number
11,951,446
Issue date
Apr 9, 2024
NANJING TECH UNIVERSITY
Gongping Liu
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
Forward osmosis membrane and method of preparing same
Patent number
11,925,905
Issue date
Mar 12, 2024
BEIJING BAOSHENGTONG INTERNATIONAL ELECTRIC ENGINEERING TECHNOLOGY CO., LTD.
Chun Tang
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
PBI films formed without use of organic solvents
Patent number
11,884,787
Issue date
Jan 30, 2024
University of South Carolina
Laura A. Murdock
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Dual-layer membrane and method for preparing same
Patent number
11,850,555
Issue date
Dec 26, 2023
NANJING TECH UNIVERSITY
Shipeng Sun
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Functionalized poly(diallylpiperidinium) and its copolymers for use...
Patent number
11,745,148
Issue date
Sep 5, 2023
Colorado School of Mines
Daniel M. Knauss
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Device for decomplexation and enhanced removal of copper based on s...
Patent number
11,739,009
Issue date
Aug 29, 2023
Tongji University
Zhiwei Wang
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Rice-husk derived silicon carbide membrane sorbent for oil removal
Patent number
11,684,896
Issue date
Jun 27, 2023
King Fahd University of Petroleum & Minerals
Isam H. Aljundi
C01 - INORGANIC CHEMISTRY
Patents Applications
last 30 patents
Information
Patent Application
LIGHT- AND OXYGEN-PERMEABLE MEMBRANE AND PREPARATION METHOD AND USE...
Publication number
20250235828
Publication date
Jul 24, 2025
TIANGONG UNIVERSITY
Jie WANG
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Application
Virus-Removal Composite Membrane and Preparation Process Thereof
Publication number
20250229233
Publication date
Jul 17, 2025
Hangzhou Cobetter Filtration Equipment Co., Ltd.
Jiandong Jia
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
POROUS MEMBRANES AND METHODS OF MAKING AND USING THEREOF
Publication number
20250222409
Publication date
Jul 10, 2025
Donaldson Company, Inc.
Maarten Bastin
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
A METHOD FOR THE PREPARATION OF A MEMBRANE (M) COMPRISING A SULFONA...
Publication number
20250215225
Publication date
Jul 3, 2025
BASF SE
Oliver GRONWALD
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
MEMBRANES WITH REDUCED PARTICLE FORMATION
Publication number
20250205650
Publication date
Jun 26, 2025
Entegris, Inc.
Sina BONYADI
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
POLY(QUINOLINE) MEMBRANES
Publication number
20250196072
Publication date
Jun 19, 2025
Entegris, Inc.
Zhifeng Li
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
VENTING REINFORCED MEMBRANE, ESPECIALLY INTENDED FOR THE PROTECTION...
Publication number
20250186951
Publication date
Jun 12, 2025
SAATI S.P.A.
Paolo CANONICO
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Hollow Fiber Membranes and Preparation Method and Use Thereof
Publication number
20250177925
Publication date
Jun 5, 2025
China Petroleum and Chemical Corporation
Changjiang WU
C01 - INORGANIC CHEMISTRY
Information
Patent Application
BETA-CYCLODEXTRIN THIN FILM COMPOSITE MEMBRANES FOR NANOFILTRATION
Publication number
20250170532
Publication date
May 29, 2025
KING FAHD UNIVERSITY OF PETROLEUM AND MINERALS
Umair BAIG
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Application
METHOD FOR THE PRODUCTION OF A MEMBRANE ENVELOPE
Publication number
20250153110
Publication date
May 15, 2025
BLUE FOOT MEMBRANES NV
Peter AERTS
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Application
CROSS-LINKED ARYLIMIDAZOLIUM POLYMERS AND USES THEREOF
Publication number
20250145769
Publication date
May 8, 2025
IONOMR INNOVATIONS INC.
Bobak Gholamkhass
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
INTEGRATED PERMEATE CHANNEL MEMBRANE STRUCTURE
Publication number
20250128212
Publication date
Apr 24, 2025
BLUE FOOT MEMBRANES NV
Peter AERTS
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
LARGE-SCALE FABRICATION TECHNIQUE FOR PIM-1 ASYMMETRIC MEMBRANES DO...
Publication number
20250091015
Publication date
Mar 20, 2025
DALIAN UNIVERSITY OF TECHNOLOGY
Xuehua RUAN
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
TUNABLE HYDROPHILIC CROSSLINKED POLYMER MEMBRANES FOR SEPARATION AP...
Publication number
20250091017
Publication date
Mar 20, 2025
Rensselaer Polytechnic Institute
Georges BELFORT
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
POLYARYLETHER COPOLYMERS BASED ON DIOLS SUGAR ALCOHOLS
Publication number
20250092197
Publication date
Mar 20, 2025
BASF SE
Martin WEBER
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
NANOFILTRATION MEMBRANE PREPARATION METHOD, AND NANOFILTRATION MEMB...
Publication number
20250073648
Publication date
Mar 6, 2025
Vontron Technology Co., Ltd.
Songmiao LIANG
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
PHOTOCATALYTIC SELF-CLEANING POLYPYRROLE/TiO2-PVDF NANOCOMPOSITE BA...
Publication number
20250058285
Publication date
Feb 20, 2025
KING FAHD UNIVERSITY OF PETROLEUM AND MINERALS
Umair BAIG
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Application
MICROPOROUS MATERIAL AND SYSTEMS AND METHODS FOR MAKING THE SAME
Publication number
20250051535
Publication date
Feb 13, 2025
Richard McDonogh
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Porous Polybenzimidazole Membrane Supports for Composite Membranes
Publication number
20250033002
Publication date
Jan 30, 2025
Battelle Memorial Institute
David Philip Hopkinson
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
SYNTHESIS AND FABRICATION OF MECHANICALLY ROBUST AND MESOPOROUS ABA...
Publication number
20250019482
Publication date
Jan 16, 2025
Board of Regents, The University of Texas System
Benny Freeman
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
TRIAMINE-FUNCTIONALIZED MCM-41-BASED FILTRATION MEMBRANE
Publication number
20240416287
Publication date
Dec 19, 2024
KING FAHD UNIVERSITY OF PETROLEUM AND MINERALS
Abdul WAHEED
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Application
AMORPHOUS FLUOROPOLYMER MEMBRANES
Publication number
20240408550
Publication date
Dec 12, 2024
PALL CORPORATION
Steven GARDNER
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
A MEMBRANE (M) COMPRISING A SULFONATED POLY(ARYLENE ETHER SULFONE)...
Publication number
20240399314
Publication date
Dec 5, 2024
BASF SE
Oliver GRONWALD
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
POLYIMIDE-BASED MEMBRANES FOR DESALINATION
Publication number
20240390860
Publication date
Nov 28, 2024
KING FAHD UNIVERSITY OF PETROLEUM AND MINERALS
Turki Nabieh BAROUD
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Application
MEMBRANE WITH REACTED NETWORKS
Publication number
20240367114
Publication date
Nov 7, 2024
CELGARD, LLC
Wenbin Yin
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
FORMED SHEET MEMBRANE ELEMENT AND FILTRATION SYSTEM
Publication number
20240325979
Publication date
Oct 3, 2024
FIBRACAST LTD.
Ionel John TOMESCU
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Filtration Films Having Dense Packing of Pores of Uniform Size and...
Publication number
20240325987
Publication date
Oct 3, 2024
MicroContinuum, Inc.
W. Dennis Slafer
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
CROSSLINKED POLYMER MEMBRANES AND METHODS OF THEIR PRODUCTION
Publication number
20240299878
Publication date
Sep 12, 2024
Saudi Arabian Oil Company
Justin Tyler Vaughn
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
PEEK MEMBRANES AND RELATED METHODS AND DEVICES
Publication number
20240238737
Publication date
Jul 18, 2024
Entegris, Inc.
David Lukas Grzenia
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
ASYMMETRIC POLYETHER SULFONE (PES) FILTER MEMBRANE FOR REMOVING VIR...
Publication number
20240207794
Publication date
Jun 27, 2024
Hangzhou Cobetter Filtration Equipment Co., Ltd.
Andy Jia
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL