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B01D71/36
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PERFORMING OPERATIONS TRANSPORTING
B01
Physical, chemical processing
B01D
SEPARATION
B01D71/00
Semi-permeable membranes for separation processes or apparatus characterised by the material Manufacturing processes specially adapted therefor
Current Industry
B01D71/36
Polytetrafluoroethene
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Overview
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Patents Grants
last 30 patents
Information
Patent Grant
Composite membrane and methods of fabrication thereof
Patent number
12,357,951
Issue date
Jul 15, 2025
National University of Singapore
Guimin Shi
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Filter device, purification device, chemical solution production me...
Patent number
12,343,681
Issue date
Jul 1, 2025
FUJIFILM Corporation
Tetsuya Kamimura
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Rotary filter apparatus for roll-to-roll nanomaterial dispersion pa...
Patent number
12,343,683
Issue date
Jul 1, 2025
Bulk Nano Processing LLC
Michael Andrew Moench
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Dust and splash-proof filter
Patent number
12,330,119
Issue date
Jun 17, 2025
Honeywell International Inc.
Qidao Lin
G01 - MEASURING TESTING
Information
Patent Grant
Preparation method for chelating membrane for purifying wet electro...
Patent number
12,330,122
Issue date
Jun 17, 2025
JIANGSU JIUMO HI-TECH CO., LTD.
Xiaobin Ding
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Ionic liquid composition for carbon dioxide separation membrane, ca...
Patent number
12,330,123
Issue date
Jun 17, 2025
National Institute of Advanced Industrial Science and Technology
Takashi Makino
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Porous PTFE membrane
Patent number
12,318,722
Issue date
Jun 3, 2025
Donaldson Company, Inc.
Anil Suthar
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Systems and methods for purifying solvents
Patent number
12,312,299
Issue date
May 27, 2025
Fujifilm Electronic Materials U.S.A., Inc.
Eduardo Ramirez Romero
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Porous articles formed from polyparaxylylene and processes for form...
Patent number
12,280,525
Issue date
Apr 22, 2025
W. L. Gore & Associates, Inc.
Guy A. Sbriglia
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Composite ionomer membrane tubing modules and system and methods in...
Patent number
12,263,447
Issue date
Apr 1, 2025
Bamdad Bahar
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Nanocarbon enhanced membrane for purification and dewatering of sol...
Patent number
12,257,558
Issue date
Mar 25, 2025
NANOSEPEX INC.
Somenath Mitra
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Articles comprising adhesive membranes with improved geometry and w...
Patent number
12,246,288
Issue date
Mar 11, 2025
W. L. Gore & Associates, Inc.
Corinne Pillarella
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Micro or nano porous membrane, manufacturing method of same, porous...
Patent number
12,246,292
Issue date
Mar 11, 2025
Sumitomo Electric Industries, Ltd.
Hirokazu Katayama
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Unsintered expanded polytetrafluoroethylene composite membranes hav...
Patent number
12,201,948
Issue date
Jan 21, 2025
W. L. Gore & Associates, Inc.
Yuri Ebata
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Direct removal of carbon dioxide from oceanwater based on a composi...
Patent number
12,202,743
Issue date
Jan 21, 2025
Captura Corp.
Soomin Kim
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Waterproof member and electronic device
Patent number
12,200,414
Issue date
Jan 14, 2025
Nitto Denko Corporation
Tamao Fukushima
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Barrier vent assembly
Patent number
12,194,402
Issue date
Jan 14, 2025
Donaldson Company, Inc.
Jonathan Lauden
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Fluorosulfonyl group-containing compound, fluorosulfonyl group-cont...
Patent number
12,187,821
Issue date
Jan 7, 2025
AGC Inc.
Takeshi Hirai
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Membrane bundle for fuel deoxygenation with enhanced durability
Patent number
12,161,952
Issue date
Dec 10, 2024
Hamilton Sundstrand Corporation
Mark R. Gurvich
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
PTFE porous membrane with a high strength and small pore size
Patent number
12,138,842
Issue date
Nov 12, 2024
CHEMOURS-MITSUI FLUOROPRODUCTS CO., LTD.
Kohei Miyamae
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Monolayer, composite, gas separation material, filter, gas separati...
Patent number
12,128,366
Issue date
Oct 29, 2024
JCCL, INC.
Yu Hoshino
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Porous polytetrafluoroethylene membrane, and thermosetting method
Patent number
12,121,869
Issue date
Oct 22, 2024
Allied Supreme Corp
Chih-Cheng Chang
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Air-permeable member with removable protective film for covering ve...
Patent number
12,120,832
Issue date
Oct 15, 2024
Nitto Denko Corporation
Hiroki Kigami
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Hollow-fiber membrane
Patent number
12,115,503
Issue date
Oct 15, 2024
Sumitomo Electric Industries, Ltd.
Hiroki Miyata
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
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
Information
Patent Grant
High flow liquid filtration device including a porous polyparaxylyl...
Patent number
12,090,449
Issue date
Sep 17, 2024
W. L. Gore & Associates, Inc.
Scott J. Zero
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
One step integration of membrane distillation with direct air-strip...
Patent number
12,090,444
Issue date
Sep 17, 2024
NANOSEPEX INC.
Somenath Mitra
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Lightweight expanded polytetrafluoroethylene membranes having high...
Patent number
12,083,482
Issue date
Sep 10, 2024
W. L. Gore & Associates, Inc.
Bryan Hutchinson
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Highly oriented expanded polytetrafluoroethylene with superior stif...
Patent number
12,083,484
Issue date
Sep 10, 2024
W. L. Gore & Associates, Inc.
Justin J. Skaife
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Systems and methods for purifying solvents
Patent number
12,043,592
Issue date
Jul 23, 2024
Fujifilm Electronic Materials U.S.A., Inc.
Eduardo Ramirez Romero
C07 - ORGANIC CHEMISTRY
Patents Applications
last 30 patents
Information
Patent Application
CELLULOSE ULTRAFILTRATION MEMBRANE AND PREPARATION METHOD THEREOF
Publication number
20250235830
Publication date
Jul 24, 2025
Hangzhou Cobetter Filtration Equipment Co., Ltd.
Jiandong Jia
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
HOLLOW FIBER MEMBRANE, HOLLOW FIBER MEMBRANE STACK, AND FILTRATION...
Publication number
20250205652
Publication date
Jun 26, 2025
Sumitomo Electric Industries, Ltd.
Hiroki MIYATA
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
HYDROGEN ION CONDUCTIVE MULTI-LAYER COMPOSITE MEMBRANE
Publication number
20250196071
Publication date
Jun 19, 2025
KOMEMTEC CO,.LTD.
SUNG CHUL KIM
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
METHOD FOR RECYCLING ION CONDUCTING MEMBRANES
Publication number
20250144576
Publication date
May 8, 2025
Battelle Memorial Institute
Yuyan Shao
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
PREPARATION METHOD FOR CHELATING MEMBRANE FOR PURIFYING WET ELECTRO...
Publication number
20250144570
Publication date
May 8, 2025
JIANGSU JIUMO HI-TECH CO., LTD.
Xiaobin DING
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
POROUS MEMBRANE LAMINATE
Publication number
20250135406
Publication date
May 1, 2025
SUMITOMO ELECTRIC FINE POLYMER, INC.
Hirokazu KATAYAMA
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
POLYTETRAFLUOROETHYLENE (PTFE) MEMBRANES WITH GRADIENT PORE STRUCTU...
Publication number
20250135408
Publication date
May 1, 2025
FEATURE-TEC (SHANGHAI) ADVANCED MATERIALS CO., LTD.
Cuijun CHEN
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
SYSTEM FOR MEASURING FINE PARTICLES IN LIQUID, METHOD FOR MEASURING...
Publication number
20250121302
Publication date
Apr 17, 2025
DIC CORPORATION
Kazuyasu Kawashima
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
POROUS MEMBRANE, POROUS MEMBRANE LAMINATE, AND METHOD OF MANUFACTUR...
Publication number
20250108340
Publication date
Apr 3, 2025
SUMITOMO ELECTRIC FINE POLYMER, INC.
Hirokazu KATAYAMA
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Thermal Lamination of Cellulose Substrate with ePTFE Membrane
Publication number
20250032999
Publication date
Jan 30, 2025
Parker-Hannifin Corporation
Jarod A. Lake
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
LOW POROSITY TANGENTIAL FLOW DEPTH FILTERS
Publication number
20250032997
Publication date
Jan 30, 2025
REPLIGEN CORPORATION
MICHAEL BRANSBY
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
MEMBRANE, COMPOSITE MEMBRANE, MEMBRANE ELECTRODE ASSEMBLY AND WATER...
Publication number
20250025842
Publication date
Jan 23, 2025
TOKYO INSTITUTE OF TECHNOLOGY
Takeo YAMAGUCHI
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Application
POLY(IONIC LIQUID)S COMPOSITE FOR ABSORPTION AND SEPARATION
Publication number
20250025830
Publication date
Jan 23, 2025
W.L. GORE & ASSOCIATES, INC.
Shaofeng Ran
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Membrane Distiller and Membrane Distillation Assembly Comprising Su...
Publication number
20250025835
Publication date
Jan 23, 2025
NSS Water Enhancement Technology AB
Björn Holmström
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
MONOLAYER, COMPOSITE, GAS SEPARATION MATERIAL, FILTER, GAS SEPARATI...
Publication number
20250010248
Publication date
Jan 9, 2025
JCCL, INC.
Yu HOSHINO
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
POROUS MEMBRANE PREPARED BY STRETCHING HEAT-TREATED SHEET CONTAININ...
Publication number
20240424452
Publication date
Dec 26, 2024
CHEMOURS-MITSUI FLUOROPRODUCTS CO., LTD.
KEN MIURA
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Porous PTFE Article with Hydrophilic Coating
Publication number
20240416288
Publication date
Dec 19, 2024
Donaldson Company, Inc.
Joe A. Jaye
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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
LIGAND-MODIFIED FILTER AND METHODS FOR REDUCING METALS FROM LIQUID...
Publication number
20240367116
Publication date
Nov 7, 2024
Entegris, Inc.
James HAMZIK
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
RECYCLABLE ELECTRET FILTERING MEMBRANE, PREPARATION METHOD THEREFOR...
Publication number
20240342661
Publication date
Oct 17, 2024
SOUTH CHINA UNIVERSITY OF TECHNOLOGY
Rongrong CAI
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Energy-Saving System And Method For Direct Air Capture With Precise...
Publication number
20240342641
Publication date
Oct 17, 2024
ZHEJIANG UNIVERSITY
Tao Wang
C01 - INORGANIC CHEMISTRY
Information
Patent Application
APPARATUS AND METHOD FOR REMOVING BUBBLES FROM FLUID SAMPLE WITH SL...
Publication number
20240335766
Publication date
Oct 10, 2024
Siemens Healthcare Diagnostics Inc.
Janine Cox
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
ATOMIC LAYER DEPOSITION OF FILTRATION MEDIA
Publication number
20240325990
Publication date
Oct 3, 2024
Donaldson Company, Inc.
David D. Lauer
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
SPACER FILM WITH INTEGRATED LAMINATION STRIP
Publication number
20240325983
Publication date
Oct 3, 2024
Entegris, Inc.
John P. Puglia
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Direct Removal of Carbon Dioxide from Oceanwater based on a Composi...
Publication number
20240317610
Publication date
Sep 26, 2024
Capture Corp.
Soomin Kim
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Application
MEMBRANE ASSEMBLY FOR MEMBRANE ENERGY EXCHANGER
Publication number
20240316504
Publication date
Sep 26, 2024
Nortek Air Solutions Canada, Inc
Philip Paul LePoudre
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
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
Information
Patent Application
THIN-FILM COMPOSITE MEMBRANES HAVING IMPROVED ADHESION BETWEEN LAYE...
Publication number
20240299887
Publication date
Sep 12, 2024
Compact Membrane Systems, Inc.
Sudipto MAJUMDAR
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
POWER-TO-WATER BATTERY AND USES THEREOF
Publication number
20240286075
Publication date
Aug 29, 2024
City University of Hong Kong
Wei WU
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
MICROPOROUS LAYER
Publication number
20240278195
Publication date
Aug 22, 2024
Toyota Jidosha Kabushiki Kaisha
Hidenari YAMAMOTO
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL