Membership
Tour
Register
Log in
Gravity filters
Follow
Industry
CPC
B01D23/00
This industry / category may be too specific. Please go to a parent level for more data
Parent Industries
B
PERFORMING OPERATIONS TRANSPORTING
B01
Physical, chemical processing
B01D
SEPARATION
Current Industry
B01D23/00
Gravity filters
Sub Industries
B01D23/005
making filtering elements, not provided for elesewhere
B01D23/02
with fixed filter bodies
B01D23/04
with filter bags filtering from the inside
B01D23/06
with rigid tubular bodies
B01D23/08
with saucer-shaped filtering elements
B01D23/10
with loose filter material
B01D23/12
with filtering material supported on louvred sides
B01D23/14
carbon filters
B01D23/16
Sand or gravel filters
B01D23/18
Bottoms of filter beds
B01D23/20
Feed or discharge devices
B01D23/205
Special adaptation of spray heads therefor
B01D23/24
Regeneration of the filter material in the filter
B01D23/26
integrally combined with devices for controlling the filtration
B01D23/28
Filter funnels Holders therefor
Industries
Overview
Organizations
People
Information
Impact
Please log in for detailed analytics
Patents Grants
last 30 patents
Information
Patent Grant
Oxygenator with pressure relief and sampling
Patent number
12,318,519
Issue date
Jun 3, 2025
Terumo Kabushiki Kaisha
Takashi Saito
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
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
Self-purging water pressure regulator and reverse osmosis system ha...
Patent number
12,318,731
Issue date
Jun 3, 2025
Michael Spanos
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
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
Fabrication of reinforced anion exchange membranes
Patent number
12,319,800
Issue date
Jun 3, 2025
HYDROLITE LTD
Charly David Azra
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Composite semi-permeable membrane
Patent number
12,318,738
Issue date
Jun 3, 2025
Toray Industries, Inc.
Takaaki Yasuda
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Device for purifying drinking water in multiple stages
Patent number
12,319,604
Issue date
Jun 3, 2025
INSTRACTION GMBH
Martin Welter
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Gas separation membranes
Patent number
12,318,736
Issue date
Jun 3, 2025
Norwegian University of Science and Technology (NTNU)
Liyuan Deng
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Hemofilter for in vivo blood filtration
Patent number
12,318,522
Issue date
Jun 3, 2025
The Regents of the University of California
Shuvo Roy
F28 - HEAT EXCHANGE 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
Device and method for the microbiological examination of washing ma...
Patent number
12,312,630
Issue date
May 27, 2025
Meducomp GmbH
Jürgen Cyganek
C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information
Patent Grant
Filtration membrane unit, holder holding same, filtration system in...
Patent number
12,311,319
Issue date
May 27, 2025
Meidensha Corporation
Hiroshi Noguchi
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Recovering heavy hydrocarbons from plastic materials and geoformation
Patent number
12,312,446
Issue date
May 27, 2025
Mansour S. Bader
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Artificial lung device
Patent number
12,311,088
Issue date
May 27, 2025
Nipro Corporation
Shunsuke Kikumoto
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Field flow fractionator configured to prevent leakage
Patent number
12,313,606
Issue date
May 27, 2025
Wyatt Technology, LLC
Steven P. Trainoff
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Use of extended surfactants in process membrane cleaning
Patent number
12,311,320
Issue date
May 27, 2025
Ecolab USA Inc.
Paul Frazer Schacht
A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
Information
Patent Grant
Manifold assemblies for filters
Patent number
12,311,292
Issue date
May 27, 2025
AMOGREENTECH CO., LTD.
Jae Kyung Song
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Method for separating organic zinc catalyst using filtering membrane
Patent number
12,312,442
Issue date
May 27, 2025
LG Chem, Ltd.
Kyung Min Min
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Modular element for reverse osmosis filtering devices
Patent number
12,311,317
Issue date
May 27, 2025
FIL.TECH SRL
Roberto Amaduzzi
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Potting process and apparatus
Patent number
12,311,318
Issue date
May 27, 2025
Gambro Lundia AB
Steffen Wagner
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Anti-fouling and semi-permeable membrane
Patent number
12,311,321
Issue date
May 27, 2025
Aquaporin A/S
Nur Amalyna Binte Azman
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
MOF-clay-polymer composite membrane with dispersed filler constitue...
Patent number
12,311,322
Issue date
May 27, 2025
The Government of the United States as represented by the Secretary of the Army
Matthew A Browe
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Apparatuses for purification of gel droplets supporting biological...
Patent number
12,303,806
Issue date
May 20, 2025
Duke University
Zhaohui Wang
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Reverse osmosis membrane treatment system and reverse osmosis membr...
Patent number
12,303,833
Issue date
May 20, 2025
Organo Corporation
Yuki Nakamura
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Thermoelectric air gap membrane distillation system and process
Patent number
12,303,837
Issue date
May 20, 2025
King Fahd University of Petroleum & Minerals
Dahiru Umar Lawal
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Patterned nanofiber arrays assembled through patterned filtration
Patent number
12,303,839
Issue date
May 20, 2025
LINTEC OF AMERICA, INC.
Marcio D. Lima
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Coupling system of supercritical carbon dioxide cycle power generat...
Patent number
12,305,259
Issue date
May 20, 2025
BYD Company Limited
Yuegeng Ma
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Hydrophobic membranes and membrane distillation methods
Patent number
12,303,836
Issue date
May 20, 2025
Entegris, Inc.
Vinay Goel
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Patents Applications
last 30 patents
Information
Patent Application
COMPOSITE MEMBRANE FOR DESALINATION
Publication number
20250178930
Publication date
Jun 5, 2025
KING FAHD UNIVERSITY OF PETROLEUM AND MINERALS
Ali Shaikh ASROF
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
NICKEL OXIDE (NiO)-DECORATED CERAMIC-ALUMINA POLYMERIC MEMBRANE FOR...
Publication number
20250177926
Publication date
Jun 5, 2025
KING FAHD UNIVERSITY OF PETROLEUM AND MINERALS
Umair BAIG
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
HEAT EXCHANGER INTEGRATION WITH MEMBRANE SYSTEM FOR EVAPORATOR PRE-...
Publication number
20250180261
Publication date
Jun 5, 2025
Via Separations, Inc.
Kyle VANZANDT
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
SYSTEM FOR BUILD SEPARATION FROM A CURING INTERFACE IN AN ADDITIVE...
Publication number
20250178281
Publication date
Jun 5, 2025
Stratasys, Inc.
Christopher Prucha
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
METHOD OF RECOVERING LITHIUM FROM A LITHIUM SOURCE
Publication number
20250177923
Publication date
Jun 5, 2025
SCHLUMBERGER TECHNOLOGY CORPORATION
Florence Binet
C01 - INORGANIC CHEMISTRY
Information
Patent Application
APPARATUS FOR MANUFACTURING SEMICONDUCTOR DEVICE, SEMICONDUCTOR DEV...
Publication number
20250178153
Publication date
Jun 5, 2025
Taiwan Semiconductor Manufacturing Company, Ltd.
Chwen YU
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Application
Heat Driven Osmosis Water and Power Generator
Publication number
20250177881
Publication date
Jun 5, 2025
Lonnie G. Johnson
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
IN-SITU REPAIR METHOD FOR THE SURFACE OF PA MEMBRANE AFTER THE DEST...
Publication number
20250177924
Publication date
Jun 5, 2025
Northwestern Polytechnical University
Miao TIAN
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
ISOLATION OF CARBON DIOXIDE USING A HALOGEN GAS
Publication number
20250170525
Publication date
May 29, 2025
Deóis Chiaráin Mac Séamuis Ua Cearnaigh
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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
POLYMERIZED HEMOGLOBIN SIZE FRACTIONATED VIA TANGENTIAL FLOW FILTRA...
Publication number
20250169491
Publication date
May 29, 2025
Ohio State Innovation Foundation
Andre PALMER
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
METHOD FOR PREPARING LOOSE CROSS-SECTIONAL ASYMMETRIC ISOPOROUS MEM...
Publication number
20250170530
Publication date
May 29, 2025
ZHEJIANG UNIVERSITY OF TECHNOLOGY
Zhuan YI
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
POLYAMIDE THIN FILM COMPOSITE MEMBRANES FOR NANOFILTRATION
Publication number
20250170531
Publication date
May 29, 2025
KING FAHD UNIVERSITY OF PETROLEUM AND MINERALS
Abdul WAHEED
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
FLOW DISTRIBUTOR AND VOID REDUCTION DEVICE
Publication number
20250170497
Publication date
May 29, 2025
MERCK MILLIPORE LTD.
Sean Foley
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
METHODS FOR MAKING CHARGED ULTRAFILTRATION MEMBRANES AND USES THERE...
Publication number
20250170529
Publication date
May 29, 2025
fairlife, LLC
Stephen Michael Christopher RITCHIE
A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
Information
Patent Application
SYSTEM, METHOD AND SEPARATING COLUMN FOR SEPARATING SUBSTANCES IN A...
Publication number
20250172528
Publication date
May 29, 2025
PLASMION GMBH
Jan-Christoph WOLF
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Closed Bioprocessing Device
Publication number
20250170500
Publication date
May 29, 2025
EMD Millipore Corporation
Michael James Susienka
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
LITHIUM ION CONDUCTING MEMBRANES
Publication number
20250170533
Publication date
May 29, 2025
UChicago Argonne, LLC
John N. Hryn
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Application
Method and Apparatus for the Separation or Combination of Fluids
Publication number
20250170528
Publication date
May 29, 2025
The University of Manchester
Sebastian James Allender Leaper
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
AUTOMATED MEMBRANE CLEANING MODULE
Publication number
20250161849
Publication date
May 22, 2025
Blue Origin, LLC
Gil Hurwitz
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
PROCESS AND PRODUCT
Publication number
20250161879
Publication date
May 22, 2025
GEO40 LIMITED
Campbell McNicoll
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
POROUS HOLLOW FIBER MEMBRANE AND METHOD FOR PRODUCING POROUS HOLLOW...
Publication number
20250161883
Publication date
May 22, 2025
Asahi Kasei Kabushiki Kaisha
Norihito TANAKA
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
FLUID FILTRATION FOR SEMICONDUCTOR PROCESSING
Publication number
20250161840
Publication date
May 22, 2025
Taiwan Semiconductor Manufacturing Company Limited
Chia Pao CHANG
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SEPARATE TYPE BOTTLE TOP FILTER DEVICE
Publication number
20250161881
Publication date
May 22, 2025
UMTR CO. LTD.
Sung Ryul PARK
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
ZINC IMIDAZOLE SALICYLALDOXIME-BASED ADSORPTIVE MEMBRANES FOR REMOV...
Publication number
20250161886
Publication date
May 22, 2025
THE BOARD OF REGENTS OF THE UNIVERSITY OF OKLAHOMA
Ngoc Thi-Nhu BUI
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
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
Information
Patent Application
SEPARATION MEMBRANE MODULE
Publication number
20250161884
Publication date
May 22, 2025
NGK Insulators, Ltd.
Kazuki IIDA
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
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
Information
Patent Application
LITHIUM RECOVERY SYSTEM FOR BLACK MASS
Publication number
20250163543
Publication date
May 22, 2025
DOOSAN ENERBILITY CO., LTD.
Jang Yong YOU
H01 - BASIC ELECTRIC ELEMENTS