Sand or gravel filters

Industry

CPC
B01D2101/04

This industry / category may be too specific. Please go to a parent level for more data

Parent Industries

BPERFORMING OPERATIONS TRANSPORTING B01Physical, chemical processing B01DSEPARATION B01D2101/00Types of filters having loose filtering material

Current Industry

B01D2101/04Sand or gravel filters

Industries

Please log in for detailed analytics

Patents Grantslast 30 patents

Information Patent Grant
Water filtration and aeration unit
- Patent number 12,252,415
- Issue date Mar 18, 2025
- WETS LLC
- Keyur Gorji
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Media retention plate for a block underdrain system
- Patent number 12,246,271
- Issue date Mar 11, 2025
- De Nora Water Technologies, LLC
- Rehan A Mukadam
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Integrated rapid treatment system for nuclear medical radioactive w...
- Patent number 12,176,119
- Issue date Dec 24, 2024
- Southwest University of Science and Technology
- Xiaoqin Nie
- G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information Patent Grant
Devices and methods for moving, removing and/or installing one or m...
- Patent number 12,083,451
- Issue date Sep 10, 2024
- Roberts Marketing DE, Inc.
- R. Lee Roberts
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Fluid filtering apparatus and method
- Patent number 12,064,716
- Issue date Aug 20, 2024
- Albert Patterson
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Apparatus and method to prevent downward flow of liquid during a ga...
- Patent number 12,059,637
- Issue date Aug 13, 2024
- Roberts Marketing DE, Inc.
- Matthew Roberts
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Automatic sand filter system controller
- Patent number 12,053,723
- Issue date Aug 6, 2024
- Saudi Arabian Oil Company
- Hussain Saud Al-Sada
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Portable modular filter system
- Patent number 12,030,001
- Issue date Jul 9, 2024
- Kyle Nap
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Paper capillary lateral flow fluid filter for bacterial and nanomet...
- Patent number 11,938,423
- Issue date Mar 26, 2024
- New York University in Abu Dhabi Corporation
- Sunil Kumar
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Sand filter LED status light
- Patent number 11,779,863
- Issue date Oct 10, 2023
- Evoqua Water Technologies LLC
- Steven Nicolich
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Fluid filtering apparatus and method
- Patent number 11,738,293
- Issue date Aug 29, 2023
- Albert Patterson
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Photovoltaic evaporation and distillation system for the recycling...
- Patent number 11,655,170
- Issue date May 23, 2023
- Tod DuBois
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Sand filter LED status light
- Patent number 11,541,333
- Issue date Jan 3, 2023
- Evoqua Water Technologies LLC
- Steven Nicolich
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Water filtration apparatus and process
- Patent number 11,413,558
- Issue date Aug 16, 2022
- Gautham Parangusa Das
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Supercoil filtration unit
- Patent number 11,305,234
- Issue date Apr 19, 2022
- King Abdulaziz University
- Iqbal Ahmed Moujdin
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Nutrient removal filtration system and method
- Patent number 11,253,798
- Issue date Feb 22, 2022
- Oldcastle Infrastructure, Inc.
- Thomas Happel
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Devices and methods for moving, removing and/or installing one or m...
- Patent number 11,090,586
- Issue date Aug 17, 2021
- Roberts Marketing DE, Inc.
- R. Lee Roberts
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Animal waste filter
- Patent number 11,027,997
- Issue date Jun 8, 2021
- Brian Moore
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Mobile microalgae harvesting
- Patent number 10,851,511
- Issue date Dec 1, 2020
- Utah Valley University
- Kevin Shurtleff
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Integrated unit for intake and pretreatment with local backwashing
- Patent number 10,702,804
- Issue date Jul 7, 2020
- I.D.E. Technologies Ltd.
- Boris Liberman
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Continuous water filtration, disinfection and conservation system
- Patent number 10,526,225
- Issue date Jan 7, 2020
- GREEN CROWN WATER SYSTEMS LLC
- Emmanuel Moya
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Paving element having drainage channels and pavement system incorpo...
- Patent number 10,494,770
- Issue date Dec 3, 2019
- F. von Langsdorff Licensing Limited
- Harald von Langsdorff
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Portable apparatus and methods for analyzing injection fluids
- Patent number 10,436,693
- Issue date Oct 8, 2019
- Chevron U.S.A. Inc.
- Varadarajan Dwarakanath
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Modular distribution and collection assemblies, filter assemblies,...
- Patent number 10,406,456
- Issue date Sep 10, 2019
- Intuitech, Inc.
- Eric J. Hoopes
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Filtered drinking straw
- Patent number 10,307,005
- Issue date Jun 4, 2019
- LaMonte′ D. Pierce
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Waste-movement system for aquarium
- Patent number 10,292,373
- Issue date May 21, 2019
- Anthony Bugeja
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information Patent Grant
Infiltration intake system for revetment wall
- Patent number 10,272,367
- Issue date Apr 30, 2019
- Hitachi Zosen Corporation
- Masaki Inui
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Nutrient removal filtration system and method
- Patent number 10,183,240
- Issue date Jan 22, 2019
- Suntree Technologies Holdings, LLC
- Thomas Happel
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Portable apparatus and methods for analyzing injection fluids
- Patent number 10,168,265
- Issue date Jan 1, 2019
- Chevron U.S.A. Inc.
- Varadarajan Dwarakanath
- G01 - MEASURING TESTING
Information Patent Grant
Method and apparatus for treating liquid containing impurities
- Patent number 10,112,847
- Issue date Oct 30, 2018
- Parkson Corporation
- Adrian Streng
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
Hydraulic sludge recovery system
- Publication number 20250099880
- Publication date Mar 27, 2025
- Sebastien Tilmans
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
WATER FILTRATION APPARATUS AND PROCESS
- Publication number 20250099879
- Publication date Mar 27, 2025
- Gautham Parangusa DAS
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
PORTABLE MODULAR FILTER SYSTEM
- Publication number 20250041766
- Publication date Feb 6, 2025
- Kyle Nap
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
DEVICE AND METHOD FOR HARMLESS TREATMENT AND REGENERATION OF WASTE...
- Publication number 20240390828
- Publication date Nov 28, 2024
- INNER MONGOLIA UNIVERSITY OF TECHNOLOGY
- Chang LIU
- B22 - CASTING POWDER METALLURGY
Information Patent Application
DEVICES AND METHODS FOR MOVING, REMOVING AND/OR INSTALLING ONE OR M...
- Publication number 20240390822
- Publication date Nov 28, 2024
- Roberts Marketing De, Inc.
- R. Lee Roberts
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
MEDIA RETENTION PLATE FOR A BLOCK UNDERDRAIN SYSTEM
- Publication number 20240335770
- Publication date Oct 10, 2024
- De Nora Water Technologies, LLC
- Rehan A. Mukadam
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Water Filtration System
- Publication number 20240308877
- Publication date Sep 19, 2024
- Teena Kulakowski
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Application
System And Method For Wastewater Treatment Including Use of Micropo...
- Publication number 20240294406
- Publication date Sep 5, 2024
- Agsmart, Inc.
- Loren L. Losh
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Application
LAYERED MEDIA BACKWASH WITH INTERNAL DRAFT TUBE
- Publication number 20240246011
- Publication date Jul 25, 2024
- SIEMENS ENERGY, INC.
- Philip A. Burclaff
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
LIQUID CONTAINMENT AND FILTRATION DEVICE
- Publication number 20240189742
- Publication date Jun 13, 2024
- YARDNEY WATER MANAGEMENT SYSTEMS INC.
- Chris PHILLIPS
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
FLUID FILTERING APPARATUS AND METHOD
- Publication number 20230364530
- Publication date Nov 16, 2023
- Albert Patterson
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Sand Filter LED Status Light
- Publication number 20230090606
- Publication date Mar 23, 2023
- Evoqua Water Technologies LLC
- Steven Nicolich
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Application
METHOD AND SYSTEM FOR DETERMINING LIQUID LEVELS IN SAND FILTERS AND...
- Publication number 20230059255
- Publication date Feb 23, 2023
- Saudi Arabian Oil Company
- Mashhour Abdullah Basurrah
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
APPARATUS AND METHOD TO PREVENT DOWNWARD FLOW OF LIQUID DURING A GA...
- Publication number 20230053228
- Publication date Feb 16, 2023
- Roberts Marketing De, Inc.
- Matthew Roberts
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
AUTOMATIC SAND FILTER SYSTEM CONTROLLER
- Publication number 20220274035
- Publication date Sep 1, 2022
- Saudi Arabian Oil Company
- Hussain Saud Al-Sada
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Multilayer Media Bed Filter with Improved Backwash
- Publication number 20220176276
- Publication date Jun 9, 2022
- Neptune-Benson LLC
- Alain Silverwood
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Nutrient Removal Filtration System and Method
- Publication number 20220134258
- Publication date May 5, 2022
- OLDCASTLE INFRASTRUCTURE, INC.
- Thomas Happel
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Paper Capillary Lateral Flow Fluid Filter for Bacterial and Nanomet...
- Publication number 20220118381
- Publication date Apr 21, 2022
- New York University in Abu Dhabi corporation
- Sunil Kumar
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
DEVICES AND METHODS FOR MOVING, REMOVING AND/OR INSTALLING ONE OR M...
- Publication number 20210339173
- Publication date Nov 4, 2021
- Roberts Marketing De, Inc.
- R. Lee Roberts
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
PORTABLE MODULAR FILTER SYSTEM
- Publication number 20210069615
- Publication date Mar 11, 2021
- Kyle Nap
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Application
NUTRIENT REMOVAL FILTRATION SYSTEM AND METHOD
- Publication number 20200316496
- Publication date Oct 8, 2020
- OLDCASTLE INFRASTRUCTURE, INC.
- Thomas Happel
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
APPARATUS AND METHOD FOR LIQUID REFLUX SUCTION-FILTER-PUMP
- Publication number 20200164292
- Publication date May 28, 2020
- Cuong Manh Vu
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Application
DEVICES AND METHODS FOR MOVING, REMOVING AND/OR INSTALLING ONE OR M...
- Publication number 20200114284
- Publication date Apr 16, 2020
- Roberts Marketing De, Inc.
- R. Lee Roberts
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
METHOD AND APPARATUS FOR FILTRATION OF POLLUTED LIQUID
- Publication number 20200094171
- Publication date Mar 26, 2020
- Erik Michelsen
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
ANIMAL WASTE FILTER
- Publication number 20190367394
- Publication date Dec 5, 2019
- EB HOMES
- Ahmed Ismaiel
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Application
INTEGRATED UNIT FOR INTAKE AND PRETREATMENT WITH LOCAL BACKWASHING
- Publication number 20190118119
- Publication date Apr 25, 2019
- I.D.E. TECHNOLOGIES LTD.
- Boris LIBERMAN
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Application
TAIL WATER DECENTRALIZED TREATMENT AND DRAINAGE SYSTEM OF SEWAGE TR...
- Publication number 20190047888
- Publication date Feb 14, 2019
- Powerchina Huadong Engineering Corporation Limited
- Yi JIN
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Application
SELF-REGENERATING BIOFILTER
- Publication number 20190047876
- Publication date Feb 14, 2019
- United States of America as Represented by The Secretary of The Army
- Martin Page
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Application
Paving Element Having Drainage Channels and Pavement System Incorpo...
- Publication number 20180327978
- Publication date Nov 15, 2018
- F. von Langsdorff Licensing Limited
- Harald von Langsdorff
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
WASTE-MOVEMENT SYSTEM FOR AQUARIUM
- Publication number 20180116186
- Publication date May 3, 2018
- Anthony BUGEJA
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING

Sand or gravel filters

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Water filtration and aeration unit

Media retention plate for a block underdrain system

Integrated rapid treatment system for nuclear medical radioactive w...

Devices and methods for moving, removing and/or installing one or m...

Fluid filtering apparatus and method

Apparatus and method to prevent downward flow of liquid during a ga...

Automatic sand filter system controller

Portable modular filter system

Paper capillary lateral flow fluid filter for bacterial and nanomet...

Sand filter LED status light

Fluid filtering apparatus and method

Photovoltaic evaporation and distillation system for the recycling...

Sand filter LED status light

Water filtration apparatus and process

Supercoil filtration unit

Nutrient removal filtration system and method

Devices and methods for moving, removing and/or installing one or m...

Animal waste filter

Mobile microalgae harvesting

Integrated unit for intake and pretreatment with local backwashing

Continuous water filtration, disinfection and conservation system

Paving element having drainage channels and pavement system incorpo...

Portable apparatus and methods for analyzing injection fluids

Modular distribution and collection assemblies, filter assemblies,...

Filtered drinking straw

Waste-movement system for aquarium

Infiltration intake system for revetment wall

Nutrient removal filtration system and method

Portable apparatus and methods for analyzing injection fluids

Method and apparatus for treating liquid containing impurities

Patents Applicationslast 30 patents

Hydraulic sludge recovery system

WATER FILTRATION APPARATUS AND PROCESS

PORTABLE MODULAR FILTER SYSTEM

DEVICE AND METHOD FOR HARMLESS TREATMENT AND REGENERATION OF WASTE...

DEVICES AND METHODS FOR MOVING, REMOVING AND/OR INSTALLING ONE OR M...

MEDIA RETENTION PLATE FOR A BLOCK UNDERDRAIN SYSTEM

Water Filtration System

System And Method For Wastewater Treatment Including Use of Micropo...

LAYERED MEDIA BACKWASH WITH INTERNAL DRAFT TUBE

LIQUID CONTAINMENT AND FILTRATION DEVICE

FLUID FILTERING APPARATUS AND METHOD

Sand Filter LED Status Light

METHOD AND SYSTEM FOR DETERMINING LIQUID LEVELS IN SAND FILTERS AND...

APPARATUS AND METHOD TO PREVENT DOWNWARD FLOW OF LIQUID DURING A GA...

AUTOMATIC SAND FILTER SYSTEM CONTROLLER

Multilayer Media Bed Filter with Improved Backwash

Nutrient Removal Filtration System and Method

Paper Capillary Lateral Flow Fluid Filter for Bacterial and Nanomet...

DEVICES AND METHODS FOR MOVING, REMOVING AND/OR INSTALLING ONE OR M...

PORTABLE MODULAR FILTER SYSTEM

NUTRIENT REMOVAL FILTRATION SYSTEM AND METHOD

APPARATUS AND METHOD FOR LIQUID REFLUX SUCTION-FILTER-PUMP

DEVICES AND METHODS FOR MOVING, REMOVING AND/OR INSTALLING ONE OR M...

METHOD AND APPARATUS FOR FILTRATION OF POLLUTED LIQUID

ANIMAL WASTE FILTER

INTEGRATED UNIT FOR INTAKE AND PRETREATMENT WITH LOCAL BACKWASHING

TAIL WATER DECENTRALIZED TREATMENT AND DRAINAGE SYSTEM OF SEWAGE TR...

SELF-REGENERATING BIOFILTER

Paving Element Having Drainage Channels and Pavement System Incorpo...

WASTE-MOVEMENT SYSTEM FOR AQUARIUM