Downward filtration without specifications about the filter material supporting means

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CPC
B01D24/205

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BPERFORMING OPERATIONS TRANSPORTING B01Physical, chemical processing B01DSEPARATION B01D24/00Filters comprising loose filtering material

Current Industry

B01D24/205Downward filtration without specifications about the filter material supporting means

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Patents Grantslast 30 patents

Information Patent Grant
Aquarium skimmer devices, systems, and methods
- Patent number 11,895,991
- Issue date Feb 13, 2024
- Robert Douglas Schmidt
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
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
Clearing device
- Patent number 10,737,199
- Issue date Aug 11, 2020
- Doppstadt Familienholding GmbH
- Ferdinand Doppstadt
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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
Apparatus and method for removing impurities from water or wastewater
- Patent number 10,463,995
- Issue date Nov 5, 2019
- Roberts Marketing DE, Inc.
- R. Lee Roberts
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Apparatus for removing impurities from water or wastewater
- Patent number 10,376,817
- Issue date Aug 13, 2019
- Roberts Marketing DE, Inc.
- R. Lee Roberts
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Composition, device, and method for biological air sampling
- Patent number 10,227,631
- Issue date Mar 12, 2019
- Edward Sobek
- C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information Patent Grant
Water processing filter and manufacturing method therefor
- Patent number 10,023,475
- Issue date Jul 17, 2018
- Kuraray Co., Ltd.
- Satoru Arita
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Aquarium system
- Patent number 9,913,460
- Issue date Mar 13, 2018
- Fredrick Charles Pino
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Apparatus for removing impurities from water or wastewater and a me...
- Patent number 9,731,228
- Issue date Aug 15, 2017
- Roberts Marketing DE, Inc.
- R. Lee Roberts
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Method for washing a filter for filtering water or wastewater
- Patent number 9,468,869
- Issue date Oct 18, 2016
- Roberts Marketing DE, Inc.
- R. Lee Roberts
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Composition, device, and method for biological air sampling
- Patent number 9,170,178
- Issue date Oct 27, 2015
- Edward Sobek
- G01 - MEASURING TESTING
Information Patent Grant
Method for filtering surface water with thin supernatant layer and...
- Patent number 6,685,835
- Issue date Feb 3, 2004
- Aquatrium
- Laurent Probst
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Method and apparatus for treating stormwater runoff
- Patent number 6,569,321
- Issue date May 27, 2003
- Larry Steven Coffman
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Pipe gallery for water filtration systems
- Patent number 6,521,126
- Issue date Feb 18, 2003
- David K. Wyness
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Method for cleaning sand in a sand bed
- Patent number 6,306,309
- Issue date Oct 23, 2001
- Weda Poolcleaner AB
- Anders Ekenbäck
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Method and apparatus for treating stormwater runoff
- Patent number 6,277,274
- Issue date Aug 21, 2001
- Larry Steven Coffman
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Apparatus for cleaning a pool bottom having a sand bed
- Patent number 6,228,256
- Issue date May 8, 2001
- Weda Poolcleaner AB
- Anders Ekenbäck
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Liquid filtration system
- Patent number 5,714,077
- Issue date Feb 3, 1998
- British Nuclear Fuels plc
- David John Brown
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Launder with baffle system and regulatable air discharge structure
- Patent number 5,286,392
- Issue date Feb 15, 1994
- Baker Hughes Incorporated
- Edward M. Shea
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Launder with baffle system for recovering filtration media in solution
- Patent number 5,227,077
- Issue date Jul 13, 1993
- Baker Hughes Incorporated
- Edward M. Shea
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Flotation method for purification of a liquid from solid and liquid...
- Patent number 5,130,029
- Issue date Jul 14, 1992
- Oiva Suutarinen
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Method for naturally drying mineral pulps
- Patent number 4,911,848
- Issue date Mar 27, 1990
- Eramet-SLN (formerly Societe Metallurgique le Nickel-SLN
- Jean-Louis Cardini
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Slow sand filters
- Patent number 4,911,831
- Issue date Mar 27, 1990
- Thames Water Authority
- Roger Davison
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Solid waste retriever
- Patent number 4,872,977
- Issue date Oct 10, 1989
- Davis G. Jackson
- B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
Information Patent Grant
Device for cleaning liquids in sand filters
- Patent number 4,655,908
- Issue date Apr 7, 1987
- Stubinen Utreckling AB
- Gillis Franzen
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Method for naturally drying mineral pulps
- Patent number 4,579,664
- Issue date Apr 1, 1986
- Societe Metallurgique le Nickel-SLN
- Jean L. Cardini
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Filtering apparatus
- Patent number 4,482,457
- Issue date Nov 13, 1984
- Carex Process AB
- Sten F. Jacquet
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Particulate filter backwash outlet
- Patent number 4,478,726
- Issue date Oct 23, 1984
- Blue Circle Projects (Proprietary) Limited
- Richard P. Moore
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Waste water filtration and sludge removal system
- Patent number 4,190,534
- Issue date Feb 26, 1980
- Armco Steel Corporation
- Everette L. Wyatt
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
AQUARIUM SKIMMER DEVICES, SYSTEMS, AND METHODS
- Publication number 20240251765
- Publication date Aug 1, 2024
- Robert Douglas Schmidt
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Application
APPARATUS FOR PREVENTING IMPURITIES IN A WASHING FLUID FROM CLOGGIN...
- Publication number 20240238699
- Publication date Jul 18, 2024
- Roberts Marketing De, Inc.
- R. Lee Roberts
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Application
AQUARIUM SKIMMER DEVICES, SYSTEMS, AND METHODS
- Publication number 20220159937
- Publication date May 26, 2022
- Robert Douglas Schmidt
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information Patent Application
SUBTERRANEAN GRAVITY-FLOW GRAYWATER FILTRATION APPARATUS AND SYSTEM
- Publication number 20220032214
- Publication date Feb 3, 2022
- LeVon Morris
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Application
APPARATUS FOR REMOVING IMPURITIES FROM WATER OR WASTEWATER AND A ME...
- Publication number 20200016517
- Publication date Jan 16, 2020
- ROBERTS MARKETING DE, INC.
- R. Lee Roberts
- 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
CLEARING DEVICE
- Publication number 20190291026
- Publication date Sep 26, 2019
- Doppstadt Familienholding GmbH
- Ferdinand DOPPSTADT
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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
Aquarium System
- Publication number 20180007873
- Publication date Jan 11, 2018
- Fredrick Charles Pino
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information Patent Application
APPARATUS FOR REMOVING IMPURITIES FROM WATER OR WASTEWATER AND A ME...
- Publication number 20170304748
- Publication date Oct 26, 2017
- Roberts Marketing De, Inc.
- R. Lee Roberts
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
WATER PROCESSING FILTER AND MANUFACTURING METHOD THEREFOR
- Publication number 20150266751
- Publication date Sep 24, 2015
- Kuraray Chemical Co., Ltd.
- Satoru Arita
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
APPARATUS FOR REMOVING IMPURITIES FROM WATER OR WASTEWATER AND A ME...
- Publication number 20150068988
- Publication date Mar 12, 2015
- Roberts Marketing De, Inc.
- R. Lee Roberts
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
COMPOSITION, DEVICE, AND METHOD FOR BIOLOGICAL AIR SAMPLING
- Publication number 20130273520
- Publication date Oct 17, 2013
- Edward Sobek
- C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information Patent Application
Apparatus for removing impurities from water or wastewater and a me...
- Publication number 20120111777
- Publication date May 10, 2012
- R. Lee Roberts
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Pipe gallery for water filtration systems
- Publication number 20020162783
- Publication date Nov 7, 2002
- David K. Wyness
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Method and apparatus for treating stormwater runoff
- Publication number 20010045383
- Publication date Nov 29, 2001
- Larry Steven Coffman
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Method and apparatus for cleaning a pool bottom having a sand bed
- Publication number 20010004974
- Publication date Jun 28, 2001
- Weda Poolcleaner AB.
- Anders Ekenback
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL

Downward filtration without specifications about the filter material supporting means

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Aquarium skimmer devices, systems, and methods

Animal waste filter

Clearing device

Integrated unit for intake and pretreatment with local backwashing

Apparatus and method for removing impurities from water or wastewater

Apparatus for removing impurities from water or wastewater

Composition, device, and method for biological air sampling

Water processing filter and manufacturing method therefor

Aquarium system

Apparatus for removing impurities from water or wastewater and a me...

Method for washing a filter for filtering water or wastewater

Composition, device, and method for biological air sampling

Method for filtering surface water with thin supernatant layer and...

Method and apparatus for treating stormwater runoff

Pipe gallery for water filtration systems

Method for cleaning sand in a sand bed

Method and apparatus for treating stormwater runoff

Apparatus for cleaning a pool bottom having a sand bed

Liquid filtration system

Launder with baffle system and regulatable air discharge structure

Launder with baffle system for recovering filtration media in solution

Flotation method for purification of a liquid from solid and liquid...

Method for naturally drying mineral pulps

Slow sand filters

Solid waste retriever

Device for cleaning liquids in sand filters

Method for naturally drying mineral pulps

Filtering apparatus

Particulate filter backwash outlet

Waste water filtration and sludge removal system

Patents Applicationslast 30 patents

AQUARIUM SKIMMER DEVICES, SYSTEMS, AND METHODS

APPARATUS FOR PREVENTING IMPURITIES IN A WASHING FLUID FROM CLOGGIN...

AQUARIUM SKIMMER DEVICES, SYSTEMS, AND METHODS

SUBTERRANEAN GRAVITY-FLOW GRAYWATER FILTRATION APPARATUS AND SYSTEM

APPARATUS FOR REMOVING IMPURITIES FROM WATER OR WASTEWATER AND A ME...

ANIMAL WASTE FILTER

CLEARING DEVICE

INTEGRATED UNIT FOR INTAKE AND PRETREATMENT WITH LOCAL BACKWASHING

Aquarium System

APPARATUS FOR REMOVING IMPURITIES FROM WATER OR WASTEWATER AND A ME...

WATER PROCESSING FILTER AND MANUFACTURING METHOD THEREFOR

APPARATUS FOR REMOVING IMPURITIES FROM WATER OR WASTEWATER AND A ME...

COMPOSITION, DEVICE, AND METHOD FOR BIOLOGICAL AIR SAMPLING

Apparatus for removing impurities from water or wastewater and a me...

Pipe gallery for water filtration systems

Method and apparatus for treating stormwater runoff

Method and apparatus for cleaning a pool bottom having a sand bed