Recirculation with an external loop

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CPC
C02F2301/046

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CCHEMISTRY METALLURGY C02Water treatment C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE C02F2301/00General aspects of water treatment

Current Industry

C02F2301/046Recirculation with an external loop

Industries

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Patents Grantslast 30 patents

Information Patent Grant
Method for wastewater treatment
- Patent number 12,365,614
- Issue date Jul 22, 2025
- INLAND ENVIRONMENTAL RESOURCES, INC.
- Douglas G. Kelley
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Lithium purification and conversion
- Patent number 12,351,471
- Issue date Jul 8, 2025
- Schlumberger Technology Corporation
- Dominic Vincent Perroni
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Systems and processes for injecting gas-infused additives
- Patent number 12,351,481
- Issue date Jul 8, 2025
- Ecolab USA Inc.
- Franklin Defraine Mackin
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Separator system for use in agricultural processing
- Patent number 12,351,489
- Issue date Jul 8, 2025
- SAFE FOODS CORPORATION
- Steve Huff
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Neutralization/water separation tank for esterified product and neu...
- Patent number 12,337,262
- Issue date Jun 24, 2025
- LG Chem, Ltd.
- Yeon Uk Choo
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Deionization system with heat management
- Patent number 12,330,966
- Issue date Jun 17, 2025
- Robert Bosch GmbH
- Jake Christensen
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Fertigation water treatment
- Patent number 12,325,646
- Issue date Jun 10, 2025
- University of Guelph
- Serge Levesque
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information Patent Grant
Apparatus and method for biological treatment of organic wastewater
- Patent number 12,319,601
- Issue date Jun 3, 2025
- Ebara Jitsugyo Co., Ltd.
- Toshihiro Tanaka
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Grey water treatment and recycling system, grey water treatment and...
- Patent number 12,312,269
- Issue date May 27, 2025
- DFM DEPANNAGES FOURNITURES MAINTENANCE
- Bruno Ponzi
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Systems and methods for water treatment and storage
- Patent number 12,312,265
- Issue date May 27, 2025
- Source Global, PBC
- Grant Friesen
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Energy efficient decentralized wastewater reuse system incorporatin...
- Patent number 12,304,849
- Issue date May 20, 2025
- Dana K. Ripley
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Method and system for treating ultrapure water
- Patent number 12,297,130
- Issue date May 13, 2025
- Evoqua Water Technologies LLC
- Boris Eliosov
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Recirculating aquaculture system using biofloc fermenter and aquapo...
- Patent number 12,290,054
- Issue date May 6, 2025
- Republic of Korea (National Fisheries Research and Development Institute)
- Jeongho Lee
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information Patent Grant
Methods, apparatus, and systems for detecting and removing micropla...
- Patent number 12,291,464
- Issue date May 6, 2025
- Aizaco Limited Company
- Carlos Alberto Hernandez Gutierrez
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Water purification apparatus and method
- Patent number 12,286,369
- Issue date Apr 29, 2025
- Geyser Remediation LLC
- Nikolas C.-J. Franceschi-Hofmann
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Electrodialysis systems with decreased concentration gradients at h...
- Patent number 12,274,982
- Issue date Apr 15, 2025
- TexOPCO, LLC
- Xin Li
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Variable pulsed ionic waste stream reclamation system and method
- Patent number 12,269,765
- Issue date Apr 8, 2025
- Fluent Technologies, LLC
- Philip C. Shehane
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Desalination device using solvent extraction method, and desalinati...
- Patent number 12,269,754
- Issue date Apr 8, 2025
- Korea University Research and Business Foundation
- Jae Woo Lee
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Wastewater treatment system
- Patent number 12,264,091
- Issue date Apr 1, 2025
- HOLM ENVIRONMENTAL ENERGY RESOURCES LLC
- Pio S. Lombardo
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Method and device for anaerobic digestion
- Patent number 12,252,424
- Issue date Mar 18, 2025
- Orege
- Patrice Capeau
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
System and method for recovering ammonia from an ammonia-containing...
- Patent number 12,252,428
- Issue date Mar 18, 2025
- Process Limited
- Robert Eden
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
System and method for treating evaporator blowdown
- Patent number 12,252,425
- Issue date Mar 18, 2025
- Veolia Water Technologies, Inc.
- Mark C. Nicholson
- B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...
Information Patent Grant
Atmospheric water generator with water cooling system
- Patent number 12,246,283
- Issue date Mar 11, 2025
- WATERGEN LTD.
- Sharon Dulberg
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Multipass water filter
- Patent number 12,246,971
- Issue date Mar 11, 2025
- Bluewater Innovations AB
- Johan Wennerström
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Water treatment system and method
- Patent number 12,246,978
- Issue date Mar 11, 2025
- Hyperion Water Technologies LLC
- Julian Fisher
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Mobile processing system for hazardous and radioactive isotope removal
- Patent number 12,234,172
- Issue date Feb 25, 2025
- John Raymont
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Systems and methods for producing ultrapure water for semiconductor...
- Patent number 12,221,371
- Issue date Feb 11, 2025
- Taiwan Semiconductor Manufacturing Company, Ltd
- En Tian Lin
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Cascade water recycling intelligent system for shale gas exploitation
- Patent number 12,221,358
- Issue date Feb 11, 2025
- TIANJIN UNIVERSITY
- Li He
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Low energy ejector desalination system
- Patent number 12,221,360
- Issue date Feb 11, 2025
- BECHTEL ENERGY TECHNOLOGIES & SOLUTIONS, INC.
- Jorge T. Aguinaldo
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Lithium purification and conversion
- Patent number 12,215,035
- Issue date Feb 4, 2025
- Schlumberger Technology Corporation
- Dominic Perroni
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE

Patents Applicationslast 30 patents

Information Patent Application
SYSTEM AND METHOD FOR TREATMENT OF AMMONIA IN A FEED WATER STREAM
- Publication number 20250236540
- Publication date Jul 24, 2025
- FLUENCE WATER PRODUCTS AND INNOVATION LTD
- Neri NATHAN
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Application
SYSTEMS AND METHODS OF REMOVING TOXIC SUBSTANCES FROM WATER USING V...
- Publication number 20250236547
- Publication date Jul 24, 2025
- PERCA, INC.
- Russell V. Davis
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Application
Water Treatment System and Method
- Publication number 20250223211
- Publication date Jul 10, 2025
- Hyperion Water Technologies LLC
- Randy A. Galgon
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
METHOD AND DEVICE FOR MONITORING CHLORINE IN A POOL
- Publication number 20250223205
- Publication date Jul 10, 2025
- ECOLAB USA INC.
- Eugene Tokhtuev
- G01 - MEASURING TESTING
Information Patent Application
METHODS OF PROCESSING BRINE COMPRISING LITHIUM
- Publication number 20250222406
- Publication date Jul 10, 2025
- BL Technologies, Inc.
- Zamir ALAM
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
MOBILE WASHING AND DETAILING SYSTEMS
- Publication number 20250214118
- Publication date Jul 3, 2025
- Primo IP Holder, LLC
- Jonathan Christopher
- B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information Patent Application
PROCESS FOR TREATMENT OF MINE CONTACT WATER
- Publication number 20250206646
- Publication date Jun 26, 2025
- Teck Resources Limited
- Jose Alberto GONZALEZ
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Application
CONTINUOUS IN-SITU THERAPEUTIC TREATMENT SYSTEM FOR FISH IN FRESHWA...
- Publication number 20250185632
- Publication date Jun 12, 2025
- Salmoclinic Spa
- Hans Jorg Kossmann Perl
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Application
SUSTAINABLE NUTRIENT WATER RECOVERY BY HYBRID ELECTRODIALYSIS - FOR...
- Publication number 20250186948
- Publication date Jun 12, 2025
- Oregon State University
- Xue Jin
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Self-Blending Pressurized Modular Nitrate Reduction System
- Publication number 20250187960
- Publication date Jun 12, 2025
- ATEC Water Systems, LLC
- Lee Odell
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Application
ATMOSPHERIC WATER GENERATOR WITH WATER COOLING SYSTEM
- Publication number 20250186941
- Publication date Jun 12, 2025
- WATERGEN LTD.
- Sharon DULBERG
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
CASCADING, RECIRCULATING WATER DEIONIZATION SYSTEMS
- Publication number 20250178934
- Publication date Jun 5, 2025
- ROBERT BOSCH GmbH
- Jake CHRISTENSEN
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Application
DECENTRALIZED BIOSOLIDS CONVERSION SYSTEMS AND METHODS
- Publication number 20250171344
- Publication date May 29, 2025
- EPIC CLEANTEC INC.
- Aaron Tartakovsky
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Application
SYSTEMS AND METHODS FOR TREATING WASTEWATER AND PROVIDING CLASS A S...
- Publication number 20250154038
- Publication date May 15, 2025
- Advanced Innovators, Inc.
- Robert Whiteman
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Application
Low Energy Ejector Desalination System
- Publication number 20250145499
- Publication date May 8, 2025
- Bechtel Energy Technologies & Solutions, Inc.
- Jorge T. Aguinaldo
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
WATER TREATMENT OF SMALL WATER RESERVOIRS WITH LIMITED INFRASTRUCTU...
- Publication number 20250145502
- Publication date May 8, 2025
- Atlantium Technologies Ltd
- Ytzhak ROZENBERG
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Mobile Processing System for Hazardous and Radioactive Isotope Removal
- Publication number 20250145509
- Publication date May 8, 2025
- Veolia Nuclear Solutions, Inc.
- John Raymont
- G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information Patent Application
WATER DISPENSING APPARATUS
- Publication number 20250136426
- Publication date May 1, 2025
- Peter GLASS
- B67 - OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS LIQUID...
Information Patent Application
DIAFILTRATION-NANOFILTRATION-REVERSE OSMOSIS FOR BRINE MANAGEMENT
- Publication number 20250135404
- Publication date May 1, 2025
- Nanyang Technological University
- Vinh Hien TRUONG
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Application
WATER PURIFICATION APPARATUS, AND A METHOD FOR CONTROLLING A WATER...
- Publication number 20250128209
- Publication date Apr 24, 2025
- GAMBRO LUNDIA AB
- Peter SENDELIUS
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
HARMFUL SUBSTANCE REMOVAL SYSTEM AND METHOD
- Publication number 20250128183
- Publication date Apr 24, 2025
- HEARTLAND WATER TECHNOLOGY, INC.
- Craig Clerkin
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
PROCESS AND SYSTEM FOR WATER TREATMENT IN OFFSHORE OIL PRODUCTION F...
- Publication number 20250122101
- Publication date Apr 17, 2025
- Petroleo Brasileiro S.A. - PETROBRAS
- Silvio EDEGAR WESCHENFELDER
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
PHOTOCATALYTIC PANEL REACTOR FOR THE ANAEROBIC PHOTOREFORMING OF WA...
- Publication number 20250122108
- Publication date Apr 17, 2025
- UNIVERSITAT ROVIRA I VIRGILI
- Alberto PUGA
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Application
WET AIR OXIDATION OF WASTEWATER SLUDGE SOLIDS
- Publication number 20250122111
- Publication date Apr 17, 2025
- Lummus Technology LLC
- Chad Felch
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Application
FLOW DISTRIBUTOR FOR BATCH OR SEMI-BATCH HYPERFILTRATION SYSTEM
- Publication number 20250114745
- Publication date Apr 10, 2025
- DDP SPECIALTY ELECTRONIC MATERIALS US, LLC
- Robert HUEHMER
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Application
LITHIUM RECOVERY FROM BRINE
- Publication number 20250101544
- Publication date Mar 27, 2025
- Avonlea Technology Holdings Corp.
- Ronald Otto LINCZ
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
PRODUCTION METHOD AND PRODUCTION DEVICE FOR WATER FOR PURE WATER, A...
- Publication number 20250091925
- Publication date Mar 20, 2025
- NOMURA MICRO SCIENCE CO., LTD.
- Masamitsu IIYAMA
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
SPA WATER TREATMENT SYSTEM
- Publication number 20250092705
- Publication date Mar 20, 2025
- King Technology, Inc.
- Eric Barton
- E04 - BUILDING
Information Patent Application
AUTOMATED INDOOR GROWING APPARATUSES AND RELATED METHODS
- Publication number 20250081897
- Publication date Mar 13, 2025
- 80 ACRES URBAN AGRICULTURE INC.
- Kees Breukel
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information Patent Application
SYSTEMS AND METHODS FOR RECYCLING WATER
- Publication number 20250074795
- Publication date Mar 6, 2025
- William Tally
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE

Recirculation with an external loop

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Method for wastewater treatment

Lithium purification and conversion

Systems and processes for injecting gas-infused additives

Separator system for use in agricultural processing

Neutralization/water separation tank for esterified product and neu...

Deionization system with heat management

Fertigation water treatment

Apparatus and method for biological treatment of organic wastewater

Grey water treatment and recycling system, grey water treatment and...

Systems and methods for water treatment and storage

Energy efficient decentralized wastewater reuse system incorporatin...

Method and system for treating ultrapure water

Recirculating aquaculture system using biofloc fermenter and aquapo...

Methods, apparatus, and systems for detecting and removing micropla...

Water purification apparatus and method

Electrodialysis systems with decreased concentration gradients at h...

Variable pulsed ionic waste stream reclamation system and method

Desalination device using solvent extraction method, and desalinati...

Wastewater treatment system

Method and device for anaerobic digestion

System and method for recovering ammonia from an ammonia-containing...

System and method for treating evaporator blowdown

Atmospheric water generator with water cooling system

Multipass water filter

Water treatment system and method

Mobile processing system for hazardous and radioactive isotope removal

Systems and methods for producing ultrapure water for semiconductor...

Cascade water recycling intelligent system for shale gas exploitation

Low energy ejector desalination system

Lithium purification and conversion

Patents Applicationslast 30 patents

SYSTEM AND METHOD FOR TREATMENT OF AMMONIA IN A FEED WATER STREAM

SYSTEMS AND METHODS OF REMOVING TOXIC SUBSTANCES FROM WATER USING V...

Water Treatment System and Method

METHOD AND DEVICE FOR MONITORING CHLORINE IN A POOL

METHODS OF PROCESSING BRINE COMPRISING LITHIUM

MOBILE WASHING AND DETAILING SYSTEMS

PROCESS FOR TREATMENT OF MINE CONTACT WATER

CONTINUOUS IN-SITU THERAPEUTIC TREATMENT SYSTEM FOR FISH IN FRESHWA...

SUSTAINABLE NUTRIENT WATER RECOVERY BY HYBRID ELECTRODIALYSIS - FOR...

Self-Blending Pressurized Modular Nitrate Reduction System

ATMOSPHERIC WATER GENERATOR WITH WATER COOLING SYSTEM

CASCADING, RECIRCULATING WATER DEIONIZATION SYSTEMS

DECENTRALIZED BIOSOLIDS CONVERSION SYSTEMS AND METHODS

SYSTEMS AND METHODS FOR TREATING WASTEWATER AND PROVIDING CLASS A S...

Low Energy Ejector Desalination System

WATER TREATMENT OF SMALL WATER RESERVOIRS WITH LIMITED INFRASTRUCTU...

Mobile Processing System for Hazardous and Radioactive Isotope Removal

WATER DISPENSING APPARATUS

DIAFILTRATION-NANOFILTRATION-REVERSE OSMOSIS FOR BRINE MANAGEMENT

WATER PURIFICATION APPARATUS, AND A METHOD FOR CONTROLLING A WATER...

HARMFUL SUBSTANCE REMOVAL SYSTEM AND METHOD

PROCESS AND SYSTEM FOR WATER TREATMENT IN OFFSHORE OIL PRODUCTION F...

PHOTOCATALYTIC PANEL REACTOR FOR THE ANAEROBIC PHOTOREFORMING OF WA...

WET AIR OXIDATION OF WASTEWATER SLUDGE SOLIDS

FLOW DISTRIBUTOR FOR BATCH OR SEMI-BATCH HYPERFILTRATION SYSTEM

LITHIUM RECOVERY FROM BRINE

PRODUCTION METHOD AND PRODUCTION DEVICE FOR WATER FOR PURE WATER, A...

SPA WATER TREATMENT SYSTEM

AUTOMATED INDOOR GROWING APPARATUSES AND RELATED METHODS

SYSTEMS AND METHODS FOR RECYCLING WATER