Multistep treatment

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CPC
C02F3/121

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CCHEMISTRY METALLURGY C02Water treatment C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE C02F3/00Biological treatment of water, waste water, or sewage

Current Industry

C02F3/121Multistep treatment

Industries

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Patents Grantslast 30 patents

Information Patent Grant
Method for removing dissolved organic compounds from wastewater
- Patent number 12,172,913
- Issue date Dec 24, 2024
- Kemira Oyj
- Göran Bäckman
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Container-type apparatus with a suspended particle system for waste...
- Patent number 12,161,953
- Issue date Dec 10, 2024
- WESDON-TIENDA ENVIRONMENTAL SCIENCES CO. LTD.
- Jingxu Zhu
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Biofilm carrier media in moving bed biofilm reactor processes
- Patent number 12,110,243
- Issue date Oct 8, 2024
- Veolia Water Solutions & Technologies Support
- Per Magnusson
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Phosphorus control for waste streams from glyphosate manufacturing...
- Patent number 11,964,892
- Issue date Apr 23, 2024
- Monsanto Technology LLC
- Peng Lei
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Method for biologically treating ammonium perchlorate with pooling...
- Patent number 11,873,242
- Issue date Jan 16, 2024
- ARIANEGROUP SAS
- Aurélie Mano
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
System for cleaning wastewater
- Patent number 11,866,355
- Issue date Jan 9, 2024
- Nanjing University
- Haidong Hu
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Biological phosphorus and nitrogen removal in activated sludge proc...
- Patent number 11,807,562
- Issue date Nov 7, 2023
- DENTRO-P, LLC
- Thomas E. Coleman
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Integration of fermentation and gasification
- Patent number 11,772,994
- Issue date Oct 3, 2023
- LanzaTech, Inc.
- Robert John Conrado
- C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information Patent Grant
Organic wastewater treatment apparatus
- Patent number 11,731,891
- Issue date Aug 22, 2023
- Kubota Corporation
- Soichiro Yatsugi
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Pretreatment of produced water to facilitate improved metal extraction
- Patent number 11,685,676
- Issue date Jun 27, 2023
- Katz Water Tech, LLC
- Michael R. Pavia
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Reduction of substances in contaminated fluids using a naturally oc...
- Patent number 11,685,675
- Issue date Jun 27, 2023
- NUVODA LLC
- Jason Calhoun
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Method for treating organic wastewater, and device for treating org...
- Patent number 11,643,345
- Issue date May 9, 2023
- Kubota Corporation
- Soichiro Yatsugi
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Method for high efficiency biological phosphorus and nitrogen remov...
- Patent number 11,643,348
- Issue date May 9, 2023
- DENTRO-P, LLC
- Thomas E. Coleman
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Methods for enhancing the dewaterability of sludge with enzyme trea...
- Patent number 11,623,885
- Issue date Apr 11, 2023
- Novozymes A/S
- Mingjia Zhang
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Processes for treatment of wastewater
- Patent number 11,577,979
- Issue date Feb 14, 2023
- The University of British Columbia
- Vikramaditya Ganapati Yadav
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Cerium-lanthanum treatment method for reduction of contaminants in...
- Patent number 11,530,148
- Issue date Dec 20, 2022
- Neo Water Treatment, LLC
- Pamela Leigh Cornish
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Nano iron biological coupling device for organic wastewater and its...
- Patent number 11,479,488
- Issue date Oct 25, 2022
- Tongji University
- Nuo Liu
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Water purification system and filtration block
- Patent number 11,457,616
- Issue date Oct 4, 2022
- QUABIT, INC.
- Kiyofumi Saito
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Method of treating sludge
- Patent number 11,440,828
- Issue date Sep 13, 2022
- Veolia Water Solutions & Technologies Support
- Hong W. Zhao
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Operating method for organic wastewater treatment apparatus and org...
- Patent number 11,434,157
- Issue date Sep 6, 2022
- Kubota Corporation
- Soichiro Yatsugi
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Method for a water treatment in a system comprising at least one se...
- Patent number 11,407,664
- Issue date Aug 9, 2022
- Veolia Water Solutions & Technologies Support
- Romain Lemaire
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Cow excreta treatment apparatus and method
- Patent number 11,365,143
- Issue date Jun 21, 2022
- Daehwan Rhu
- C05 - FERTILISERS MANUFACTURE THEREOF
Information Patent Grant
Phosphorus control for waste streams from glyphosate manufacturing...
- Patent number 11,279,644
- Issue date Mar 22, 2022
- Monsanto Technology LLC
- Peng Lei
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Sequestration of macronutrients from anaerobic wastewater treatment...
- Patent number 11,225,427
- Issue date Jan 18, 2022
- The Regents of the University of Colorado
- Mark T. Hernandez
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Sequencing batch reactor for sewage treatment and sewage treatment...
- Patent number 11,180,392
- Issue date Nov 23, 2021
- DOOSAN HEAVY INDUSTRIES & CONSTRUCTION CO. LTD.
- Hwan Chul Cho
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Method for treating and recycling waste slurry in bobbin paper prod...
- Patent number 11,180,390
- Issue date Nov 23, 2021
- Jiangnan University
- Shuo Wang
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Method of operating an upflow backwash filter
- Patent number 11,097,966
- Issue date Aug 24, 2021
- John H. Reid
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Integration of fermentation and gasification
- Patent number 11,097,967
- Issue date Aug 24, 2021
- LanzaTech, Inc.
- Robert John Conrado
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Vermicomposting method and system for conversion and treatment of o...
- Patent number 11,059,733
- Issue date Jul 13, 2021
- Collin Tirman
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Cerium-lanthanum treatment method for reduction of contaminants in...
- Patent number 10,988,395
- Issue date Apr 27, 2021
- Neo Chemicals & Oxides, LLC
- Pamela Leigh Cornish
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
Biofilm Carrier Media in Moving Bed Biofilm Reactor Processes
- Publication number 20240425398
- Publication date Dec 26, 2024
- VEOLIA WATER SOLUTIONS & TECHNOLOGIES SUPPORT
- Per MAGNUSSON
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Application
Bioreactor for Home Septic Unit
- Publication number 20240368013
- Publication date Nov 7, 2024
- Eros G. Kaw
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Application
WASTEWATER TREATMENT USING AEROBIC TREATMENT WITH BRUSHITE PRECIPIT...
- Publication number 20240343621
- Publication date Oct 17, 2024
- Centrifuge-Systems LLC
- Hiroko Yoshida
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Application
BIOLOGICAL TREATMENT METHOD AND BIOLOGICAL TREATMENT SYSTEM
- Publication number 20240308890
- Publication date Sep 19, 2024
- Metawater Co., Ltd.
- Tetsuya YANASE
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Application
INCLINED PLATE BAFFLED A2O REACTOR WITH HIGH OXYGEN TRANSFER EFFICI...
- Publication number 20240262728
- Publication date Aug 8, 2024
- Yuxi Normal University
- Changbing YE
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Application
METHOD AND SYSTEM FOR CONTINUOUS-FLOW AEROBIC GRANULAR SLUDGE PROCE...
- Publication number 20240190738
- Publication date Jun 13, 2024
- AQSEPTENCE GROUP (HANGZHOU) CO., LTD.
- Jiansan ZHANG
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Application
STRAIGHT-LINE SEWAGE TREATMENT SYSTEM FOR ENHANCED TREATMENT OF LOW...
- Publication number 20240092664
- Publication date Mar 21, 2024
- Tongji University
- Lin Wang
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Application
Method and device to optimize plug flow in an aerobic biological wa...
- Publication number 20230357063
- Publication date Nov 9, 2023
- HaskoningDHV Nederland B.V.
- Andreas Giesen
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Application
Cerium-Lanthanum Treatment Method For Reduction of Contaminants in...
- Publication number 20230183113
- Publication date Jun 15, 2023
- Neo Chemicals & Oxides, LLC
- Pamela Leigh Cornish
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
METHOD FOR TREATING WASTEWATER
- Publication number 20220402790
- Publication date Dec 22, 2022
- KEMIRA OYJ
- Sakari HALTTUNEN
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Application
SYSTEM FOR CLEANING WASTEWATER
- Publication number 20220356094
- Publication date Nov 10, 2022
- Nanjing University
- Haidong HU
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Application
BIOLOGICAL PHOSPHORUS AND NITROGEN REMOVAL IN ACTIVATED SLUDGE PRO...
- Publication number 20220259084
- Publication date Aug 18, 2022
- dTEC Systems L.L.C
- Thomas E. Coleman
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Application
METHOD FOR REMOVING DISSOLVED ORGANIC COMPOUNDS FROM WASTEWATER
- Publication number 20220234923
- Publication date Jul 28, 2022
- KEMIRA OYJ
- Göran BÄCKMAN
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Application
System and Method for Treating Wastewater That Includes Biosorption...
- Publication number 20220194831
- Publication date Jun 23, 2022
- VEOLIA WATER SOLUTIONS & TECHNOLOGIES SUPPORT
- Argun O. Erdogan
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Application
METHOD FOR BIOLOGICALLY TREATING AMMONIUM PERCHLORATE WITH POOLING...
- Publication number 20220153619
- Publication date May 19, 2022
- ARIANEGROUP SAS
- Aurélie MANO
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Application
MULTISTAGE SEPARATION REACTION TANK AND METHOD FOR TREATING SEWAGE...
- Publication number 20220064042
- Publication date Mar 3, 2022
- FIVE AND SIX CO., LTD.
- Jae-kyu JI
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Application
NANO IRON BIOLOGICAL COUPLING DEVICE FOR ORGANIC WASTEWATER AND ITS...
- Publication number 20220041480
- Publication date Feb 10, 2022
- Tongji University
- Nuo LIU
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Application
POLYHYDROXYALKANOATES EXTRACTION SYSTEM
- Publication number 20220010059
- Publication date Jan 13, 2022
- NATIONAL CHI NAN UNIVERSITY
- Yung-Pin TSAI
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Application
METHOD FOR HIGH EFFICIENCY BIOLOGICAL PHOSPHORUS AND NITROGEN REMOV...
- Publication number 20210403353
- Publication date Dec 30, 2021
- dTEC Systems L.L.C
- Thomas E. Coleman
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Application
INTEGRATION OF FERMENTATION AND GASIFICATION
- Publication number 20210371312
- Publication date Dec 2, 2021
- LanzaTech, Inc.
- Robert John Conrado
- C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information Patent Application
PRETREATMENT OF PRODUCED WATER TO FACILITATE IMPROVED METAL EXTRACTION
- Publication number 20210284555
- Publication date Sep 16, 2021
- Katz Water Tech, LLC
- Michael R. Pavia
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Application
Cerium-Lanthanum Treatment Method For Reduction of Contaminants in...
- Publication number 20210276901
- Publication date Sep 9, 2021
- Neo Water Treatment, LLC
- Pamela Leigh Cornish
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
OPERATING METHOD FOR ORGANIC WASTEWATER TREATMENT APPARATUS AND ORG...
- Publication number 20210206676
- Publication date Jul 8, 2021
- KUBOTA CORPORATION
- Soichiro YATSUGI
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Application
ORGANIC WASTEWATER TREATMENT APPARATUS
- Publication number 20210206677
- Publication date Jul 8, 2021
- KUBOTA CORPORATION
- Soichiro YATSUGI
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Application
METHOD FOR TREATING ORGANIC WASTEWATER, AND DEVICE FOR TREATING ORG...
- Publication number 20210179462
- Publication date Jun 17, 2021
- KUBOTA CORPORATION
- Soichiro YATSUGI
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Application
ORGANIC INDUSTRIAL TAILWATER TREATMENT METHOD BASED ON SIMULTANEOUS...
- Publication number 20210155515
- Publication date May 27, 2021
- Northeast Normal University
- Dandan ZHOU
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Application
METHOD FOR TREATING WASTEWATER VIA A FLOCCULATING MINERAL COMPOSITION
- Publication number 20210114901
- Publication date Apr 22, 2021
- William J Cox
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Application
Ballasted Activated Sludge Treatment Combined with High-Rate Liquid...
- Publication number 20210070642
- Publication date Mar 11, 2021
- Carollo Engineers, Inc.
- John Fraser
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Application
SYSTEMS AND METHODS FOR WATER AND SOLIDS TREATMENT
- Publication number 20210047214
- Publication date Feb 18, 2021
- BLUE FROG TECHNOLOGIES LLC
- Griscom BETTLE
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Application
BIOFILM CARRIER MEDIA IN MOVING BED BIOFILM REACTOR PROCESSES
- Publication number 20210047204
- Publication date Feb 18, 2021
- VEOLIA WATER SOLUTIONS & TECHNOLOGIES SUPPORT
- Per MAGNUSSON
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE

Multistep treatment

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Method for removing dissolved organic compounds from wastewater

Container-type apparatus with a suspended particle system for waste...

Biofilm carrier media in moving bed biofilm reactor processes

Phosphorus control for waste streams from glyphosate manufacturing...

Method for biologically treating ammonium perchlorate with pooling...

System for cleaning wastewater

Biological phosphorus and nitrogen removal in activated sludge proc...

Integration of fermentation and gasification

Organic wastewater treatment apparatus

Pretreatment of produced water to facilitate improved metal extraction

Reduction of substances in contaminated fluids using a naturally oc...

Method for treating organic wastewater, and device for treating org...

Method for high efficiency biological phosphorus and nitrogen remov...

Methods for enhancing the dewaterability of sludge with enzyme trea...

Processes for treatment of wastewater

Cerium-lanthanum treatment method for reduction of contaminants in...

Nano iron biological coupling device for organic wastewater and its...

Water purification system and filtration block

Method of treating sludge

Operating method for organic wastewater treatment apparatus and org...

Method for a water treatment in a system comprising at least one se...

Cow excreta treatment apparatus and method

Phosphorus control for waste streams from glyphosate manufacturing...

Sequestration of macronutrients from anaerobic wastewater treatment...

Sequencing batch reactor for sewage treatment and sewage treatment...

Method for treating and recycling waste slurry in bobbin paper prod...

Method of operating an upflow backwash filter

Integration of fermentation and gasification

Vermicomposting method and system for conversion and treatment of o...

Cerium-lanthanum treatment method for reduction of contaminants in...

Patents Applicationslast 30 patents

Biofilm Carrier Media in Moving Bed Biofilm Reactor Processes

Bioreactor for Home Septic Unit

WASTEWATER TREATMENT USING AEROBIC TREATMENT WITH BRUSHITE PRECIPIT...

BIOLOGICAL TREATMENT METHOD AND BIOLOGICAL TREATMENT SYSTEM

INCLINED PLATE BAFFLED A2O REACTOR WITH HIGH OXYGEN TRANSFER EFFICI...

METHOD AND SYSTEM FOR CONTINUOUS-FLOW AEROBIC GRANULAR SLUDGE PROCE...

STRAIGHT-LINE SEWAGE TREATMENT SYSTEM FOR ENHANCED TREATMENT OF LOW...

Method and device to optimize plug flow in an aerobic biological wa...

Cerium-Lanthanum Treatment Method For Reduction of Contaminants in...

METHOD FOR TREATING WASTEWATER

SYSTEM FOR CLEANING WASTEWATER

BIOLOGICAL PHOSPHORUS AND NITROGEN REMOVAL IN ACTIVATED SLUDGE PRO...

METHOD FOR REMOVING DISSOLVED ORGANIC COMPOUNDS FROM WASTEWATER

System and Method for Treating Wastewater That Includes Biosorption...

METHOD FOR BIOLOGICALLY TREATING AMMONIUM PERCHLORATE WITH POOLING...

MULTISTAGE SEPARATION REACTION TANK AND METHOD FOR TREATING SEWAGE...

NANO IRON BIOLOGICAL COUPLING DEVICE FOR ORGANIC WASTEWATER AND ITS...

POLYHYDROXYALKANOATES EXTRACTION SYSTEM

METHOD FOR HIGH EFFICIENCY BIOLOGICAL PHOSPHORUS AND NITROGEN REMOV...

INTEGRATION OF FERMENTATION AND GASIFICATION

PRETREATMENT OF PRODUCED WATER TO FACILITATE IMPROVED METAL EXTRACTION

Cerium-Lanthanum Treatment Method For Reduction of Contaminants in...

OPERATING METHOD FOR ORGANIC WASTEWATER TREATMENT APPARATUS AND ORG...

ORGANIC WASTEWATER TREATMENT APPARATUS

METHOD FOR TREATING ORGANIC WASTEWATER, AND DEVICE FOR TREATING ORG...

ORGANIC INDUSTRIAL TAILWATER TREATMENT METHOD BASED ON SIMULTANEOUS...

METHOD FOR TREATING WASTEWATER VIA A FLOCCULATING MINERAL COMPOSITION

Ballasted Activated Sludge Treatment Combined with High-Rate Liquid...

SYSTEMS AND METHODS FOR WATER AND SOLIDS TREATMENT

BIOFILM CARRIER MEDIA IN MOVING BED BIOFILM REACTOR PROCESSES