ClassID:

86615

C02F2209/23 - CPC Classification

Classification description:

Controlling or monitoring parameters in water treatment O

Sub-classes:
Recent Application in this class:
#1
20250073763
2025-03-06

SYSTEMS FOR GROUNDWATER REMEDIATION AND METHODS OF GROUNDWATER REMEDIATION IN GEOLOGICAL FORMATIONS

#2
20250059071
2025-02-20

Regulation of Onsite Peroxide Generation for Improved Peroxone Advanced Oxidative Process Control

#3
20240425392
2024-12-26

ELECTROLYTIC LIQUID GENERATION SYSTEM AND CONTROL SYSTEM

#4
20240375984
2024-11-14

METHOD AND SYSTEM FOR WASTEWATER RECLAMATION

#5
20240279094
2024-08-22

CONTROL OF OZONE DOSING WITH BIO-ELECTROCHEMICAL SENSOR

#6
20240279078
2024-08-22

METHOD FOR SANITIZING WATER SUPPLY SYSTEM

#7
20240076210
2024-03-07

ULTRASONIC SCALER HAVING AN OZONATED WATER SYSTEM

#8
20240043294
2024-02-08

Pulsed power supply for sustainable redox agent supply for hydrogen abatement during electrochemical hypochlorite generation

#9
20230322595
2023-10-12

Wastewater Ozone Treatment

#10
20230212044
2023-07-06

UNIT AND METHOD FOR DECOMPOSING OZONE, AND SUBSTRATE TREATING APPARATUS INCLUDING THE UNIT

#11
20230166988
2023-06-01

Systems and methods for ozone water generator

#12
20230126491
2023-04-27

AQUEOUS OZONE GENERATOR CARTRIDGE

#13
20230118796
2023-04-20

Treatment system and method for drinking water

#14
20230113840
2023-04-13

SYSTEMS AND METHODS FOR WATER PRODUCTION, TREATMENT, ADJUSTMENT AND STORAGE

#15
20220411297
2022-12-29

Systems for controlled treatment of water with ozone and related methods therefor

#16
20220372637
2022-11-24

Process and Apparatus for Production of Ozone

#17
20220347330
2022-11-03

AQUEOUS OZONE SANITIZING SYSTEM

#18
20220234921
2022-07-28

DISINFECTION SYSTEM CAPABLE OF DIRECTLY GENERATING OZONE WATER IN WATER PIPE WITH ON-OFF CONTROL DEVICE

#19
20220212971
2022-07-07

Wash water processing apparatus and sterilization and water-purification apparatus, and wash water processing method

#20
20220204371
2022-06-30

System and method for treating waste water

#21
20220162099
2022-05-26

Wastewater treatment device and wastewater treatment method

#22
20220073388
2022-03-10

Method for sanitizing water supply system

#23
20220024795
2022-01-27

Aqueous ozone generator cartridge with a water treatment manifold

#24
20220024794
2022-01-27

Docking ozone generator cartridge for ozonating water

#25
20220024785
2022-01-27

Aqueous ozone generator controller and methods

#26
20220023474
2022-01-27

Aqueous ozone sanitizing system with ozone generator cartridge docking station

#27
20220023453
2022-01-27

Hand sanitizing aqueous ozone spray chamber

#28
20210403358
2021-12-30

Removal of ozone from process streams with ultraviolet radiation

#29
20210395911
2021-12-23

Implementation of feedback control for improved electrochemical system design

#30
20210310713
2021-10-07

ICE MACHINE CLEANING APPARATUS

#31
20210139351
2021-05-13

Pulsed power supply for sustainable redox agent supply for hydrogen abatement during electrochemical hypochlorite generation

#32
20210139350
2021-05-13

Systems and methods for ozone water generation cell with integrated detection

#33
20210130966
2021-05-06

Half-cell electrochemical configurations for self-cleaning electrochlorination devices

#34
20210130964
2021-05-06

Ozone water generation system

#35
20210053014
2021-02-25

MEMBRANE CLEANING DEVICE AND MEMBRANE CLEANING METHOD

#36
20210047213
2021-02-18

Faucet configured to discharge ozone water

#37
20210024383
2021-01-28

Systems and methods for ozone water generator

#38
20200216343
2020-07-09

Wastewater treatment device and wastewater treatment method

#39
20200140299
2020-05-07

Systems for controlled treatment of water with ozone and related methods therefor

#40
20190315633
2019-10-17

OZONE SENSOR

#41
20190193034
2019-06-27

Gas-dissolved liquid producing apparatus

#42
20190165388
2019-05-30

Coolant purification

#43
20190112210
2019-04-18

Accelerated oxidation treatment method and accelerated oxidation treatment device

#44
20190092662
2019-03-28

Wastewater treatment device and wastewater treatment method

#45
20190084840
2019-03-21

METHOD AND APPARATUS FOR AUTOMATIC FLOW CONTROL FOR PRODUCING EFFECTIVELY TREATED WATER WITH A CHEMICAL TREATMENT SUCH AS OZONE

#46
20180282184
2018-10-04

Method of disinfection of drinking water using ozone and silver cations

#47
20180221825
2018-08-09

WATER TREATMENT METHOD AND WATER TREATMENT APPARATUS

#48
20180009686
2018-01-11

Recirculating, purifying, disinfecting, cooling, decontaminating feedback controlled water system for drinking water and other uses to improve health and well being of animals and humans

#49
20170362107
2017-12-21

Water treatment apparatus and water treatment method

#50
20170267553
2017-09-21

Electrolyzed water composition

#51
20170190598
2017-07-06

Device for UV-LED liquid monitoring and treatment

#52
20170166267
2017-06-15

Aerodynamic device for motor-vehicle

#53
20160361693
2016-12-15

Ozone water supply method and ozone water supply device

#54
20160289085
2016-10-06

Automatic flow control based on sensed effectiveness indicators to produce effectively treated water with a portable water treatment unit

#55
20160197364
2016-07-07

Coolant purification

#56
20150377772
2015-12-31

Aqueous ozone monitor utilizing gas stripping

#57
20150129419
2015-05-14

Ozone water generating device

#58
20150048032
2015-02-19

System and method for controlling the chemical properties of a body of liquid

#59
20140291253
2014-10-02

System and method for measuring and treating a liquid stream

#60
20140263689
2014-09-18

Ozone shower device

#61
20140110338
2014-04-24

Water treatment apparatus and method

#62
20140027379
2014-01-30

RO system and method for disinfecting lines of the RO system

#63
20130186835
2013-07-25

Method and system for providing ultrapure water

#64
20130140231
2013-06-06

Method for sludge ozonation in a wastewater treatment system

#65
20130134087
2013-05-30

Separating apparatus and method

#66
20130075345
2013-03-28

Gas dispersion apparatus for improved gas-liquid mass transfer

#67
20130043164
2013-02-21

COAL SEAM GAS FRACKING SYSTEMS AND METHODS

#68
20130025074
2013-01-31

METHOD FOR OPERATING A WATER-CONTAINING APPLIANCE AND WATER-CONTAINING APPLIANCE

#69
20120267318
2012-10-25

WATER TREATMENT SYSTEMS AND METHODS

#70
20120228404
2012-09-13

SYSTEMS AND METHODS FOR DELIVERING A LIQUID HAVING A DESIRED DISSOLVED GAS CONCENTRATION

#71
20120138155
2012-06-07

DEVICE FOR ADDING GAS TO FLUIDS

#72
20120080379
2012-04-05

Method and production plant for producing sterile water

#73
20110259832
2011-10-27

Method and plant for the treatment of wastewater with a view to eliminating the adverse endocrine effect and/or the toxic or genotoxic effect thereof

#74
20110226705
2011-09-22

Apparatus and method for dissolution of ozone in water and catalytic oxidation

#75
20110210267
2011-09-01

Actinic radiation reactor

#76
20110210266
2011-09-01

Method of irradiating a liquid

#77
20110210077
2011-09-01

Method and system for providing ultrapure water

#78
20110210048
2011-09-01

System for controlling introduction of a reducing agent to a liquid stream

#79
20110209530
2011-09-01

Method for measuring a concentration of a compound in a liquid stream

#80
20110147283
2011-06-23

WATER TREATMENT FOR COOLING TOWERS AND LARGE COMMERCIAL PONDS USING A NON-CHEMICAL RESIDUAL PROGRAM

#81
20110079519
2011-04-07

WATER OUTFLOW FITTING AND METHOD FOR OPERATING SUCH A WATER OUTFLOW FITTING

#82
20110068060
2011-03-24

Waste water treatment systems and methods

#83
20110031190
2011-02-10

Ozone Delivery System Including Gas-Fluid Contacting Devices And Methods Of Use

#84
20110031172
2011-02-10

Ozone Delivery System Including Gas-Fluid Contacting Devices And Methods Of Use

#85
20110011736
2011-01-20

Disposable Cartridge for an Electrolytic Cell

#86
20100327095
2010-12-30

Water treatment systems and methods

#87
20100326912
2010-12-30

PROCESS FOR PRODUCING RECLAIMED WATER

#88
20100243580
2010-09-30

HYPEROXIDATION ADVANCED OXIDATIVE TREATMENT OF WATER

#89
20100219137
2010-09-02

Water treatment apparatus and method

#90
20100143201
2010-06-10

MAINTENANCE FREE OXIDIZER GENERATION AND APPLICATIO DEVICE FOR ENVIRONMENTAL MICROBIOLOGICAL CONTROL

#91
20090206019
2009-08-20

WATER TREATMENT APPARATUS

#92
20090200231
2009-08-13

Methods and device for enhancement of anaerobic digestion

#93
20090127196
2009-05-21

Method for recycling wastewater

#94
20080272064
2008-11-06

Rainwater treatment process

#95
20080245738
2008-10-09

METHOD AND SYSTEM FOR PROVIDING ULTRAPURE WATER

#96
20080245737
2008-10-09

METHOD AND SYSTEM FOR PROVIDING ULTRAPURE WATER

#97
20080203035
2008-08-28

WATER TREATMENT METHOD AND WATER TREATMENT APPARATUS

#98
20080116149
2008-05-22

System and method for the disinfection of irrigation water

#99
20080060947
2008-03-13

Electrode for electrolysis, electrolytic process using the electrode, and electrolytic apparatus using them

#100
20070034230
2007-02-15

Method and system for producing ozonized deionized water

#101
20070023273
2007-02-01

Method of sterilization and electrolytic water ejecting apparatus

#102
20060151896
2006-07-13

Method of centrifugally generating ozonated water and system thereof

#103
20060070959
2006-04-06

Poultry processing water recovery and re-use process

#104
20050249631
2005-11-10

Method and apparatus for ozone disinfection of water supply pipelines

#105
20050218082
2005-10-06

System for predicting reduction in concentration of a target material in a flow of fluid

#106
20050189302
2005-09-01

Viral inactivation using ozone

#107
20050155938
2005-07-21

Treatment of aircraft water systems using ozone

#108
20050125911
2005-06-16

Method for operating a water-containing appliance and water-containing appliance

#109
20050115909
2005-06-02

Method for supply of constant-concentration ozonated water

#110
20050087498
2005-04-28

Ozone delivery system including gas-fluid contacting devices and methods of use

#111
20050056301
2005-03-17

Method and system for cleaning semiconductor elements

#112
20050051498
2005-03-10

Ozone delivery system including a variable pitch gas-fluid contact device

#113
20050051497
2005-03-10

Viral inactivation using ozone

#114
20050006316
2005-01-13

Use of ozone for controlling growth of organisms

#115
18888218
2025-05-20

Aqua-ozone hygienization

#116
18628680
2024-11-12

Food preparation disinfection treatment methods

#117
17504980
2022-04-05

Ozone supply unit with network of auxiliary compartments containing mixing assemblies for generating aqueous ozone solution

#118
16588073
2020-03-24

Systems for creating an oxidation reduction potential (ORP) in water for pathogenic cleansing and/or degreasing of hard surfaces and equipment