ClassID:

86659

C02F2303/185 - CPC Classification

Classification description:

Specific treatment goals; Removal of treatment agents after treatment The treatment agent being halogen or a halogenated compound

Recent Application in this class:
#1
20260152426
2026-06-04

SLUDGE PROCESSING AND TREATMENT METHODS

#2
20260109628
2026-04-23

FLOW TESTING AND DECHLORINATION DEVICE AND METHOD

#3
20260048011
2026-02-19

HUMIC AND FULVIC MINERAL EXTRACTION METHOD AND BEVERAGE FOR HUMAN CONSUMPTION

#4
20260022044
2026-01-22

Matchas Antioxidant Mediated Chlorine Neutralization In Water Treatment

#5
20250382206
2025-12-18

NONAQUEOUS SUSPENSIONS, METHODS AND SYSTEMS FOR TREATMENT OF WASTEWATER

#6
20250361157
2025-11-27

METHOD AND SYSTEM FOR THE REMEDIATION OF AQUATIC FACILITIES

#7
20250333345
2025-10-30

SLUDGE PROCESSING AND TREATMENT METHODS

#8
20250051203
2025-02-13

MICROORGANISM CONTAMINATION PREVENTION METHOD FOR WATER SYSTEM

#9
20240407395
2024-12-12

OPTIMIZED WATER LINE DELIVERY OF MICROBES

#10
20240343617
2024-10-17

HYBRID WATER TREATMENT SYSTEM FOR RED TIDE REMOVAL AND PERCHLORATE CONTROL AND WATER TREATMENT METHOD USING THE SAME

#11
20240279091
2024-08-22

PURE WATER PRODUCTION METHOD AND PURE WATER PRODUCTION APPARATUS

#12
20240260615
2024-08-08

HUMIC AND FULVIC BLACK WATER BASED BEVERAGE FOR HUMAN CONSUMPTION

#13
20240208844
2024-06-27

METHOD AND SYSTEM FOR WASTEWATER TREATMENT WITH IN-SITU CLEANING OF ELECTRODES

#14
20240002032
2024-01-04

Ballast Water Treatment and Neutralization

#15
20230365441
2023-11-16

SYSTEM AND METHOD FOR PERFORMING ELECTROCHEMICALLY-CYCLED OXIDATION ON LANDFILL LEACHATE

#16
20230339156
2023-10-26

Method for manufacturing carbon block filter

#17
20230331587
2023-10-19

METHOD AND SYSTEM FOR THE REMEDIATION OF AQUATIC FACILITIES

#18
20230322594
2023-10-12

WATER TREATMENT SYSTEM, PURE WATER PRODUCTION METHOD, AND WATER TREATMENT METHOD

#19
20230322590
2023-10-12

Ballast water management system

#20
20230295017
2023-09-21

WATER RECOVERY SYSTEM AND WATER RECOVERY METHOD

#21
20230174399
2023-06-08

WATER TREATMENT METHOD, WATER TREATMENT DEVICE AND SLIME INHIBITOR FOR MEMBRANES

#22
20230107352
2023-04-06

Humic and fulvic mineral extraction method and beverage for human consumption

#23
20230058206
2023-02-23

Processes and apparatus for reducing concentration of PFAS contamination in wastewater and/or soil

#24
20220388882
2022-12-08

Automated, mobile, low power consumption with a hybrid power capacity wastewater treatment facility

#25
20220332614
2022-10-20

Methods and systems for marine wastewater treatment

#26
20220127164
2022-04-28

Method and system for the remediation of aquatic facilities

#27
20220002172
2022-01-06

Ballast water management system

#28
20210394884
2021-12-23

Ballast water treatment and neutralization

#29
20210363042
2021-11-25

Process and installation for purification of washing waters of chemical plants

#30
20210322928
2021-10-21

Charge neutral biocide dosing control for membrane biofouling control applications

#31
20210317007
2021-10-14

Spa/pool water treatment system and method

#32
20210261442
2021-08-26

Activated carbon

#33
20210261441
2021-08-26

Activated carbon

#34
20210252752
2021-08-19

Equipment for manufacturing carbon block filter and method for manufacturing carbon block filter

#35
20210094844
2021-04-01

DEVICES FOR TREATING TAP WATER

#36
20210076710
2021-03-18

Humic and fulvic mineral extraction method and beverage for human consumption

#37
20210047207
2021-02-18

Device and method for purifying drinking water

#38
20200399154
2020-12-24

System and method for water purification

#39
20200398254
2020-12-24

CHLORAMINE AND CHLORINE REMOVAL MATERIAL AND METHODS FOR MAKING THE SAME

#40
20200398247
2020-12-24

Adsorption filter

#41
20200392016
2020-12-17

Water bottle with a filter structure and a method therefor

#42
20200377395
2020-12-03

Water treatment for removing oxidation agents

#43
20200317547
2020-10-08

Apparatus for producing conditioned water

#44
20200317537
2020-10-08

Decontaminant, carbon/polymer composite, decontamination sheet member and filter medium

#45
20200255309
2020-08-13

Water filter with water enrichment

#46
20200245651
2020-08-06

Antimicrobial application system with recycle and capture

#47
20200115255
2020-04-16

FILTRATION MEDIUM COMPRISING NITROGEN AND SULFUR

#48
20200087166
2020-03-19

Container for filter-as-you-pour system

#49
20200017185
2020-01-16

Ballast water treatment and neutralization

#50
20200015501
2020-01-16

Humic and fulvic mineral extraction method and beverage for human consumption

#51
20190389747
2019-12-26

Chlorine measurement/filter testing/brine container monitoring of a water treatment system

#52
20190345045
2019-11-14

Ballast water management system

#53
20190308890
2019-10-10

System and method for treatment of wastewater via enhanced electroflotation

#54
20190169055
2019-06-06

METHOD FOR REDUCING CYANURIC ACID IN RECREATIONAL WATER SYSTEMS

#55
20190152818
2019-05-23

Method of chlorinating drinking water on a ship, in particular a passenger ship

#56
20190144810
2019-05-16

Device for cell culture

#57
20190144300
2019-05-16

Method and apparatus for reservoir free and ventless water filtering

#58
20190082661
2019-03-21

Disinfection and removal of nitrogen species from saline aquaculture systems

#59
20190030464
2019-01-31

Antimicrobial application system with recycle and capture

#60
20180370820
2018-12-27

Water treatment system with passive halogen barrier

#61
20180346353
2018-12-06

Electrolytic reduction module and water purification device

#62
20180339924
2018-11-29

Dechlorination Compositions, Compressed Solids Formed Therefrom, and Methods of Preparing the Same

#63
20180305224
2018-10-25

METHOD AND APPARATUS FOR TREATING POTABLE WATER IN MUNICIPAL AND SIMILAR WATER TANKS

#64
20180297863
2018-10-18

Spa/pool water treatment system and method

#65
20180265374
2018-09-20

Filter housing for filter as you pour filtration

#66
20180229217
2018-08-16

Chloramine and chlorine removal material and methods for making the same

#67
20180215630
2018-08-02

Filter housing for filter as you pour filtration

#68
20180125032
2018-05-10

Automated method and system for introducing Liquid iodine into drinking water

#69
20180044655
2018-02-15

Hypochlorite resistant cyanuric acid hydrolases and methods of use thereof

#70
20180036658
2018-02-08

Suspended-matter removing method utilizing biofilm and suspended-matter removing apparatus utilizing biofilm

#71
20180022622
2018-01-25

Capacitive de-ionization mineral reduction system and method

#72
20180016774
2018-01-18

Passive-fluid dosing assembly

#73
20170368505
2017-12-28

Dialysis water purification system

#74
20170362092
2017-12-21

Filtration system for pet water fountain

#75
20170334796
2017-11-23

Solid waste treatment method

#76
20170334757
2017-11-23

Method for reducing cyanuric acid in recreational water systems

#77
20170333817
2017-11-23

LIQUID PITCHER INCLUDING DIVIDED FLUID FILTER FOR INLET AND OUTLET FILTERING

#78
20170275193
2017-09-28

High efficiency wastewater treatment system

#79
20170150701
2017-06-01

Recirculating aquaculture system and treatment method for aquatic species

#80
20170137287
2017-05-18

Method and system for producing deuterium depleted water

#81
20170107133
2017-04-20

Treatment of the wastewater from isophorone production comprising neutralization, filtration and a downstream chemical oxidation process and subsequent reduction

#82
20170022077
2017-01-26

Dechlorination compositions, compressed solids formed therefrom, and methods of preparing the same

#83
20170022076
2017-01-26

Dechlorination compositions, compressed solids formed therefrom, and methods of preparing the same

#84
20170001880
2017-01-05

Lid for filter-as-you-pour container system

#85
20160376164
2016-12-29

Container for filter-as-you-pour system

#86
20160376163
2016-12-29

Flow control device for filter as you pour system

#87
20160376162
2016-12-29

Filter assembly for filter as you pour filtration

#88
20160376161
2016-12-29

Method of using a filter media for filtration

#89
20160304360
2016-10-20

Filtration medium comprising a carbon oxychalcogenide

#90
20160295867
2016-10-13

Bromate suppression

#91
20160236958
2016-08-18

Gravity feed water treatment system

#92
20160185630
2016-06-30

Multifunctional method for membrane protection and biofouling control

#93
20160174563
2016-06-23

Bromate suppression

#94
20160130165
2016-05-12

Ballast water treatment system

#95
20160115055
2016-04-28

Water treatment system

#96
20160016819
2016-01-21

Removal of chloramine and mercury from aqueous solutions

#97
20150360974
2015-12-17

Bromide recovery from aqueous streams

#98
20150329388
2015-11-19

Dechlorination method and solution

#99
20150307378
2015-10-29

Fire hydrant potable water chlorine neutralizing unit

#100
20150284274
2015-10-08

Chemical feeder

#101
20150274563
2015-10-01

Method for treating ballast water and device for treating ballast water used therefor

#102
20150166364
2015-06-18

Method and apparatus for reservoir free and ventless water filtering

#103
20150165420
2015-06-18

Photocatalytic compositions and methods for their preparation and use

#104
20150122725
2015-05-07

Water filtration apparatus with compostable filter

#105
20150108054
2015-04-23

Air-powered water circulation systems for ponds, lakes, municipal water tanks, and other bodies of water

#106
20150021258
2015-01-22

Antimicrobial application system with recycle and capture

#107
20150014251
2015-01-15

Chlorine measurement/filter testing/brine container monitoring of a water treatment system

#108
20150014229
2015-01-15

Chlorine measurement/filter testing/brine container monitoring of a water treatment system

#109
20150014068
2015-01-15

Weighing device for use in a water treatment system

#110
20140360942
2014-12-11

Filtration medium comprising a metal sulfide

#111
20140305882
2014-10-16

Filtration medium comprising a metal-containing particulate

#112
20140305870
2014-10-16

Filtration medium comprising a metal-containing particulate

#113
20140263013
2014-09-18

Fresh water generation system

#114
20140231348
2014-08-21

Method and system for treating water

#115
20140231342
2014-08-21

Decontaminant, carbon/polymer composite, decontamination sheet member and filter medium

#116
20140224747
2014-08-14

Method and apparatus for treating potable water in municipal and similar water tanks

#117
20140209541
2014-07-31

Filtration medium comprising a carbon oxychalcogenide

#118
20140208634
2014-07-31

Control of zebra mussels in flow-through service water systems

#119
20140158637
2014-06-12

Process for generating oxygenated water

#120
20140151285
2014-06-05

Liquid pitcher including divided fluid filter for inlet and outlet filtering

#121
20140113003
2014-04-24

Bromate suppression

#122
20140076800
2014-03-20

High efficiency wastewater treatment system

#123
20130306532
2013-11-21

System for treating water used for industrial process

#124
20130298839
2013-11-14

Device and method for administering oral disinfecting solutions and other medicaments

#125
20130186837
2013-07-25

Method and Kit for Reducing Cyanuric Acid Levels in Pool Water

#126
20130140239
2013-06-06

Use of moss to reduce disinfection by-products in water treated with disinfectants

#127
20130134104
2013-05-30

Method and arrangement for a water treatment

#128
20130092361
2013-04-18

Heat exchange fluid purification for dialysis system

#129
20130048558
2013-02-28

WATER TREATMENT METHOD AND ULTRAPURE WATER PRODUCING METHOD

#130
20130043190
2013-02-21

High recovery drinking water process

#131
20130020265
2013-01-24

Composition for treatment of ballast water

#132
20130015142
2013-01-17

Method and System for Removal of Volatile Contaminants From Water Supplies

#133
20130015133
2013-01-17

SYSTEM AND METHOD FOR THE REDUCTION OF VOLATILE ORGANIC COMPOUND CONCENTRATION IN WATER USING PRESSURIZED DIFFUSED AERATION

#134
20130001163
2013-01-03

METHOD FOR PRODUCING FRESH WATER

#135
20120305457
2012-12-06

WATER FILTER AND ALERT ASSEMBLY FOR BATHROOM USE

#136
20120298591
2012-11-29

Method and arrangement for a water treatment

#137
20120223022
2012-09-06

CONTAMINANT REMOVAL FROM WATERS USING RARE EARTHS

#138
20120199540
2012-08-09

FILTER COMPRISING MULTIPLE HALOGENS AND CHITOSAN

#139
20120168378
2012-07-05

METHOD FOR PRODUCING PURE WATER AND PURE WATER PRODUCTION APPARATUS

#140
20120161347
2012-06-28

Water-treatment particle and a method of manufacturing thereof

#141
20120145618
2012-06-14

GRAVITY FEED WATER TREATMENT SYSTEM WITH OXIDATION AND DISINFECTION STEPS

#142
20120138516
2012-06-07

System for Treatment and Neutralization of Oxidizing Agents in Ballast Water

#143
20120125203
2012-05-24

Water purification and enhancement systems

#144
20120111422
2012-05-10

Gel composition for shower filter, method for manufacturing shower gel filter and shower filter

#145
20120108473
2012-05-03

PROCESS FOR TREATMENT OF PRODUCED WATER OBTAINED FROM AN ENHANCED OIL RECOVERY PROCESS USING POLYMERS

#146
20120067799
2012-03-22

Water circulation systems with air stripping arrangements for municipal water tanks, ponds, and other potable bodies of water

#147
20120037570
2012-02-16

Tank overflow dechlorinating assembly and method

#148
20120024794
2012-02-02

Method and system for treating water used for industrial purposes

#149
20120006759
2012-01-12

Method and system for removal of trihalomethane from water supplies

#150
20110303589
2011-12-15

Gravity feed water treatment system

#151
20110278236
2011-11-17

WATER TREATMENT DEVICE

#152
20110226706
2011-09-22

Filter comprising a halogen release system and chitosan

#153
20110226704
2011-09-22

Wastewater treatment onboard small marine vessels

#154
20110195033
2011-08-11

Automated method and system for introducing molecular iodine into drinking water

#155
20110192429
2011-08-11

Component, method and system of sanitising a water purification apparatus and/or a distribution apparatus

#156
20110139724
2011-06-16

Composition and Method for Reducing Chlorite in Water

#157
20100320135
2010-12-23

WATER PURIFICATION KETTLE

#158
20100282473
2010-11-11

Aerator for a well water pumping system

#159
20100218477
2010-09-02

Dewatering system and process for increasing the combined cycle efficiency of a coal powerplant

#160
20100206809
2010-08-19

METHOD AND APPARATUS FOR TREATING ORGANIC MATTER-CONTAINING WATER

#161
20100189805
2010-07-29

ELECTROCHEMICALLY TREATED WATER, METHOD AND DEVICE FOR THE PRODUCTION THEREOF, AND THE USE THEREOF AS A DISINFECTION AGENT

#162
20100133194
2010-06-03

WATER TREATMENT SYSTEMS WITH DUAL PURPOSE ION EXCHANGE RESIN

#163
20100084336
2010-04-08

Dechlorinating Chitosan Fibers and Method for Manufacturing the Same

#164
20100072144
2010-03-25

METHOD OF TREATING BALLAST WATER OF SHIP

#165
20100032358
2010-02-11

MODULAR WATER PURIFICATION UNIT

#166
20100006505
2010-01-14

FILTER WITH IODINATED RESIN AND FILTER LIFE INDICATOR

#167
20100006490
2010-01-14

Treatment apparatus for ship ballast water

#168
20090272698
2009-11-05

Bromate suppression

#169
20090266758
2009-10-29

Halogenated resin beds

#170
20090196967
2009-08-06

Application system with recycle and related use of antimicrobial quaternary ammonium compound

#171
20090139933
2009-06-04

MOBILE DESALINATION PLANTS AND SYSTEMS, AND METHODS FOR PRODUCING DESALINATED WATER

#172
20090095639
2009-04-16

Method and apparatus for neutralizing electrochemically activated liquids

#173
20080296233
2008-12-04

Process control oxidation

#174
20080237148
2008-10-02

Water treatment control systems and methods of use

#175
20080210640
2008-09-04

Process for eliminating nitrogenous organic compounds from salt-containing water

#176
20080173589
2008-07-24

DESALINATED WATER PACKAGING

#177
20080173583
2008-07-24

Reduced fouling of reverse osmosis membranes

#178
20080166365
2008-07-10

Composition For Adjusting Water Quality For Adminstration Of Water Sanitizer Sensitive Medicaments Or Vaccines

#179
20080156731
2008-07-03

Water desalination systems and methods

#180
20080154026
2008-06-26

Water-treatment particle and a method of manufacturing thereof

#181
20080149485
2008-06-26

System and process for treatment and de-halogenation of ballast water

#182
20080073291
2008-03-27

AGENTS AND METHODS FOR REMOVING CHLORAMINE, CHLORINE, AND OTHER ACTIVE CHLORINE COMPOUNDS FROM WATER USED FOR KEEPING WATER ORGANISMS

#183
20080047897
2008-02-28

METHOD OF RECYCLING WASTE WATER AND APPARATUS FOR PERFORMING THE SAME

#184
20080011689
2008-01-17

Desalination on an offshore apparatus

#185
20080011681
2008-01-17

Desalination Method

#186
20080011662
2008-01-17

Compositions and methods for fluid purification

#187
20080011656
2008-01-17

Shower filter apparatus

#188
20080000775
2008-01-03

System and process for treating ballast water

#189
20070207083
2007-09-06

Process and method for recovery of halogens

#190
20070205162
2007-09-06

Water treatment method and apparatus

#191
20070199868
2007-08-30

Wastewater Purification Method

#192
20070080116
2007-04-12

Method for chlorite removal

#193
20070068880
2007-03-29

Portable purifier for potable liquids

#194
20070056907
2007-03-15

Intake for water desalination systems, and methods of use

#195
20070045189
2007-03-01

Acid mine water demineralization methods

#196
20070042901
2007-02-22

Porous body, production method thereof and composite material using the porous body

#197
20070039860
2007-02-22

Deep sea water harvesting method, apparatus, and product

#198
20070000846
2007-01-04

Method of dechlorination treatment of flowing water, in particular upstream of a biological pollution detector

#199
20060273009
2006-12-07

Mobile desalination plants and systems, and methods for producing desalinated water

#200
20060254987
2006-11-16

Process control oxidation

#201
20060131245
2006-06-22

Water treatment control systems and methods of use

#202
20060113251
2006-06-01

Disaster response unit

#203
20060102874
2006-05-18

Water treatment dechlorination tablet and production method

#204
20060096925
2006-05-11

Water conversion device

#205
20060091046
2006-05-04

Recycled irrigation water treatment system including reverse osmosis

#206
20060065606
2006-03-30

Modular wastewater remediation system and method of using

#207
20060006122
2006-01-12

Process control oxidation

#208
20050279690
2005-12-22

High concentration electrolised ozonated water generation system

#209
20050279688
2005-12-22

Super oxygenated electrolised ion water generation system

#210
20050279686
2005-12-22

Multifunctional oxygenaged water generation system

#211
20050279685
2005-12-22

Super oxygenated electrolised ozonated water generation system

#212
20050279684
2005-12-22

Water flow rate self-tuning device for pressurized gas-water mixer

#213
20050274675
2005-12-15

Portable purifier for potable liquids

#214
20050266097
2005-12-01

Quatrepolymer Tablet

#215
20050263459
2005-12-01

Flow-through fluidized filter for water treatment

#216
20050181931
2005-08-18

Remover for heavy metals contained in water

#217
20050167367
2005-08-04

Catalytic activated carbon for removal of chloramines from water

#218
20050161333
2005-07-28

Device for treating water

#219
20050139805
2005-06-30

Dechlorinating tablet and method of manufacture

#220
20050139530
2005-06-30

Universal water purification system

#221
20050127010
2005-06-16

Water treatment system

#222
20050109704
2005-05-26

Potable water delivery system with disinfection and residual discharge unit and method

#223
20050061747
2005-03-24

Flow-through fluidized filter tubes for water treatment

#224
20050056594
2005-03-17

Method and system for the manufacture of pharmaceutical water

#225
20050035041
2005-02-17

Hollow fiber membrane filters in various containers

#226
20050016933
2005-01-27

Methods, apparatus, and compositions for controlling organisms in ballast water

#227
20050011820
2005-01-20

Wastewater treatment system

#228
17989450
2026-02-03

Reduction of cyanuric acid in a body of recreational water

#229
16140327
2019-07-02

System and method for detecting time-bomb malware