ClassID:

86635

C02F2301/022 - CPC Classification

Classification description:

General aspects of water treatment; Fluid flow conditions Laminar

Recent Application in this class:
#1
20260116791
2026-04-30

MASS TRANSFER ENHANCER DEVICE FOR CHEMICAL REACTORS OPERATING WITH FLUIDS

#2
20260022047
2026-01-22

MOBILE WATER FILTRATION SYSTEM

#3
20250346505
2025-11-13

ELECTROLYZER WITH DYNAMIC MEMBRANE

#4
20250326663
2025-10-23

APPARATUS AND METHOD FOR PFAS REMOVAL VIA SURFACE EXCESS REMOVAL AND PFAS ADSORBENT MEDIA

#5
20250187944
2025-06-12

ALGAE SEPARATION SYSTEM

#6
20250145506
2025-05-08

SYSTEMS TO TREAT PFAS AND OTHER PERSISTENT ORGANIC COMPOUNDS AND OXIDIZABLE MATTER IN AQUEOUS FLUIDS

#7
20250109046
2025-04-03

WATER FILTER SYSTEM FOR USE WITH A SHOWER

#8
20250083977
2025-03-13

FLUID PROCESSING APPARATUS HAVING FLUID BRANCHING AND JOINING MEMBER

#9
20250059069
2025-02-20

Vertical Compact Flotation Unit with Air Stripping Enhanced Shallow Sedimentation Effect of Spiral Fins

#10
20250002377
2025-01-02

WASTEWATER TREATMENT SYSTEM AND METHOD USING REUSABLE TECHNOLOGIES

#11
20240409436
2024-12-12

METHOD FOR IMPROVING CROSS-FLOW FILTRATION AND CROSS-FLOW FILTRATION SYSTEM

#12
20240391796
2024-11-28

BUOYANCY CLEANING DEVICE FOR ABOVEGROUND POOL

#13
20240391795
2024-11-28

BUOYANCY CLEANING DEVICE FOR ABOVEGROUND POOL

#14
20240351919
2024-10-24

PROCESS AND APPARATUS FOR CONTINUOUS PRODUCTION OF ULTRAPURE WATER, USE THEREOF AND DEVICE FOR CUTTING OF PARTS

#15
20240181373
2024-06-06

PLANT AND PROCESS FOR REMOVING SUSPENDED SOLIDS, OILS AND GREASES FROM COOLING WATER IN THE STEEL AND METALLURGICAL SECTOR

#16
20240150205
2024-05-09

APPARATUS FOR ELECTROCHEMICAL REGENERATIVE TREATMENT OF WATER AND METHODS OF USE

#17
20230312373
2023-10-05

MOBILE CLARIFIER SYSTEM

#18
20230304746
2023-09-28

STORING COLD ENERGY AND FREEZE DESALINATION OF SALT WATER

#19
20230257289
2023-08-17

METHOD FOR MAINTAINING ACCURATE AND PRECISE SURFACE WASTING FLOW CONDITIONS USING AN AUTOMATED OVERFLOW WEIR

#20
20230032106
2023-02-02

Sewage treatment plant

#21
20220411291
2022-12-29

Hydrophilicity-based water purification systems

#22
20220306500
2022-09-29

Method and systems for oxygenation of water bodies

#23
20220041469
2022-02-10

Algae separation system

#24
20220039361
2022-02-10

Industrial fish breeding complex and a method of water regeneration

#25
20220024786
2022-01-27

GAS-DRIVEN DIFFUSIOPHORETIC WATER FILTRATION DEVICE WITH IMPROVED INLET, OUTLET AND MEMBRANE STRUCTURES TOOL

#26
20210308601
2021-10-07

Continuous dewatering recirculation system with integral coal combustion residual high flow plate separator

#27
20210238072
2021-08-05

Water treatment

#28
20210206665
2021-07-08

Light Sanitization

#29
20210069616
2021-03-11

Filter agitator

#30
20200399147
2020-12-24

Systems to treat PFAS and other persistent organic compounds and oxidizable matter in aqueous fluids

#31
20200346945
2020-11-05

Gas Flotation Water Treatment System and Flow Straightener Therefore

#32
20200306798
2020-10-01

Separator Assemblies and Methods

#33
20200255299
2020-08-13

DEVICE AND METHODS FOR CONTINUOUS FLOW SEPARATION OF PARTICLES BY GAS DISSOLUTION

#34
20200230281
2020-07-23

Disinfection apparatus having submersible UV light devices

#35
20200189936
2020-06-18

FLUID STERILIZING DEVICE

#36
20200086240
2020-03-19

Continuous dewatering recirculation system with integral coal combustion residual high flow plate separator

#37
20200010339
2020-01-09

Reverse diffusion desalination

#38
20190321506
2019-10-24

FLOWING FLUID DISINFECTION METHOD AND DISINFECTOR

#39
20190284067
2019-09-19

Water treatment unit

#40
20190194038
2019-06-27

Reverse diffusion desalination

#41
20190169052
2019-06-06

Dehydrator system and methods of using the same

#42
20190151795
2019-05-23

Open channel diffusiophoretic water filtration device and method

#43
20190142987
2019-05-16

Disinfection apparatus having submersible UV light devices

#44
20190099718
2019-04-04

Apparatus and apparatus assembly

#45
20190084847
2019-03-21

Flowback and produced water treatment method

#46
20190054201
2019-02-21

Flowing fluid disinfection method and disinfector

#47
20190003139
2019-01-03

Dedekind cone valve and air infiltration system and method for hydroelectric plants

#48
20180297868
2018-10-18

Electroflotation apparatus having an outlet pipe with a low turbulence orifice

#49
20180273399
2018-09-27

Hydraulic control and treatment device, particularly for hydraulic apparatuses or systems

#50
20180244543
2018-08-30

FLUID STERILIZATION DEVICE

#51
20180236404
2018-08-23

Water treatment and delivery system for dialysis units

#52
20180228928
2018-08-16

FLUID STERILIZATION DEVICE AND FLUID STERILIZATION METHOD

#53
20180221788
2018-08-09

HYBRID-SCAVENGER, SEPARATOR SYSTEM AND METHOD

#54
20180186663
2018-07-05

WATER TREATMENT APPARATUS USING REVERSE OSMOSIS

#55
20180155216
2018-06-07

Skimmer and oil water separator process

#56
20180155215
2018-06-07

Sterilization device using straightener and UV LED array facing the straightener

#57
20180072591
2018-03-15

System and method to treat fluids by sonoelectrochemistry

#58
20180036658
2018-02-08

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

#59
20180021699
2018-01-25

Continuous dewatering recirculation system with integral coal combustion residual high flow plate separator

#60
20180009681
2018-01-11

Electrochemical treatment methods

#61
20170340990
2017-11-30

Unvented, back-pressure-controlled, laminar-annular-velocity-distribution, continuous centrifugal separator apparatus and method

#62
20170326478
2017-11-16

Saturated layer stormwater filter and passive stormwater management system with pretreatment

#63
20170305766
2017-10-26

Mobile flowback and produced water re-use system

#64
20170136387
2017-05-18

Dynamic, influent-constituent-based, separator control apparatus and method

#65
20170128895
2017-05-11

Machine and process for providing a pressurized liquid stream with dissolved gas

#66
20170065940
2017-03-09

Gas-dissolving device and gas-dissolving method

#67
20170057842
2017-03-02

Fluid Disinfection Using Ultraviolet Light

#68
20160339452
2016-11-24

Single, thief-sampling, calibration and control of separator apparatus and method

#69
20150251932
2015-09-10

Apparatus and method for harvesting and dewatering of microalgae biomass

#70
20150203369
2015-07-23

Ultraviolet irradiation apparatus and ultraviolet irradiation method

#71
20150101989
2015-04-16

Apparatus and method for water treatment via vertical water movement through a funnel

#72
20150060369
2015-03-05

Mobile flowback and produced water re-use system

#73
20150021281
2015-01-22

Hybrid scavenger, separator system and method

#74
20140329657
2014-11-06

Unvented, back-pressure-controlled, laminar-annular-velocity-distribution, continuous centrifugal separator apparatus and method

#75
20140315705
2014-10-23

Dynamic, influent-constituent-based, separator control apparatus and method

#76
20140315704
2014-10-23

Settling-length optimization by dispersion band positioning apparatus and method

#77
20140311992
2014-10-23

Process for sewage water purification

#78
20140144790
2014-05-29

Plant for desalinating water of a water supply system and method for desalinating water of a water supply system by means of said plant

#79
20140113819
2014-04-24

High pressure dissolved oxygen generation

#80
20140054173
2014-02-27

Electrodialysis unit for water treatment

#81
20130320233
2013-12-05

Flow rectifier for closed pipelines

#82
20130270197
2013-10-17

Ozone contact tank and ozone contact method

#83
20130134043
2013-05-30

Method and device for purifying water

#84
20130119266
2013-05-16

DEVICE FOR SUBJECTING A FLUID TO A DISINFECTING TREATMENT BY EXPOSING THE FLUID TO ULTRAVIOLET LIGHT

#85
20130092626
2013-04-18

Bubble generation for aeration and other purposes

#86
20130075338
2013-03-28

Induced-Gas Flotation Cell with Horizontal Flow

#87
20120267292
2012-10-25

Seawater desalination system and energy exchange chamber

#88
20120247974
2012-10-04

Process for sewage water purification

#89
20120241644
2012-09-27

Water purification apparatus comprising an UV source

#90
20120189491
2012-07-26

ROBOTIC POOL CLEANER WITH INTERNAL ULTRAVIOLET WATER STERILIZATION

#91
20120138817
2012-06-07

Device comprising means for guiding fluid from an inlet to an outlet

#92
20120138816
2012-06-07

Device comprising a source for emitting ultraviolet light

#93
20110284475
2011-11-24

Apparatus and Method for Treatment of a Contaminated Water-Based Fluid

#94
20110272349
2011-11-10

Plant for the treatment and disposal of waste water containing salts and oil and method for the treatment and disposal of waste water containing salts and oil

#95
20110272347
2011-11-10

High-rate anaerobic pool bioreactor

#96
20110226705
2011-09-22

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

#97
20110180424
2011-07-28

Water purification using conveyor sweep

#98
20110114491
2011-05-19

ENHANCED-SOLUBILITY WATER

#99
20110025306
2011-02-03

Method and apparatus for the purification and analytical evaluation of highly purified liquids

#100
20110024365
2011-02-03

Baffle plates for an ultraviolet reactor

#101
20110000850
2011-01-06

Water treatment

#102
20100172217
2010-07-08

System of Methods and Apparati for Handling and Modifying Information Energy and Matter by Formative Resonance

#103
20100108584
2010-05-06

Dissolved air flotation unit

#104
20100096324
2010-04-22

System and method for reducing pollution in a body of water

#105
20090272688
2009-11-05

Bioreactor and method for the biological purification of water

#106
20090232701
2009-09-17

Robotic Pool Cleaner with Internal Ultraviolet Water Sterilization

#107
20090081340
2009-03-26

Systems and methods for disinfection

#108
20080116074
2008-05-22

ULTRASONIC DEVICE FOR TREATING A CONTINUOUS FLOW OF FLUID

#109
20070251878
2007-11-01

Low volume per output large in-line filter assembly

#110
20070227904
2007-10-04

Process for sewage water purification

#111
20070196257
2007-08-23

Process for removing sulfur particles from an aqueous catalyst solution and for removing hydrogen sulfide and recovering sulfur from a gas stream

#112
20070144911
2007-06-28

Apparatus and process for the sanitization of water

#113
20070020170
2007-01-25

Process for removing sulfur particles from an aqueous catalyst solution and for removing hydrogen sulfide and recovering sulfur from a gas stream

#114
20070017874
2007-01-25

Effluent treatment method and apparatus

#115
20070000790
2007-01-04

Method and device for electrochemical disinfection of water

#116
20060289357
2006-12-28

Method and system for removing solutes from a fluid using magnetically conditioned coagulation

#117
20060192136
2006-08-31

UV water disinfector

#118
20060151715
2006-07-13

Treated water dispensing system

#119
20060081542
2006-04-20

Enhanced-solubility water

#120
20060016728
2006-01-26

Particle separation

#121
20050282144
2005-12-22

Method and system for removing solutes from a fluid using magnetically conditioned coagulation

#122
20050247571
2005-11-10

Contaminant removal apparatus and installation method

#123
20050156119
2005-07-21

Treated water dispensing system

#124
20050092931
2005-05-05

UV water disinfector

#125
20050040118
2005-02-24

Apparatus for trapping floating and non-floating particulate matter