ClassID:

86357

C02F3/1278 - CPC Classification

Classification description:

Biological treatment of water, waste water, or sewage; Aerobic processes; Activated sludge processes Provisions for mixing or aeration of the mixed liquor

Sub-classes:
Recent Application in this class:
#1
20260152424
2026-06-04

System and Method for Supplying Return Activated Sludge

#2
20260125300
2026-05-07

SYSTEM FOR VALVE-BASED WASTEWATER TREATMENT CONTROL THROUGH MICROORGANISM METABOLIC PATHWAY OPTIMIZATION

#3
20260001794
2026-01-01

INORGANIC-BIOHYBRID AND PREPARATION METHOD AND APPLICATION THEREOF

#4
20250270126
2025-08-28

Real-Time Control of Feast and Famine Conditions

#5
20250263319
2025-08-21

APPARATUS AND METHOD FOR BIOLOGICAL TREATMENT OF ORGANIC WASTEWATER

#6
20250178939
2025-06-05

INTENSIFIED FERMENTATION FOR DECARBONIZATION

#7
20250109050
2025-04-03

WATER TREATMENT SYSTEM, AERATION AMOUNT CONTROL DEVICE, AND AERATION AMOUNT CONTROL METHOD

#8
20250100918
2025-03-27

METHOD FOR WASTEWATER TREATMENT CONTROL THROUGH MICROORGANISM METABOLIC PATHWAY OPTIMIZATION

#9
20250050243
2025-02-13

REACTION AND SEPARATION APPARATUS

#10
20250034014
2025-01-30

SYSTEMS AND METHODS FOR CONTROLLING AERATION

#11
20240270619
2024-08-15

Reflux unit and sewage treatment system

#12
20240076220
2024-03-07

Method of Wastewater Treatment and Apparatus for its Realization

#13
20230242427
2023-08-03

METHOD FOR PHOSPHORUS REMOVAL AND RECOVERY USING ORGANIC CARBON SOURCE OF URBAN SEWAGE

#14
20220340463
2022-10-27

System and Method for Supplying Return Activated Sludge

#15
20220212973
2022-07-07

Dissolved air flotation system and methods for biological nutrient removal

#16
20220135458
2022-05-05

SLUDGE FREE ONSITE SEWAGE TREATMENT SYSTEM

#17
20210395122
2021-12-23

Apparatus and method for biological treatment of organic wastewater

#18
20210371313
2021-12-02

Alternate method to induce biological treatment into contaminated areas

#19
20210363038
2021-11-25

Device for sewage treatment

#20
20210317025
2021-10-14

Device and method for sulphur cycle-based advanced denitrification of waste water coupling autotrophic denitrification and heterotrophic denitrification

#21
20210047218
2021-02-18

Dissolved air flotation system and methods for biological nutrient removal

#22
20200331784
2020-10-22

PLANT AND METHOD FOR TREATING URBAN WASTE WATER

#23
20200172419
2020-06-04

Water treatment control system

#24
20200131065
2020-04-30

Sewage/wastewater treatment system using granular activated sludge and membrane bio-reactor and sewage/wastewater treatment method using the same

#25
20200109073
2020-04-09

Apparatus and method for removing nitrogen and phosphorus from sewage by using sponge iron and activated sludge

#26
20200055007
2020-02-20

System and method for generating stabilized, gas infused liquids containing high and ultra-high concentrations of infused gas, and the stabilized, gas infused liquids

#27
20200048596
2020-02-13

Membrane biofilm reactors, systems, and methods for producing organic products

#28
20200048120
2020-02-13

Bioreactor with moving carriers

#29
20190389754
2019-12-26

Module, reactor, system and method for treating water

#30
20190194049
2019-06-27

Ballasted solids treatment system and method

#31
20180280916
2018-10-04

Apparatus for increasing gas components in a fluid

#32
20180280915
2018-10-04

Method for increasing gas components in a fluid

#33
20180134596
2018-05-17

Microbubble aerator

#34
20180127292
2018-05-10

Systems and methods for formation of biologically active granules and biologically active granules

#35
20180016170
2018-01-18

Method for controlling aeration volume in activated sludge

#36
20180015429
2018-01-18

System and method for generating stabilized, gas infused liquids containing high and ultra-high concentrations of infused gas, and methods using the stabilized, gas infused liquids

#37
20170320019
2017-11-09

Membrane cartridge with integrated functions

#38
20170313606
2017-11-02

Cost control of wastewater treatment based on regulatory period

#39
20170253509
2017-09-07

METHOD AND SYSTEM FOR REMOVING PHOSPHORUS BY GASIFICATION

#40
20170247276
2017-08-31

Module, reactor, system and method for treating water

#41
20170203984
2017-07-20

Sewage/wastewater treatment system using granular activated sludge and membrane bio-reactor and sewage/wastewater treatment method using the same

#42
20170152168
2017-06-01

LOW-PRESSURE AERATION TREATMENT OF BIOLOGICAL WASTEWATER

#43
20170015968
2017-01-19

Membrane biofilm reactors, systems, and methods for producing organic products

#44
20160207805
2016-07-21

Aeration device

#45
20160115055
2016-04-28

Water treatment system

#46
20150166381
2015-06-18

Apparatus for biological sewage treatment

#47
20150053613
2015-02-26

Activated sludge treatment method, and method for upgrading existing waste water treatment equipment using said method

#48
20150027947
2015-01-29

Activated sludge treatment method, and method for upgrading existing waste water treatment equipment using said method

#49
20140183108
2014-07-03

SEWAGE WATER DEPURATION PLANT, COMPRISING A VERTICAL REACTOR, WITH IMPROVED NITROGEN TREATMENT

#50
20140138310
2014-05-22

Device and method for sewage treatment using variable magnetic field

#51
20140053926
2014-02-27

Structured sheet cross-flow distribution media

#52
20140048480
2014-02-20

Method and apparatus for biologically treating coking-plant wastewater

#53
20130256221
2013-10-03

Dissolved air flotation and equalization reactor wastewater treatment tank

#54
20120168362
2012-07-05

Purification system having vertical multicompartment reactor for organic waste water

#55
20100288683
2010-11-18

Wastewater treatment system

#56
18476235
2024-07-09

System and method for wastewater treatment control through microorganism metabolic pathway optimization

#57
16685842
2022-07-12

Portable apparatus and method for treating wastewater

#58
16667153
2020-08-04

Scat trap filter and aerator system

#59
16370254
2020-03-10

Conversion of secondary clarifier into an oxic bioreactor by superoxygenation

#60
15961700
2018-08-14

Gas infusion waste water treatment

#61
13856517
2017-06-13

Ink removal device