ClassID:

86583

C02F2203/004 - CPC Classification

Classification description:

Apparatus and plants for the biological treatment of water, waste water or sewage comprising a selector reactor for promoting floc-forming or other bacteria

Recent Application in this class:
#1
20250361165
2025-11-27

Flow Through Aerobic Granular Sludge System and Method

#2
20250353765
2025-11-20

WASTE WATER TREATMENT SYSTEM USING AEROBIC GRANULAR SLUDGE GRAVITY-DRIVEN MEMBRANE SYSTEM

#3
20250282663
2025-09-11

SYSTEM AND METHOD FOR ANAEROBIC WASTEWATER TREATMENT

#4
20250214879
2025-07-03

WASTE TREATMENT SYSTEM AND METHOD OF CONVERTING WASTE INTO ENERGY

#5
20250154040
2025-05-15

COMPOSITIONS, SYSTEMS, AND METHODS FOR PROCESSING RECIRCULATING AQUACULTURE WATER

#6
20240343622
2024-10-17

APPARATUS AND METHOD FOR ACCELERATING THE GRANULATION OF SLUDGE

#7
20240208845
2024-06-27

Treatment of wastewater by aerobic granular biomass in continuous flow

#8
20240059596
2024-02-22

TREATMENT OF WASTEWATER BY AEROBIC GRANULAR BIOMASS IN CONTINUOUS FLOW

#9
20240018025
2024-01-18

AEROBIC BIOLOGICAL WASTEWATER TREATMENT IN A CONTINUOUS FLOW REACTOR

#10
20230365446
2023-11-16

METHOD AND INSTALLATION FOR CONTROLLED MICROBIOME SHIFT FOR BIOMASS DENSIFICATION IN A BIOLOGICAL TREATMENT OF A RAW INFLUENT

#11
20230348305
2023-11-02

SYSTEM AND METHOD FOR TREATMENT OF ANIMAL MANURE CONTAINING WASTEWATER

#12
20220212973
2022-07-07

Dissolved air flotation system and methods for biological nutrient removal

#13
20220194832
2022-06-23

Flow Through Aerobic Granular Sludge System and Method

#14
20220032323
2022-02-03

SEPARATION OF FLUIDS CONTAINING SOLIDS

#15
20220024796
2022-01-27

WASTE WATER TREATMENT SYSTEM USING AEROBIC GRANULAR SLUDGE GRAVITY-DRIVEN MEMBRANE SYSTEM

#16
20210355012
2021-11-18

Mainstream deammonification process employing bypass primary effluent and step feeding

#17
20210292201
2021-09-23

Method of facilitating or inhibiting growth of specific microorganisms

#18
20210147268
2021-05-20

Method for enhancing biochemical water treatment by powder carrier

#19
20210130205
2021-05-06

Recovery system of composite powder carrier in HPB municipal wastewater treatment

#20
20200377399
2020-12-03

Nitrate removal from drinking water

#21
20200354246
2020-11-12

Process for a fixed film reactor and apparatus related thereto

#22
20200346958
2020-11-05

Reactor and method for biological treatment of wastewater

#23
20200048121
2020-02-13

Hyper-rate anaerobic digestion system for enhanced bio-solids reduction

#24
20200031701
2020-01-30

Wastewater treatment apparatus for shortcut nitrogen removal using anaerobic ammonium oxidation and partial nitritation using ammonium oxidizing bacteria granules

#25
20200017381
2020-01-16

Methods for removing mercury contaminant from aqueous solutions, and bioreactors therefor

#26
20200002201
2020-01-02

Continuous flow wastewater treatment system

#27
20190135666
2019-05-09

Reduction of substances in contaminated fluids using a naturally occurring biological growth media

#28
20190100452
2019-04-04

Biological removal of micropollutants from wastewater

#29
20190023594
2019-01-24

Granule-forming method and waste water treatment method

#30
20180363013
2018-12-20

Process for producing polyhydroxyalkanoate

#31
20180354830
2018-12-13

Method of using microbial DNA sequencing in recovering renewable resources from wastewater and other waste streams

#32
20180230034
2018-08-16

Continuous process for the treatment of wastewater

#33
20180230031
2018-08-16

BIOREACTOR FOR TREATING WATER FLUID(S) BY BIOMASS

#34
20180148681
2018-05-31

Composition capable of promoting the growth of denitrifying microorganisms and uses thereof

#35
20180141843
2018-05-24

Fast biofilm formation method for organic filler during treatment of sewage with low C/N ratio

#36
20170369351
2017-12-28

Process for the treatment of biological materials and wastewater

#37
20170233271
2017-08-17

PROCESS FOR ENHANCING POLYHYDROXYALKANOATE ACCUMULATION IN ACTIVATED SLUDGE BIOMASS

#38
20170198314
2017-07-13

Process for producing a microbial storage compound

#39
20170129794
2017-05-11

WASTEWATER TREATMENT OPERATIONAL METHOD

#40
20160318787
2016-11-03

Anaerobic fermentation to produce biogas

#41
20160272521
2016-09-22

Apparatus for water treatment using a physical separator

#42
20160137537
2016-05-19

Method and apparatus for wastewater treatment using gravimetric selection

#43
20160130164
2016-05-12

Devices, systems and methods for facilitating nutrient removal by anaerobic ammonia oxidation

#44
20160122705
2016-05-05

Dual-compartment bioreactor for use in wastewater treatment and algal production

#45
20150376043
2015-12-31

Method and apparatus for wastewater treatment using external selection

#46
20150353395
2015-12-10

Biological wastewater treatment processes that enhances the capacity for polyhydroxyalkanoate accumulation in a mixed culture biomass

#47
20150336831
2015-11-26

Wastewater treatment process and system

#48
20150336828
2015-11-26

Method for improving quality of aquaculture pond water

#49
20150251936
2015-09-10

Lagoon biological treatment method and system

#50
20150239762
2015-08-27

Method of reducing residual recalcitrant organic pollutants

#51
20150225270
2015-08-13

Dual Flow Septic Vent

#52
20150108067
2015-04-23

Reduction of substances in contaminated fluids using a naturally occurring biological growth media

#53
20150048024
2015-02-19

Method for treating a waste stream using a bioreactor and a membrane filter

#54
20150001094
2015-01-01

Processes and apparatuses for removal of carbon, phosphorus and nitrogen

#55
20140246369
2014-09-04

Wastewater treatment process and system

#56
20140144836
2014-05-29

Method and apparatus for wastewater treatment using gravimetric selection

#57
20130292329
2013-11-07

Process for the treatment of biological materials and wastewater

#58
20120305478
2012-12-06

Method of Treating Wastewater and Producing an Activated Sludge Having a High Biopolymer Production Potential

#59
20120145627
2012-06-14

Anaerobic fermentation to produce biogas

#60
20110186510
2011-08-04

Systems and methods for reducing sludges produced by wastewater treatment facilities

#61
20110113840
2011-05-19

Method for treating and/or pretreating liquid manure or biogas plant reject for the elimination of harmful substances, particularly nitrogen, phosphorus, and odor molecules

#62
20100288693
2010-11-18

SEQUENTIAL BIOLOGICAL REACTOR HAVING A SELECTOR FOR THE TREATMENT OF MUNICIPAL OR INDUSTRIAL WASTEWATERS

#63
20100084337
2010-04-08

Apparatus and methods for control of waste treatment processes

#64
20090200230
2009-08-13

Method for removing pollutants from produced water

#65
20070158265
2007-07-12

Flow-through aerobic granulator

#66
20060000768
2006-01-05

Apparatus and methods for control of waste treatment processes

#67
16929355
2024-12-10

Three dimensional fabric media for use with moving bed biofilm reactors and systems related there to