ClassID:

86328

C02F3/08 - CPC Classification

Classification description:

Biological treatment of water, waste water, or sewage; Aerobic processes using moving contact bodies

Sub-classes:
Recent Application in this class:
#1
20260084991
2026-03-26

FLOATING SUBSTRATES INCLUDING CARBONACEOUS COATINGS FOR OFFSHORE CULTIVATION OF TARGET PRODUCTS AND METHODS OF MAKING AND USING THE SAME

#2
20260043609
2026-02-12

SYSTEM AND METHOD FOR MULTI-FUNCTIONAL SLURRY PROCESSING

#3
20250320142
2025-10-16

DATA-DRIVEN RECIRCULATING AQUACULTURE SYSTEM

#4
20250280802
2025-09-11

Recirculating Aquaculture Mixed-Cell Raceway System

#5
20250154039
2025-05-15

Biofilm Carrier Media in Moving Bed Biofilm Reactor Processes

#6
20250122109
2025-04-17

Waste water treatment system

#7
20240425398
2024-12-26

Biofilm Carrier Media in Moving Bed Biofilm Reactor Processes

#8
20240409441
2024-12-12

SYSTEM AND METHOD FOR MULTI-FUNCTIONAL SLURRY PROCESSING

#9
20240391809
2024-11-28

SCALABLE FLOATING MICRO-AERATION UNIT, DEVICES AND METHODS

#10
20240391808
2024-11-28

System and Method for Removing Contaminants From Wastewater Streams

#11
20240351927
2024-10-24

Wastewater Treatment Using Lagoons and Nitrification without Subsequent Clarification or Polishing

#12
20240343620
2024-10-17

SYSTEMS AND METHODS FOR REDUCING TOTAL DISSOLVED SOLIDS (TDS) IN WASTEWATER BY AN ALGAL BIOFILM TREATMENT

#13
20240124338
2024-04-18

LIQUID EFFLUENT TREATMENT MODULE

#14
20240025781
2024-01-25

WASTEWATER TREATMENT SYSTEMS AND METHODS

#15
20240018027
2024-01-18

METHODS FOR ENHANCED BIOLOGICAL PHOSPHORUS REMOVAL

#16
20240002268
2024-01-04

Simultaneous Nitritation and Denitritation System

#17
20230406726
2023-12-21

Water treatment for removing PFAS

#18
20230348303
2023-11-02

Systems and methods for reducing total dissolved solids (TDS) in wastewater by an algal biofilm treatment

#19
20230183114
2023-06-15

METHOD OF FACILITATING GROWTH OF SPECIFIC MICROORGANISMS

#20
20230166993
2023-06-01

DATA-DRIVEN RECIRCULATING AQUACULTURE SYSTEM

#21
20230115341
2023-04-13

Wastewater Treatment Using Lagoons and Nitrification without Subsequent Clarification or Polishing

#22
20220371929
2022-11-24

STRUCTURAL ARRANGEMENT APPLIED TO SUPPORTING MEANS FOR WASTEWATER TREATMENT PLANTS

#23
20220332614
2022-10-20

Methods and systems for marine wastewater treatment

#24
20220306504
2022-09-29

Biological nitrogen removal method based on multistage feeding and multistage anoxic/aerobic chambers for wastewater treatment at low temperature

#25
20220185701
2022-06-16

Water treatment for removing PFAS

#26
20220119294
2022-04-21

System and method for treating contaminated water

#27
20220098069
2022-03-31

Scalable floating micro-aeration unit, devices and methods

#28
20220017396
2022-01-20

Continuous-, linear-, flexible-channel sewage treatment process, through a modified aerobic biological reactor system, or transformation of an existing anaerobic biological reactor into a modified aerobic biological reactor, coupled with a modified flexible flotation/decanting system

#29
20210403352
2021-12-30

Biofilm carriers for use in wastewater treatment

#30
20210380450
2021-12-09

Method of facilitating growth of specific microorganisms

#31
20210371310
2021-12-02

Liquid effluent treatment module

#32
20210355012
2021-11-18

Mainstream deammonification process employing bypass primary effluent and step feeding

#33
20210292201
2021-09-23

Method of facilitating or inhibiting growth of specific microorganisms

#34
20210230033
2021-07-29

TREATMENT USING FIXED FILM PROCESSES AND BALLASTED SETTLING

#35
20210101813
2021-04-08

Targeted pollutant release in microorganisms

#36
20210094842
2021-04-01

System and method for multi-functional slurry processing

#37
20210069616
2021-03-11

Filter agitator

#38
20210061688
2021-03-04

Aerobic biological treatment apparatus

#39
20210047204
2021-02-18

Biofilm carrier media in moving bed biofilm reactor processes

#40
20210024392
2021-01-28

Wastewater Treatment Using Lagoons and Nitrification without Subsequent Clarification or Polishing

#41
20200369543
2020-11-26

Treatment process and device for submerged lifting circulation type bio-membrane filter

#42
20200346956
2020-11-05

Dynamic process control for partial nitritation in wastewater treatment with autotrophic nitrogen removal

#43
20200270153
2020-08-27

Scalable floating micro-aeration unit, devices and methods

#44
20200231477
2020-07-23

Systems and methods for reducing total dissolved solids (TDS) in wastewater by an algal biofilm treatment

#45
20200048122
2020-02-13

Targeted pollutant release in microorganisms

#46
20200048120
2020-02-13

Bioreactor with moving carriers

#47
20190143280
2019-05-16

Aerating lance assembly and aeration tank incorporating same

#48
20190135666
2019-05-09

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

#49
20190023597
2019-01-24

Process and device for treating wastewaters by oxidation

#50
20180093908
2018-04-05

Enhanced Membrane Bioreactor Process for Treatment of Wastewater

#51
20170297924
2017-10-19

Water treatment process employing dissolved air flotation to remove suspended solids

#52
20170291839
2017-10-12

Anammox process at waste water plant

#53
20170283288
2017-10-05

HEAT TRANSFER WASTEWATER TREATMENT SYSTEM

#54
20170158534
2017-06-08

Method for biological purification of waste water

#55
20160376175
2016-12-29

Free-flowing carrier elements

#56
20160075571
2016-03-17

Method for preparing anti-hardening granulous ceramic iron-carbon micro-electrolysis filler by using industrial waste

#57
20150251937
2015-09-10

Method and an apparatus for simultaneous removal of thiosalts and nitrogen compounds in waste water

#58
20150210574
2015-07-30

Treatment using fixed film processes and ballasted settling

#59
20150108067
2015-04-23

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

#60
20150083166
2015-03-26

Accumulated residue removal from carriers used in a water treatment system

#61
20140311973
2014-10-23

Method and apparatus for treatment of water-borne contaminants

#62
20140263041
2014-09-18

Method and apparatus for maximizing nitrogen removal from wastewater

#63
20140076799
2014-03-20

Methods and systems for treating wastewater

#64
20140017753
2014-01-16

Biogas production

#65
20130193038
2013-08-01

System and process for removing nitrogen compounds and odors from wastewater and wastewater treatment system

#66
20130037466
2013-02-14

Biological wastewater system having a screen structure for confining biofilm carriers to a reactor forming a part of the system

#67
20130032533
2013-02-07

Integrated membrane system for distributed water treatment

#68
20120279920
2012-11-08

SUSPENDED MEDIA MEMBRANE BIOLOGICAL REACTOR SYSTEM AND PROCESS INCLUDING MULTIPLE BIOLOGICAL REACTOR ZONES

#69
20120279919
2012-11-08

MULTISTAGE BIOLOGICAL REACTOR

#70
20120267305
2012-10-25

METHOD AND DEVICE FOR BIOLOGICALLY CLEANING WASTEWATER

#71
20120228216
2012-09-13

FLOATING WATER TREATMENT DEVICE

#72
20120097608
2012-04-26

SUSPENDED MEDIA MEMBRANE BIOLOGICAL REACTOR SYSTEM AND PROCESS INCLUDING SUSPENSION SYSTEM

#73
20120091045
2012-04-19

System and process for removing nitrogen compounds and odors from wastewater and wastewater treatment system

#74
20110259821
2011-10-27

Methods and Systems for Treating Wastewater

#75
20110176987
2011-07-21

Transfer apparatus and system, and uses thereof

#76
20110174730
2011-07-21

Algal purification system with efficient solar light utilization

#77
20110079555
2011-04-07

Aquarium Filter

#78
20110017664
2011-01-27

Suspended media membrane biological reactor system including suspension system and multiple biological reactor zones

#79
20100282654
2010-11-11

INTEGRATED WATER PROCESSING TECHNOLOGY

#80
20100219139
2010-09-02

FLUID TREATMENT ARRANGEMENTS WITH FLUID TREATMENT ELEMENTS AND METHODS FOR MAKING AND USING THEM

#81
20100206819
2010-08-19

FLUID TREATMENT ELEMENTS AND FLUID TREATMENT ARRANGEMENTS WITH FLUID TREATMENT ELEMENTS HAVING UNEVEN SURFACES AND METHODS FOR MAKING AND USING THEM

#82
20100206810
2010-08-19

Fluid treatment elements and fluid treatment arrangements with spaces between fluid treatment elements and methods for making and using them

#83
20100187189
2010-07-29

Fluid treatment elements and fluid treatment arrangements with posts and/or bands between fluid treatment elements and methods for making and using them

#84
20100126945
2010-05-27

Reactor for reductive conversion reactions using palladized bacterial cellulose

#85
20090272688
2009-11-05

Bioreactor and method for the biological purification of water

#86
20090159514
2009-06-25

Reactor comprising a stack of filter plates

#87
20090057212
2009-03-05

TREATMENT SYSTEM OF LOW CONCENTRATION SANITARY SEWAGE

#88
20080296220
2008-12-04

Water treatment apparatus and method

#89
20070231219
2007-10-04

Double-sided self-cleansing media

#90
20070151932
2007-07-05

Removal of phosphorous from wastewater

#91
20070065351
2007-03-22

Transfer apparatus and system, and uses thereof

#92
20050252855
2005-11-17

Methods and apparatus for biological treatment of aqueous waste

#93
20050131085
2005-06-16

Method of purifying Fischer-Tropsch derived water

#94
20050131083
2005-06-16

Method of purifying fischer-tropsch derived water

#95
18668672
2024-10-15

Water restoration system

#96
16403066
2020-10-13

System and method for multi-functional slurry processing

#97
16139740
2020-07-28

Method for low temperature, reduced pressure, distilled beer spirits and concentrates from finished beer and beer residues

#98
14273849
2020-08-04

Waste water treatment system and method