ClassID:

86403

C02F3/322 - CPC Classification

Classification description:

Biological treatment of water, waste water, or sewage characterised by the animals or plants used, e.g. algae use of algae

Sub-classes:
Recent Application in this class:
#1
20260125297
2026-05-07

SYSTEM AND METHOD FOR REMEDIATION OF WASTEWATER INCLUDING AEROBIC AND ELECTROCOAGULATION TREATMENT

#2
20260103773
2026-04-16

AGENT FOR SELECTIVE METAL RECOVERY, METAL RECOVERY METHOD, AND METAL ELUTION METHOD

#3
20260084991
2026-03-26

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

#4
20260070829
2026-03-12

SYSTEMS AND METHODS FOR TREATING A WASTEWATER STREAM

#5
20260062330
2026-03-05

BIOREMEDIATION OF ORGANIC COMPOUNDS IN WATER VIA MICROALGAE

#6
20260001797
2026-01-01

ALGAE CULTIVATION AND HARVESTING FOR NUTRIENT REMEDIATION

#7
20250326669
2025-10-23

METHODS OF TREATING OIL SANDS PROCESS-AFFECTED WATER WITH ALGAE AND USES THEREOF

#8
20250326668
2025-10-23

A METHOD AND VESSEL FOR CARBON SEQUESTRATION

#9
20250223542
2025-07-10

MODIFIED MICROALGAE FOR ENHANCED PHOSPHATE UPTADE INVOLVING OVEREXPRESSION OF PSR1 AND OPTIONALLY UNDEREXPRESSION OF PTC1

#10
20250187962
2025-06-12

IRRIGATION WATER TREATMENT DEVICE INCLUDING OXYGEN NANOBUBBLE GENERATOR AND RELATED METHODS

#11
20250074801
2025-03-06

COMPACT ROTARY ALGAE BIOFILM REACTOR

#12
20250059105
2025-02-20

SOIL ENRICHMENT SYSTEMS AND METHODS

#13
20250051206
2025-02-13

FILTER

#14
20240425399
2024-12-26

MANIPULATION OF ALGAL MICROBIOME COMPOSITION WITH SILICON-RICH MATERIALS FOR ENHANCED PHOSPHORUS REMOVAL FROM WASTEWATER

#15
20240390846
2024-11-28

CARBON-REMOVING SAND AND METHOD AND PROCESS FOR DESIGN, MANUFACTURE, AND UTILIZATION OF THE SAME

#16
20240327765
2024-10-03

SYSTEM AND METHOD FOR ENHANCED WASTEWATER TREATMENT USING PHOTOTROPHIC ORGANISMS

#17
20240254025
2024-08-01

SYSTEM AND METHOD FOR WATER ECOLOGICAL RESTORATION IN RURAL REGIONS

#18
20240182337
2024-06-06

Microalgae culturing pond-constructed wetland coupled system and method for advanced sewage purification

#19
20240158273
2024-05-16

RESOURCE-CIRCULATION-TYPE AND ECO-FRIENDLY LIVESTOCK MANURE TREATMENT METHOD USING ALGAL BIOMASS, AND SYSTEM FOR PRODUCING ALGAL BIOMASS USED THEREIN

#20
20240150208
2024-05-09

CONSUMPTION OF AT LEAST ONE COMPOUND FROM A FLUID

#21
20240124339
2024-04-18

DEVICE AND METHOD FOR COOPERATIVELY TREATING AQUACULTURE TAIL WATER

#22
20240109031
2024-04-04

SYSTEM FOR ACCELERATING DISSOLUTION OF MAFIC AND ULTRAMAFIC MATERIALS

#23
20240025783
2024-01-25

ALGAE SCRUBBER FILTER SYSTEM

#24
20240002787
2024-01-04

POROUS GLASS-BASED MICROBIAL STORAGE AND DELIVERY SYSTEM

#25
20230391637
2023-12-07

VACUUM AIR LIFT SYSTEMS INCLUDING A FLUIDIC OSCILLATOR

#26
20230382774
2023-11-30

SYSTEM AND METHOD FOR CULTIVATION OF OXYGENIC PHOTOGRANULE

#27
20230357054
2023-11-09

WATER TREATMENT METHOD, WATER TREATMENT SYSTEM, CARBONIZED COMBUSTION MATERIAL, AND METHOD FOR PRODUCING CARBONIZED COMBUSTION MATERIAL

#28
20230242429
2023-08-03

SYSTEMS AND METHODS FOR TREATING A WASTEWATER STREAM

#29
20230192520
2023-06-22

MULTISTAGE BIOFILTER FOR REMOVAL OF MICROPLASTIC PARTICULATES AND BIOCHEMICAL WASTE FROM AQUACULTURE WATER

#30
20230192519
2023-06-22

Method and system for recovering microplastics from water

#31
20230183114
2023-06-15

METHOD OF FACILITATING GROWTH OF SPECIFIC MICROORGANISMS

#32
20230061001
2023-03-02

Method for Producing Biomass from a Microalgae

#33
20230045512
2023-02-09

BIOPOWERPLANT: THIRD GENERATION BIOREFINERY WITH IMPROVED CAPACITY TO USE DOMESTIC WASTEWATER, LANDFILL LEACHATE AND SEA SALT WATER AS AN INPUT TO GENERATE GREEN ENERGY, WATER FOR REUSE, BIOFUEL, ORGANIC FERTILIZERS AND CAPTURE ATMOSPHERIC CO2

#34
20230034365
2023-02-02

AUTONOMOUS ORGANIC AQUATIC FILTRATION SYSTEMS

#35
20220363571
2022-11-17

SYSTEM AND METHOD FOR REMEDIATION OF WASTEWATER INCLUDING AEROBIC AND ELECTROCOAGULATION TREATMENT

#36
20220089467
2022-03-24

Biogas production with select macro algae and nanoparticles added to anaerobic digester feedstock

#37
20220024782
2022-01-27

Vacuum air lift systems including a fluidic oscillator

#38
20210403356
2021-12-30

Bacterium-alga coupled sewage treatment device based on energy recycling and use method thereof

#39
20210380452
2021-12-09

Method for treatment and resource utilization of acidic organic wastewater

#40
20210380450
2021-12-09

Method of facilitating growth of specific microorganisms

#41
20210292201
2021-09-23

Method of facilitating or inhibiting growth of specific microorganisms

#42
20210267151
2021-09-02

CHAETOMORPHA REACTOR, WATERFALL ALGAE SCRUBBER, AND BUBBLE UPFLOW ALGAE SCRUBBER METHODS AND DEVICES

#43
20210230524
2021-07-29

MICROALGAE CULTURES USING SEALED VERTICAL PHOTOBIOREACTORS

#44
20210221719
2021-07-22

Engineered yeast as a method for bioremediation

#45
20210188677
2021-06-24

Method and device for preventing and controlling pollutants in the reuse of reclaimed water in agricultural activity areas with extreme water shortage

#46
20210179465
2021-06-17

Method and device for controlling pollutants in basin water resources cycling utilization in agricultural activity areas

#47
20210130206
2021-05-06

Biological remediation of groundwater using an algal photobioreactor system

#48
20210127645
2021-05-06

Solar-powered aeration device for sludge turnover and planting and method

#49
20210114950
2021-04-22

SYSTEMS AND METHODS OF PRODUCING COMPOSITIONS FROM THE NUTRIENTS RECOVERED FROM WASTE STREAMS

#50
20210107819
2021-04-15

Tower-shape integrated ecological purification device for domestic sewage in small town

#51
20210101813
2021-04-08

Targeted pollutant release in microorganisms

#52
20200407252
2020-12-31

Methods and uses of dissolved organic material fractions for binding metal ions

#53
20200392027
2020-12-17

Method and device for controlling pollutants in basin water used for irrigating farmland in extremely water-scarce areas

#54
20200331785
2020-10-22

Composition and methods of use

#55
20200238233
2020-07-30

A METHOD OF MIXING FLUID FLOWING IN A RACEWAY CHANNEL AND RACEWAY CHANNEL THEREFOR

#56
20200207642
2020-07-02

Vacuum air lift systems including a photobioreactor

#57
20200148568
2020-05-14

Integrated unicellular/filamentous algal production, harvesting and remediation system

#58
20200048122
2020-02-13

Targeted pollutant release in microorganisms

#59
20200010347
2020-01-09

PROCESS FOR REMOVAL AND RECOVERY OF COPPER-CYANIDE COMPLEX USING MICROALGAE

#60
20190300395
2019-10-03

System and method for remediation of wastewater including aerobic and electrocoagulation treatment

#61
20190241847
2019-08-08

SYMBIOTIC ALGAE SYSTEM

#62
20190210898
2019-07-11

Methods and uses of dissolved organic material fractions for binding metal ions

#63
20190209961
2019-07-11

Carbon Dioxide Capture Systems

#64
20190077679
2019-03-14

Vacuum air lift systems including a fluidized bed reactor

#65
20190040347
2019-02-07

Culture medium sterilized for microalgae high density culture, and the air compression, air cooling, carbon dioxide automatically supplied, sealed vertical photobioreactor, harvesting, drying apparatus and characterized in that to provide a carbon dioxide biomass conversion fixed, air and water purification method using the same

#66
20190024209
2019-01-24

AGENT FOR SELECTIVE METAL RECOVERY, METAL RECOVERY METHOD, AND METAL ELUTION METHOD

#67
20190016620
2019-01-17

Closed-loop bioregenerative water purification system for the international space station (ISS) and for sustainable mars exploration

#68
20180265837
2018-09-20

System and method for efficiently growing algae using fungus

#69
20180257966
2018-09-13

Wastewater treatment apparatus

#70
20180237321
2018-08-23

Engineered yeast as a method for bioremediation

#71
20180194654
2018-07-12

Composition and methods of use

#72
20180127292
2018-05-10

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

#73
20180119085
2018-05-03

Systems and methods of producing compositions from the nutrients recovered from waste streams

#74
20180119079
2018-05-03

SYMBIOTIC ALGAE SYSTEM

#75
20180079669
2018-03-22

METHOD FOR SELECTION OF APPROPRIATE LOCATION TO REDUCE THE ATMOSPHERIC CARBON DIOXIDE THROUGH LARGE-SCALE IRON FERTILIZATION WITH LESS ACCUMULATION RATE OF VOLCANIC SULFUR COMPOUNDS

#76
20180057383
2018-03-01

Novel Radioresistant Alga of the Genus Coccomyxa

#77
20180044212
2018-02-15

Algae turf plate scrubber

#78
20180029908
2018-02-01

Algae scrubber with directed water flow

#79
20180029902
2018-02-01

Vacuum air lift systems and methods

#80
20180016171
2018-01-18

Systems and methods for treating dilute wastewater

#81
20180007873
2018-01-11

Aquarium system

#82
20170341942
2017-11-30

Methods and systems for large scale carbon dioxide utilization from Lake Kivu via a COindustrial utilization hub integrated with electric power production and optional cryo-energy storage

#83
20170334751
2017-11-23

Reactive electrochemical membrane filtration

#84
20170305804
2017-10-26

SOIL ENRICHMENT SYSTEMS AND METHODS

#85
20170305767
2017-10-26

Process and method for stillage fermentation

#86
20170298339
2017-10-19

Engineered Stable Microorganism/Cell Communities

#87
20170267562
2017-09-21

Process of treating buchu mercaptan production wastewater using microalgae and chitin as a nitrogen source

#88
20170253851
2017-09-07

NOVEL METHOD FOR CULTURE OF ALGAE, IN PARTICULAR MICROALGAE

#89
20170044474
2017-02-16

Membrane photobioreactor for treating nitrogen and phosphorus that are out of limits in biogas slurry and treating method thereof

#90
20160376680
2016-12-29

Processing and application of a purification system for a new alternative source of energy

#91
20160362314
2016-12-15

Methods and devices for the treatment of fluids

#92
20160272524
2016-09-22

Method for wastewater treatment by means of mixed algae cultures that sediment and device for performing said method

#93
20160264484
2016-09-15

Facility for treating and recycling animal waste comprising methanisation, cultivation of microalgae and macrophytes, and vermiculture

#94
20160257577
2016-09-08

Method for treating dense deepwater from Lake Kivu

#95
20160244347
2016-08-25

Composition and methods of use

#96
20160167995
2016-06-16

Treatment of oil and grease in water using algae

#97
20160167994
2016-06-16

TREATMENT OF WASTE WATER

#98
20160122217
2016-05-05

Algal system for improving water quality

#99
20160102007
2016-04-14

Producing algal biomass and products from organic solid material

#100
20160090317
2016-03-31

Digestion of waste activated sludge with algae

#101
20160068420
2016-03-10

NOVEL RADIORESISTANT ALGA OF THE GENUS COCCOMYXA

#102
20160060149
2016-03-03

Systems and methods for sterilizing liquid media

#103
20150360984
2015-12-17

Processing and application of a purification system for gold mining, extraction of minerals and growth of algae biomass

#104
20150353982
2015-12-10

MICRO-EVOLUTION OF MICROBES

#105
20150329397
2015-11-19

Process of treating buchu mercaptan production wastewater using microalgae and chitin as a nitrogen source

#106
20150329395
2015-11-19

Photobioreactor

#107
20150321932
2015-11-12

Method and apparatus for upflow algae scrubber, macroalgal photobioreactor and sea weed cultivator

#108
20150315051
2015-11-05

Upflow algae scrubber embodiments: gas bubble divider

#109
20150299646
2015-10-22

CULTURED EXTREMOPHILIC ALGAE SPECIES NATIVE TO NEW MEXICO

#110
20150275166
2015-10-01

Ultraviolet radiation pre-treatment of wastewater, improving its utility for algal cultivation

#111
20150275114
2015-10-01

PROCESS FOR CO-PRODUCTION OF BIO-ENERGY AND PRODUCTS FROM INTEGRATED CONVERSION OF BIOMASSES AND MUNICIPAL WASTES

#112
20150225271
2015-08-13

Amplified Relief From Drought and Famine- A Spin-Off Technology From Fossil-Fueled Climate Restoration

#113
20150175457
2015-06-25

TREATMENT OF WASTE WATER

#114
20150034539
2015-02-05

ALGAE SCRUBBER MACROALGAL ATTACHMENT MATERIALS - APPENDAGES

#115
20150027938
2015-01-29

Hang on glass upflow algae scrubber embodiments

#116
20140305866
2014-10-16

System for decomposition of organic compounds and method of operation

#117
20140284271
2014-09-25

PHOTOBIOREACTOR SYSTEM AND METHOD OF USING THE SAME

#118
20140273150
2014-09-18

Compositions and methods of use

#119
20140263039
2014-09-18

METHOD AND APPARATUS FOR UNICELLULAR BIOMASS PRODUCTION USING pH CONTROL SYSTEM AND INDUSTRIAL WASTEWATER WITH HIGH BIOCHEMICAL OXYGEN DEMAND LEVELS

#120
20140238934
2014-08-28

System and method for remediation of wastewater including aerobic and electrocoagulation treatment

#121
20140217017
2014-08-07

Transforming energy and transportation into primary engines for reversing global warming and eliminating ocean acidification

#122
20140197098
2014-07-17

Production of cyanobacterial or algal biomass using chitin as a nitrogen source

#123
20140147509
2014-05-29

Microorganism comprising particles and uses of same

#124
20140124438
2014-05-08

Wastewater treatment method and device

#125
20140083937
2014-03-27

CITY PARKS FOR RESOURCE RECYCLING AND GREEN REVOLUTION

#126
20130263501
2013-10-10

SYSTEM AND METHOD FOR BIOMASS FUEL PRODUCTION AND INTEGRATED BIOMASS AND BIOFUEL PRODUCTION

#127
20130233779
2013-09-12

Method and apparatus for upflow algae scrubber, macroalgal photobioreactor and seaweed cultivator

#128
20130206685
2013-08-15

METHOD FOR FIXING CARBON DIOXIDE AND COMPOSITION THEREFOR

#129
20130193069
2013-08-01

Fluid Treatment System

#130
20130146520
2013-06-13

Filtration dehydration apparatus

#131
20130126425
2013-05-23

Advanced Biologic Water Treatment Using Algae

#132
20130105388
2013-05-02

Advanced Biologic Water Treatment Using Algae

#133
20120244603
2012-09-27

Production of cyanobacterial or algal biomass using chitin as a nitrogen source

#134
20120175301
2012-07-12

Method for treating contaminated water

#135
20120164712
2012-06-28

PRODUCTION OF ALGAE

#136
20120125012
2012-05-24

Processes and systems for discharging amine byproducts formed in an amine-based solvent

#137
20120028338
2012-02-02

MIXOTROPHIC ALGAE FOR THE PRODUCTION OF ALGAE BIOFUEL FEEDSTOCK ON WASTEWATER

#138
20110308355
2011-12-22

Adsorption agent for noble metal, method for manufacturing the same, and method for recovering noble metal

#139
20110266215
2011-11-03

Advanced biologic water treatment using algae

#140
20110247977
2011-10-13

Device for Treating Wastewater Comprising Nitrogen and Phosphorus and a Method for the Same

#141
20110229930
2011-09-22

Microorganism comprising particles and uses of same

#142
20110174730
2011-07-21

Algal purification system with efficient solar light utilization

#143
20100300962
2010-12-02

METHODS FOR TREATING WASTEWATER USING AN ORGANIC COAGULANT

#144
20100288695
2010-11-18

PROCESS AND SYSTEM FOR ALGAE PRODUCTION FROM THE BYPRODUCTS OF WASTE WATER TREATMENT

#145
20100264094
2010-10-21

METHOD OF DEVELOPING A RAPIDLY SETTLING ALGAL FLOC

#146
20100089822
2010-04-15

Micro gas attendant system

#147
20100012580
2010-01-21

Systems and methods for wastewater treatment

#148
20090294354
2009-12-03

Wastewater photo biomass/algae treatment method

#149
20090134091
2009-05-28

Method for removing undesirable components from water while containing, cultivating, and harvesting photosynthetic marine microorganisms within water

#150
20070289910
2007-12-20

System for removal of contaminants from aqueous solution

#151
20050269259
2005-12-08

Method and system for removal of contaminants from aqueous solution

#152
17872981
2023-04-18

Algae scrubber filter system

#153
15460830
2018-10-02

Aquarium filtration and algae control system

#154
14097019
2016-04-19

System for algae-based treatment of water

#155
13919202
2017-09-12

Process and system for removing pollutants from contaminated water and for the production of an algal biomass