ClassID:

86585

C02F2203/008 - CPC Classification

Classification description:

Apparatus and plants for the biological treatment of water, waste water or sewage Mobile apparatus and plants, e.g. mounted on a vehicle

Recent Application in this class:
#1
20250353765
2025-11-20

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

#2
20250256986
2025-08-14

METHOD AND PACKAGED SYSTEM FOR FILTERING WATER

#3
20250128973
2025-04-24

OXYGEN INFUSION MODULE FOR WASTEWATER TREATMENT

#4
20240400430
2024-12-05

MODULAR SYSTEM AND METHOD FOR TREATING SEPTIC TANK WASTEWATER USING SUBSTRATES THAT SUPPORT MULTIPLE BIOHABITATS

#5
20240400429
2024-12-05

WASTEWATER TREATMENT SYSTEM INCLUDING A MOVING BED ASSEMBLY

#6
20240351922
2024-10-24

MEMBRANE BIOREACTOR, METHOD OF OPERATING A MEMBRANE BIOREACTOR, AND USE OF A MEMBRANE BIOREACTOR

#7
20240286940
2024-08-29

APPARATUS AND METHOD FOR REMOVING NITROGEN POLLUTION FROM WATER

#8
20240199459
2024-06-20

APPARATUS AND METHOD FOR RECYCLING BLACKWATER AND GREYWATER AT OIL AND GAS WELL SITES

#9
20230365429
2023-11-16

Method and packaged system for filtering water

#10
20220389731
2022-12-08

VESSELS SUCH AS SWIMMING POOLS OR SPAS OMITTING DEDICATED PLUMBED WATER-CIRCULATION SYSTEMS

#11
20220388882
2022-12-08

Automated, mobile, low power consumption with a hybrid power capacity wastewater treatment facility

#12
20220356097
2022-11-10

Methods of gas infusion for wastewater treatment

#13
20220356096
2022-11-10

Systems of gas infusion for wastewater treatment

#14
20220356093
2022-11-10

Systems of gas infusion for wastewater treatment

#15
20220355256
2022-11-10

Oxygen infusion module for wastewater treatment

#16
20220242762
2022-08-04

Wastewater treatment apparatus and process therefor

#17
20220135457
2022-05-05

Apparatus and method for recycling blackwater and greywater at oil and gas well sites

#18
20220024796
2022-01-27

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

#19
20210380434
2021-12-09

Device for the purification of fluids, nozzle insert for ion exchange column, method of deionizing a fluid and use of such a device

#20
20210317022
2021-10-14

Modular water purification system

#21
20210292694
2021-09-23

SCALABLE BIODIGESTER PLANT FOR GENERATING BIOGAS FROM LIVESTOCK LIQUID MANURE

#22
20200330902
2020-10-22

Container-type apparatus with a suspended particle system for wastewater treatment

#23
20200048130
2020-02-13

Biorefinery method and system for isolated environments

#24
20200010346
2020-01-09

Bioreactor for sulfate reduction

#25
20190315635
2019-10-17

Method and system for de-oiling a feed of oil and water

#26
20190092657
2019-03-28

Electrocoagulation unit

#27
20190071337
2019-03-07

BIOCONVERSION PROCESSES AND APPARATUS

#28
20180328065
2018-11-15

Pool cleaner impeller subassembly

#29
20180280835
2018-10-04

CONTAINER-TYPE APPARATUS WITH A SUSPENDED PARTICLE SYSTEM FOR WASTEWATER TREATMENT

#30
20180155227
2018-06-07

Biorefinery method and system for isolated environments

#31
20180141842
2018-05-24

WATER TREATMENT DEVICES

#32
20180134596
2018-05-17

Microbubble aerator

#33
20180127291
2018-05-10

Mobile, replaceable, and regenerable cartridge for treatment of water

#34
20170349463
2017-12-07

MOBILE DEVICE FOR BIOLOGICAL TREATMENT OF BIOREACTOR-TYPE WASTEWATER

#35
20170320761
2017-11-09

Water treatment reactor

#36
20170313607
2017-11-02

Water treatment system and method

#37
20170239630
2017-08-24

Compact Water Agitator for Pest Control

#38
20170088435
2017-03-30

System and method for cleaning and sterilizing a water flow

#39
20170081225
2017-03-23

Portable wastewater treatment systems

#40
20170073258
2017-03-16

Method for treating fluid waste material

#41
20170028310
2017-02-02

Mobile mechanical vapor recompression evaporator

#42
20160340217
2016-11-24

WATER TREATMENT SYSTEM

#43
20160122217
2016-05-05

Algal system for improving water quality

#44
20150218024
2015-08-06

Water treatment devices

#45
20150191372
2015-07-09

Method and plant for the reduction of the concentration of pollutants and/or valuable elements in the water

#46
20150183671
2015-07-02

Septic system for a grease trap reservoir, including an aeration subsystem to compress grease and/or waste fluid and to inject air, and an optional fluid recirculation system with a control station

#47
20150122731
2015-05-07

Bioremediation reactor system and method

#48
20150041402
2015-02-12

Method and system for de-oiling a feed of oil and water

#49
20150014246
2015-01-15

Wastewater treatment apparatus and process therefor

#50
20140353225
2014-12-04

Treatment of storm water

#51
20140311973
2014-10-23

Method and apparatus for treatment of water-borne contaminants

#52
20140305856
2014-10-16

Quick-dry filter dewatering mobile process and apparatus

#53
20140263047
2014-09-18

Wastewater treatment system

#54
20140262730
2014-09-18

Mobile mechanical vapor recompression evaporator

#55
20140069806
2014-03-13

Bio-electrochemical systems

#56
20140048470
2014-02-20

System for Treating Water From Induced Hydraulic Fracturing

#57
20140048466
2014-02-20

Apparatus for treating Lake Okeechobee water

#58
20130168304
2013-07-04

Floating treatment streambed

#59
20130134091
2013-05-30

Portable biofilter and degasser

#60
20130130346
2013-05-23

Human waste treatment system and method

#61
20130048575
2013-02-28

SYSTEMS AND METHODS FOR MOBILE FRACKING WATER TREATMENT

#62
20120097590
2012-04-26

Wastewater treatment system

#63
20120067797
2012-03-22

Bioreactor system for aquarium and septic tank

#64
20120024782
2012-02-02

METHOD AND APPARATUS FOR TREATING AN OIL SPILL

#65
20110168721
2011-07-14

Transportable Wastewater Treatment Tank

#66
20110132822
2011-06-09

Floating bioreactor system

#67
20110114545
2011-05-19

DEVICE FOR THE PURIFICATION OF WASTE WATER

#68
20110108472
2011-05-12

Floating treatment streambed

#69
20110089171
2011-04-21

WASTEWATER TREATMENT PROCESS BASINS

#70
20110042309
2011-02-24

Solar powered aeration and microbial incubation system

#71
20110006000
2011-01-13

Biofilm remediation of metal containing wastewater

#72
20100319913
2010-12-23

Biofilm remediation of fracture fluid

#73
20100270171
2010-10-28

A System And A Method For Reducing The Amount of Liquid In A Biological Mass

#74
20100105128
2010-04-29

Portable high rate anaerobic digester apparatus and method of operation

#75
20100025311
2010-02-04

Vehicle-integrated water harvesting system

#76
20100000921
2010-01-07

Dual cell nitrogen removal apparatus

#77
20090283472
2009-11-19

Wastewater treatment apparatus

#78
20090159530
2009-06-25

PROCESS BASED ON THE USE OF ZEOLITES FOR THE TREATMENT OF CONTAMINATED WATER

#79
20090127176
2009-05-21

Modular Water Treatment Unit

#80
20090114603
2009-05-07

Wastewater treatment vessel

#81
20080179240
2008-07-31

Portable wetlands

#82
20080098780
2008-05-01

SYSTEMS AND METHODS FOR TREATING SOLID WASTE

#83
20080093284
2008-04-24

UNITARY MOBILE POWER GENERATION AND WATER MANAGEMENT FACILITY

#84
20080053907
2008-03-06

Offshore Wastewater Treatment

#85
20070207534
2007-09-06

Mobile bioremediation systems

#86
20070045179
2007-03-01

System and method for introducing high pressure air into a wastewater treatment system

#87
20070000835
2007-01-04

Wastewater treatment

#88
20060249454
2006-11-09

Portable apparatus for in-transport treatment of waste

#89
20060054554
2006-03-16

Method for oxygenating wastewater

#90
20050274669
2005-12-15

Wastewater treatment system

#91
20050236327
2005-10-27

Wastewater treatment

#92
20050184000
2005-08-25

Wastewater treatment station in shipping container

#93
20050103696
2005-05-19

Sewage treatment plant

#94
16879250
2022-01-18

Apparatus and method for recycling blackwater and greywater at oil and gas well sites

#95
16007495
2020-06-02

Apparatus and method for recycling blackwater and greywater at oil and gas well sites

#96
14717748
2019-04-30

Mobile submersible mixing apparatus