ClassID:

86609

C02F2209/18 - CPC Classification

Classification description:

Controlling or monitoring parameters in water treatment PO-P

Recent Application in this class:
#1
20260061379
2026-03-05

Water Distribution Regulation Method for Reclaimed Waterway Landscape Environments Based on Algae Risk Control

#2
20250271226
2025-08-28

COOLING WATER MONITORING AND CONTROL SYSTEM

#3
20250243100
2025-07-31

Airtight Storage Tank and Improved Method for Anaerobic Treatment of Slurry or Whey

#4
20250116606
2025-04-10

AQUATIC ENVIRONMENT MONITORING AND DOSING SYSTEMS AND APPARATUSES, AND METHODS AND SOFTWARE RELATING THERETO

#5
20250033998
2025-01-30

AQUATIC INSTALLATION PREDICTIVE MAINTENANCE SYSTEM AND METHOD

#6
20240286939
2024-08-29

ADVANCED GRANULAR SLUDGE BED REACTOR

#7
20240262725
2024-08-08

SYSTEMS AND METHODS FOR CREATING AND SEGMENTING TREATMENT PROCESSES

#8
20240051858
2024-02-15

METHOD FOR REMOVING AMMONIACAL NITROGEN FROM HYPERSALINE EFFLUENTS THROUGH A CONSORTIUM CONTAINING HIGH-SALINITY-RESISTANT HETEROTROPHIC NITRIFYING AND AEROBIC DENITRIFYING MICROORGANISMS

#9
20230288153
2023-09-14

Cooling water monitoring and control system

#10
20230192517
2023-06-22

A CONTROL SYSTEM OF A WASTEWATER TREATMENT PLANT

#11
20230183113
2023-06-15

Cerium-lanthanum treatment method for reduction of contaminants in wastewater membrane bioreactors

#12
20230038072
2023-02-09

Systems and methods for creating and segmenting treatment processes

#13
20220316994
2022-10-06

Method for predicting operation effectiveness of decentralized sewage treatment facility by using support vector machine

#14
20220212973
2022-07-07

Dissolved air flotation system and methods for biological nutrient removal

#15
20220055929
2022-02-24

Sewage treatment apparatus suitable for multi-household domestic sewage treatment

#16
20220024789
2022-01-27

Rare earth clarifying agent and method for use in primary treatment of wastewater

#17
20210276901
2021-09-09

Cerium-lanthanum treatment method for reduction of contaminants in wastewater membrane bioreactors

#18
20210156101
2021-05-27

System for reducing contaminants in a body of water

#19
20210088450
2021-03-25

Aquatic environment monitoring and dosing systems and apparatuses, and methods and software relating thereto

#20
20210039972
2021-02-11

CONTROL SYSTEM AND CONTROL METHOD

#21
20210024396
2021-01-28

Method of treating sludge

#22
20200407256
2020-12-31

Highly effective in situ treatment method for endogenous pollution in sludge

#23
20200407250
2020-12-31

Method of optimizing the chemical precipitation process in water treatment plants and waste water treatment plants

#24
20200385297
2020-12-10

Method for predicting discharge level of effluent from decentralized sewage treatment facilities

#25
20200338485
2020-10-29

Method for preparing simultaneous nitrogen and phosphorus removal lightweight material and the use thereof

#26
20200262726
2020-08-20

Treatment of wastewater

#27
20200231466
2020-07-23

INTELLIGENT SYSTEMS AND METHODS FOR PROCESS AND ASSET HEALTH DIAGNOSIS, ANOMOLY DETECTION AND CONTROL IN WASTEWATER TREATMENT PLANTS OR DRINKING WATER PLANTS

#28
20200095144
2020-03-26

Cerium-lanthanum treatment method for reduction of contaminants in wastewater membrane bioreactors

#29
20200010342
2020-01-09

Method and system for phosphate recovery from a stream

#30
20190361413
2019-11-28

Method for controlling a process

#31
20190225517
2019-07-25

Wastewater treatment with customized phosphate control

#32
20190145722
2019-05-16

Cooling water monitoring and control system

#33
20190127246
2019-05-02

Rare earth clarifying agent and method for use in primary treatment of wastewater

#34
20190023586
2019-01-24

Recycling automotive phosphate rinse water stream

#35
20190010069
2019-01-10

System and apparatus for a mobile, modular agricultural bioreactor, and methods related thereto

#36
20190010066
2019-01-10

DECENTRALIZED WASTEWATER TREATMENT SYSTEM FOR REMOVING PHOSPHOROUS

#37
20190003976
2019-01-03

Multi-Parameter Water Analysis System with Analysis Application Updateable via a Cloud-Based Data Resource

#38
20180363013
2018-12-20

Process for producing polyhydroxyalkanoate

#39
20180118594
2018-05-03

Biological nutrient removal process control system

#40
20180111863
2018-04-26

Systems and methods for reducing algae blooms and microbial growth by phosphorus removal from aqueous systems

#41
20180029900
2018-02-01

Method for effluent total nitrogen-based on a recurrent self-organizing RBF neural network

#42
20170297937
2017-10-19

METHOD FOR MANAGING A WASTEWATER TREATMENT PROCESS

#43
20170297930
2017-10-19

METHOD FOR TREATING WASTEWATER

#44
20170275183
2017-09-28

METHOD FOR REMOVING CARBON DIOXIDE FROM OCEAN WATER AND QUANTIFYING THE CARBON DIOXIDE SO REMOVED

#45
20170176339
2017-06-22

Error monitoring and correction systems and methods in aquatic environment monitoring

#46
20170061309
2017-03-02

Concise state model for operational optimization of wastewater treatment unit(s)

#47
20160368796
2016-12-22

Seawater pretreatment device

#48
20160292795
2016-10-06

Charging device of circulating water utilization system and circulating-water utilization system

#49
20160272519
2016-09-22

Control system for nitrogen and phosphorus removal

#50
20160152489
2016-06-02

Method for controlling a process

#51
20160140437
2016-05-19

Method to predict the effluent ammonia-nitrogen concentration based on a recurrent self-organizing neural network

#52
20160115054
2016-04-28

Systems and methods for enhanced facultative biosolids stabilization

#53
20160107909
2016-04-21

Orbital wastewater treatment system and method of operating same

#54
20160096747
2016-04-07

Compositions and methods for selective anion removal

#55
20150345164
2015-12-03

System and method for maintaining water quality in large water bodies

#56
20150336826
2015-11-26

Hybrid wastewater treatment

#57
20150166361
2015-06-18

System and method for maintaining water quality in large water bodies

#58
20150048032
2015-02-19

System and method for controlling the chemical properties of a body of liquid

#59
20150001094
2015-01-01

Processes and apparatuses for removal of carbon, phosphorus and nitrogen

#60
20140346125
2014-11-27

Desalting Salty Sludge System and Method

#61
20140326680
2014-11-06

Salt water pool chlorinator having a sensor

#62
20140138308
2014-05-22

Optimized process and aeration performance with an advanced control algorithm

#63
20140017801
2014-01-16

Monitoring of photo-aging of light-based chemical indicators using illumination-brightness differential scheme

#64
20140016344
2014-01-16

Combined illuminator/light collectors for optical readers

#65
20140000651
2014-01-02

Optical reader optic cleaning systems having motion deployed cleaning elements

#66
20140000507
2014-01-02

Submersible chemical indicator apparatuses for use in aquatic-environment monitoring/measuring systems

#67
20130327710
2013-12-12

Anaerobic lagoon or tank design for eflluent carbon to nitrogen ratio control

#68
20130168327
2013-07-04

Dosage protection system and method for an aquatic environment

#69
20130022720
2013-01-24

Methods of Treating a Water Sample or a Substrate to Remove Organic Compounds

#70
20130020257
2013-01-24

Mainstream Wastewater Treatment

#71
20120284165
2012-11-08

METHOD FOR REMOVING CARBON DIOXIDE FROM OCEAN WATER AND QUANTIFYING THE CARBON DIOXIDE SO REMOVED

#72
20110303609
2011-12-15

Method for removing drugs from waste water using neutralized bauxite residue

#73
20110253625
2011-10-20

Method and device for removing biological nitrogen and support therefor

#74
20100199514
2010-08-12

OPTIMIZED APPARATUS AND METHOD FOR MANURE MANAGEMENT

#75
20100163485
2010-07-01

Wastewater treatment method

#76
20100155328
2010-06-24

Systems and methods for water treatment and remediation

#77
20100084337
2010-04-08

Apparatus and methods for control of waste treatment processes

#78
20100051522
2010-03-04

Wastewater lagoon aeration treatment system

#79
20100032378
2010-02-11

EFFLUENT TREATMENT PROCESS

#80
20090078651
2009-03-26

Mung Water Treatment Method

#81
20090038999
2009-02-12

System for treating wastewater having a controlled reaction-volume module usable therein

#82
20080314841
2008-12-25

Sewage treatment control device, method, and sewage treatment system

#83
20070029240
2007-02-08

Phased activated sludge system

#84
20060131232
2006-06-22

Method for water purification

#85
20060124543
2006-06-15

System for treating wastewater and a controlled reaction-volume module usable therein

#86
20060049103
2006-03-09

Phased activated sludge system

#87
20060000768
2006-01-05

Apparatus and methods for control of waste treatment processes