ClassID:

86617

C02F2209/24 - CPC Classification

Classification description:

Controlling or monitoring parameters in water treatment CO

Sub-classes:
Recent Application in this class:
#1
20260152421
2026-06-04

DEVICE FOR MEASURING THE ALKALINITY OF A LIQUID PRESENT IN AN EXTERNAL RESERVOIR AND PROCESS FOR MEASURING THE ALKALINITY OF A LIQUID PRESENT IN AN EXTERNAL RESERVOIR

#2
20260115659
2026-04-30

SYSTEMS AND METHODS FOR CARBON SEQUESTRATION USING ENHANCED WEATHERING

#3
20260084104
2026-03-26

SYSTEMS AND METHODS FOR CARBON SEQUESTRATION USING ENHANCED WEATHERING

#4
20250382208
2025-12-18

System and Method for Producing and Purifying Alkalinity for Addition to a Body of Water

#5
20250344680
2025-11-13

RECIRCULATING AQUACULTURE SYSTEM AND METHOD

#6
20250333337
2025-10-30

METAL CATION REMOVAL FROM LIQUID STREAMS USING CAPTURED CARBON DIOXIDE

#7
20250263616
2025-08-21

SYSTEMS AND METHODS FOR MANAGING FILTRATION MEDIA BEDS IN GAS AND LIQUID FILTRATION APPARATUS

#8
20250178940
2025-06-05

SYSTEM AND METHOD FOR REDUCING WASTEWATER HARDNESS AND CARBON CAPTURE UNDER HYPERGRAVITY

#9
20250092327
2025-03-20

Systems and methods for managing filtration media beds in gas and liquid filtration apparatus

#10
20250066229
2025-02-27

REMINERALIZATION OF DESALINATED AND OF FRESH WATER BY DOSING OF A CALCIUM CARBONATE SOLUTION IN SOFT WATER

#11
20250011190
2025-01-09

STOCHASTIC MODELING OF MARINE CARBON DIOXIDE REMOVAL

#12
20250001358
2025-01-02

SYSTEMS AND METHODS FOR CARBON SEQUESTRATION USING ENHANCED WEATHERING

#13
20240409439
2024-12-12

System and Method for Environmental Management of Carbon Dioxide in Water Systems

#14
20240317618
2024-09-26

METHOD AND APPARATUS FOR SEPARATING VAPOR,HEAT,AND VOLATILES FROM LIQUID MIXTURE

#15
20240228347
2024-07-11

METHODS FOR NATURAL GAS INJECTION INTO WATER

#16
20240182345
2024-06-06

METHODS AND SYSTEMS FOR DIGESTING BIOSOLIDS AND RECOVERING PHOSPHORUS

#17
20230347279
2023-11-02

Systems and methods for carbon sequestration using enhanced weathering

#18
20230312374
2023-10-05

Systems and methods for carbon sequestration using enhanced weathering

#19
20230302404
2023-09-28

Systems and methods for carbon sequestration using enhanced weathering

#20
20230032850
2023-02-02

Apparatus and methods for enhancing molecular oscillation for removing chlorine in water

#21
20220194829
2022-06-23

SYSTEM FOR MONITORING A BIOCHEMICAL PROCESS

#22
20220127176
2022-04-28

METHOD AND SYSTEM FOR TREATING WASTEWATER

#23
20220073391
2022-03-10

Methods and systems for digesting biosolids and recovering phosphorus

#24
20210403358
2021-12-30

Removal of ozone from process streams with ultraviolet radiation

#25
20210147256
2021-05-20

SELF CONTAINED, AUTOMATIC WATER QUALITY MONITORING AND TREATMENT SYSTEM

#26
20200120907
2020-04-23

System for the treatment and recirculation of freshwater or saltwater to restore water quality to optimum levels in fish farming cages

#27
20200071210
2020-03-05

Systems and methods for continuous measurement of an analyte

#28
20190047885
2019-02-14

Installation for the preparation of an aqueous solution comprising at least one earth alkali hydrogen carbonate

#29
20190039922
2019-02-07

Process for the preparation of an aqueous solution comprising at least one earth alkali hydrogen carbonate

#30
20180191015
2018-07-05

Electroactive cultures and apparatuses therefor

#31
20180148360
2018-05-31

Systems and methods for continuous measurement of an analyte

#32
20180056250
2018-03-01

EQUIPMENT AND PROCESS FOR LIQUID/GAS REACTION OR MIX

#33
20170008785
2017-01-12

System and Method for Treating Water with a Biological Based Biocide

#34
20160036083
2016-02-04

Electroactive cultures and apparatuses therefor

#35
20150327589
2015-11-19

Method of improving solubility of zinc in zinc-containing still drinking water and shelf-stable zinc-containing still drinking water

#36
20150037463
2015-02-05

Micronized CaCOslurry injection system for the remineralization of desalinated and fresh water

#37
20130327709
2013-12-12

Method and system for treating wastewater and sludges by optimizing sCOfor anaerobic autotrophic microbes

#38
20130323128
2013-12-05

Ultraviolet photoreactor for the purification of fluids

#39
20130294968
2013-11-07

Ultraviolet photoreactor for the purification of fluids

#40
20130022720
2013-01-24

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

#41
20120228404
2012-09-13

SYSTEMS AND METHODS FOR DELIVERING A LIQUID HAVING A DESIRED DISSOLVED GAS CONCENTRATION

#42
20110177550
2011-07-21

PROCESS FOR THE TREATMENT OF WATER AND PRODUCTION OF BIOMASS AND ASSOCIATED SYSTEMS

#43
20110127448
2011-06-02

Treating Mixable Materials By Radiation

#44
20100209294
2010-08-19

Ultraviolet photoreactor for the purification of fluids

#45
20080029454
2008-02-07

Carbon dioxide stimulation of nitrification in activated sludge reactors