ClassID:

86421

C02F5/083 - CPC Classification

Classification description:

Softening water; Preventing scale; Adding scale preventatives or scale removers to water, e.g. adding sequestering agents; Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents Mineral agents

Recent Application in this class:
#1
20260115659
2026-04-30

SYSTEMS AND METHODS FOR CARBON SEQUESTRATION USING ENHANCED WEATHERING

#2
20260084104
2026-03-26

SYSTEMS AND METHODS FOR CARBON SEQUESTRATION USING ENHANCED WEATHERING

#3
20250172128
2025-05-29

METHOD FOR REMOVING SCALE IN GEOTHERMAL POWER PLANT

#4
20250109046
2025-04-03

WATER FILTER SYSTEM FOR USE WITH A SHOWER

#5
20250075683
2025-03-06

Binary power generation system utilizing renewable energy such as geothermal heat

#6
20250034017
2025-01-30

PREVENTION OF SCALE FORMATION AND CORROSION UTILIZING BLENDED MEDIA IN CONTAINED FLUIDIZED BEDS

#7
20250034016
2025-01-30

METHOD OF PRODUCING WATER TREATMENT AGENT FOR SOLVING SILICA SCALE PROBLEM

#8
20250001358
2025-01-02

SYSTEMS AND METHODS FOR CARBON SEQUESTRATION USING ENHANCED WEATHERING

#9
20240076204
2024-03-07

WASTEWATER PROCESSING SYSTEM AND APPARATUS

#10
20240018022
2024-01-18

Water-savings adiabatic spray system

#11
20230347279
2023-11-02

Systems and methods for carbon sequestration using enhanced weathering

#12
20230312374
2023-10-05

Systems and methods for carbon sequestration using enhanced weathering

#13
20230302404
2023-09-28

Systems and methods for carbon sequestration using enhanced weathering

#14
20230210298
2023-07-06

Portable Water Heater Assembly

#15
20230079874
2023-03-16

MINERAL-CONTAINING COMPOSITION FOR REDUCING CHLORINE SMELL

#16
20220356086
2022-11-10

Method for electrolysis-ozone-corrosion inhibitor/electrolysis-ozone-hydrogen peroxide-corrosion inhibitor coupling treatment on toxic and refractory wastewater

#17
20210300805
2021-09-30

Apparatus for inhibiting formation of calcium based crystal and apparatus for water treatment using the same

#18
20210238055
2021-08-05

Alkaline Water Filter for Refrigerator

#19
20210130211
2021-05-06

WATER TREATMENT PROCESS

#20
20210107809
2021-04-15

Water-savings adiabatic spray system

#21
20200391138
2020-12-17

Apparatus and method for filtering aqueous liquid

#22
20190314807
2019-10-17

Compressed salt block for a liquid treatment apparatus

#23
20190128541
2019-05-02

Method for treating domestic water supply installations

#24
20180362377
2018-12-20

Hardness reduction filter

#25
20180345241
2018-12-06

Corrosion inhibition in hydrothermal processing

#26
20180028978
2018-02-01

Methods and systems for treating high temperature produced water

#27
20180002204
2018-01-04

Device for Improving the Chemical and Physical Properties of Water and Methods of Using Same

#28
20180002198
2018-01-04

Water-savings adiabatic spray system

#29
20170233273
2017-08-17

Compressed salt block for a liquid treatment apparatus

#30
20170121199
2017-05-04

INDUSTRIAL WATER LOOP TREATMENT PROCESS

#31
20170029306
2017-02-02

Water treatment system and power generation facility

#32
20160326036
2016-11-10

Terpolymerized corrosion and scale inhibitor used in circulating cooling water of central air conditioning and its preparation method

#33
20160318783
2016-11-03

Phosphorus-free corrosion and scale inhibitor used in circulating cooling water of central air conditioning and its preparation method

#34
20160051121
2016-02-25

SYSTEM FOR SUPPLYING AND TREATING WATER FOR A DISHWASHER

#35
20160009582
2016-01-14

Methods and systems for treating produced water

#36
20150351605
2015-12-10

SYSTEM FOR SUPPLYING AND TREATING WATER FOR A WASHING MACHINE, IN PARTICULAR A DISHWASHER

#37
20150210567
2015-07-30

Scale suppression apparatus, geothermal power generation system using the same, and scale suppression method

#38
20150121867
2015-05-07

Scale suppression apparatus, geothermal power generation system using the same, and scale suppression method

#39
20150004054
2015-01-01

Corrosion control methods

#40
20140326675
2014-11-06

Rheology modifying agents for slurries

#41
20140314620
2014-10-23

Application of oxygen scavengers to glycol systems

#42
20140083949
2014-03-27

Scale inhibition method and geothermal power generating device

#43
20130264290
2013-10-10

Improving wastewater pumping and conveying efficiency

#44
20130205487
2013-08-15

Toilet device

#45
20130082004
2013-04-04

WATER AREA EQUIPMENT THAT CAN INHIBIT WATER SCALE FORMATION

#46
20130026105
2013-01-31

Method to inhibit scale formation in cooling circuits using carbon dioxide

#47
20120168364
2012-07-05

OIL FIELD WATER RECYCLING SYSTEM AND METHOD

#48
20120168358
2012-07-05

METHOD TO INHIBIT SCALE FORMATION IN COOLING CIRCUITS USING CARBON DIOXIDE

#49
20120137883
2012-06-07

Method for recovering gas from shale reservoirs and purifying resulting produced water to allow the produced water to be used as drilling or frac water, or discharged to the environment

#50
20120085966
2012-04-12

Composition and Methods for Maintaining pH Balance in Pool and Spa Water

#51
20110297874
2011-12-08

Method for decreasing hardness of water

#52
20110200435
2011-08-18

Service crane for a wind turbine

#53
20110017677
2011-01-27

OIL FIELD WATER RECYCLING SYSTEM AND METHOD

#54
20100326898
2010-12-30

Water filter with softener and residual hardness stabilizer

#55
20100239628
2010-09-23

PRODUCT FOR WATER TREATMENT

#56
20100176060
2010-07-15

Method to inhibit scale formation in cooling circuits using carbon dioxide

#57
20100167976
2010-07-01

Composition

#58
20100140178
2010-06-10

Blended salt composition and method of using

#59
20090277783
2009-11-12

MACHINE WITH WATER HEATING MEANS AND ANTI-SCALE DEVICE

#60
20090069202
2009-03-12

Corrosion inhibition compositions and methods for using the same

#61
20080272037
2008-11-06

Apparatus, products and processes for preventing the occurrence of rust stains resulting from irrigation systems using water containing iron ions

#62
20080099154
2008-05-01

Method and apparatus for high efficiency evaporation operation

#63
20070257127
2007-11-08

Method of promoting unrestricted flow of irrigation water through irrigation networks

#64
20070119352
2007-05-31

Process for slag and corrosion control in boilers

#65
20060290935
2006-12-28

PROCESS FOR CORROSION CONTROL IN BOILERS

#66
20050242042
2005-11-03

Control of cooling water system using rate of consumption of fluorescent polymer

#67
20050098499
2005-05-12

Process for pre-treating and desalinating sea water

#68
20050061753
2005-03-24

Use of cerium salts to inhibit manganese deposition in water systems

#69
15727470
2020-12-29

Hyper-oxygenated soaking spa system

#70
14026080
2019-05-14

Compositions and methods for treating wastewater

#71
14026025
2017-12-19

Compositions and methods for treating wastewater