ClassID:

86300

C02F1/683 - CPC Classification

Classification description:

Treatment of water, waste water, or sewage by addition of specified substances, e.g. trace elements, for ameliorating potable water by addition of complex-forming compounds

Recent Application in this class:
#1
20260132062
2026-05-14

SIMULTANEOUS CONTROL OF SCALE, CORROSION, AND HYDROGEN SULFIDE-RELATED ISSUES USING A SINGLE PRODUCT

#2
20260091998
2026-04-02

H2S SEQUESTERING COMPOSITION

#3
20260053929
2026-02-26

METAL CHELATING COMPOSITIONS AND METHODS FOR CONTROLLING THE GROWTH OR ACTIVITIES OF A LIVING CELL OR ORGANISM

#4
20260028556
2026-01-29

USE OF PEPTIDES IN FABRIC FINISHING FORMULATIONS FOR COLOR CARE

#5
20260008699
2026-01-08

METHOD AND SYSTEM FOR REMOVING AZOLE-BASED COMPOUNDS FROM A WASTEWATER

#6
20260001783
2026-01-01

ENHANCED FOAM REMOVAL OF TOTAL SUSPENDED SOLIDS AND MULTIPLY CHARGED CATIONS FROM AQUEOUS OR AQUEOUS/OIL MIXED PHASE VIA INCREASED VISCOELASTICITY

#7
20250368672
2025-12-04

IRON COMPLEXES AND USES THEREOF

#8
20250368554
2025-12-04

TREATMENT METHOD FOR FLUORINE- AND ALUMINUM-CONTAINING WATER

#9
20250346510
2025-11-13

DEVICES, METHODS, AND COMPOSITIONS FOR TREATING GREASE TRAPS

#10
20250263317
2025-08-21

Black Water Holding Tank Treatment and Method

#11
20250059067
2025-02-20

Systems, Methods, and Compositions for Purifying Water

#12
20250034010
2025-01-30

METHOD FOR TREATING WATER WITH A NANOCOMPOSITE

#13
20250026671
2025-01-23

METHOD FOR REMOVING METAL IONS FROM WATER

#14
20250019274
2025-01-16

REMOVAL OF FLUOROALKYL COMPOUNDS FROM WATER USING GALVANIC CELL

#15
20250018363
2025-01-16

COMPOSITIONS AND SYSTEMS FOR BINDING NUTRIENTS FROM MOVING BODIES OF WATER

#16
20250003098
2025-01-02

ELECTROCHEMICAL CELL DEIONIZATION SYSTEM

#17
20250003096
2025-01-02

ELECTROCHEMICAL CELL DEIONIZATION SYSTEM

#18
20250003095
2025-01-02

ELECTROCHEMICAL CELL DEIONIZATION SYSTEM

#19
20240400427
2024-12-05

OXIDIZING COMPOSITIONS FOR REMOVING SULFUR COMPOUNDS FROM HYDROCARBON FUELS AND WASTEWATER

#20
20240384183
2024-11-21

USE OF TRANSITION METAL DOPED NANOPARTICLES AND SILICA NANOPARTICLES FOR H2S REMOVAL

#21
20240360015
2024-10-31

Water treatment method for adsorbing metal ions

#22
20240360014
2024-10-31

Metal ion removal method

#23
20240336500
2024-10-10

Removal of fluoroalkyl compounds from water using galvanic cell

#24
20240286929
2024-08-29

ENHANCED FOAM REMOVAL OF TOTAL SUSPENDED SOLIDS AND MULTIPLY CHARGED CATIONS FROM AQUEOUS OR AQUEOUS/OIL MIXED PHASE VIA INCREASED VISCOELASTICITY

#25
20240262839
2024-08-08

SCALABLE ANION CAPTURE MACROCYCLES

#26
20240218542
2024-07-04

Method and device for manufacturing sodium hypochlorite solution

#27
20240190733
2024-06-13

METHODS AND SYSTEM FOR ALKALIZING A BODY OF WATER AND REMOVING CARBON DIOXIDE, AND A DOSING STATION THEREFOR

#28
20240174572
2024-05-30

BIOCHAR FOR STABLE SOLIDIFICATION OF HEAVY METALS

#29
20240140845
2024-05-02

REMOVAL OF ARSENIC, ANTIMONY AND TOXIC METALS FROM CONTAMINATED SUBSTRATE

#30
20240116789
2024-04-11

REMOVAL OF CHELATED IRON FROM PRODUCED WATER

#31
20240043293
2024-02-08

Electrochemical Reduction Reactor, and System and Method Comprising Same

#32
20240002333
2024-01-04

LINEAR AND CYCLIC AROMATIC OLIGOAMIDES, METHODS OF MAKING SAME, AND USES THEREOF

#33
20230415122
2023-12-28

DESALINATION OF WATER USING A COMPLEXING AGENT ATTACHED TO A MAGNETIC NANOPARTICLE

#34
20230382775
2023-11-30

METHOD FOR EXTRACTING SALTS AND TEMPERATURE-REGENERATED EXTRACTING COMPOSITION

#35
20230365873
2023-11-16

NITROGEN-FREE HYDROGEN SULPHIDE AND MERCAPTANS SCAVENGERS

#36
20230365431
2023-11-16

Apparatus and method for hydrate-based wastewater treatment and cold storage

#37
20230331600
2023-10-19

METHODS AND COMPOSITIONS TO REDUCE AZOLES AND AOX CORROSION INHIBITORS

#38
20230312379
2023-10-05

Method for removing metal ions from water with a nanocomposite film

#39
20230295023
2023-09-21

Decontamination of Environmental Water Sources Using Living Engineered Biofilm Materials

#40
20230286842
2023-09-14

COMPOSITIONS AND METHODS FOR TREATING AQUARIUM WATER

#41
20230234865
2023-07-27

COMPOSITIONS COMPRISING MACROCYCLIC HOSTING MOIETIES

#42
20230234847
2023-07-27

PROCESS FOR THE REMOVAL OF HEAVY METALS FROM A PHOSPHORIC ACID CONTAINING COMPOSITION USING AN IONIC POLYMERIC SURFACTANT AND USE OF SAID SURFACTANT IN THE PRECIPITATION OF HEAVY METALS IN A PHOSPHORIC ACID CONTAINING COMPOSITION

#43
20230227311
2023-07-20

PROCESS FOR THE REMOVAL OF HEAVY METALS FROM A PHOSPHORIC ACID CONTAINING COMPOSITION USING A FLOCCULATING AGENT

#44
20230226519
2023-07-20

Metal Chelating Functional Graphene Materials

#45
20230219817
2023-07-13

PROCESS FOR THE REMOVAL OF HEAVY METALS FROM A PHOSPHORIC ACID CONTAINING COMPOSITION

#46
20230218940
2023-07-13

METHOD FOR TREATING SOLID HAZARDOUS HEAVY METAL-CONTAINING COMPOSITIONS

#47
20230166992
2023-06-01

SELECTIVE LITHIUM EXTRACTION CHEMISTRY FOR GEOTHERMAL BRINE

#48
20230075512
2023-03-09

Water treatment using chitosan-graft-itaconic acid-aluminum oxide nanocomposites

#49
20230058065
2023-02-23

Buffer-free process cycle for COsequestration and carbonate production from brine waste streams with high salinity

#50
20230036172
2023-02-02

System for purifying fresh, combined and saline wastewater from radioactive heavy metals

#51
20230017553
2023-01-19

Method for minimizing fouling, corrosion, and solvent degradation in low-temperature refinery and natural gas processes

#52
20220411295
2022-12-29

MULTIFUNCTIONAL ADDITIVE

#53
20220340458
2022-10-27

Volatile fatty acid control

#54
20220332612
2022-10-20

Polymer flooding produced water treatment

#55
20220332611
2022-10-20

METHODS AND COMPOSITIONS FOR THE TREATMENT OF PRODUCED WATER

#56
20220332582
2022-10-20

Method for removing cadmium in the manufacture of phosphoric acid

#57
20220323903
2022-10-13

Methods for treating odors

#58
20220307198
2022-09-29

VOLATILE FATTY ACID CONTROL

#59
20220289610
2022-09-15

Method for chromium removal from post-tanning wastewater

#60
20220289602
2022-09-15

Compositions and systems for binding nutrients from moving bodies of water

#61
20220282166
2022-09-08

Stabilized concentrated formaldehyde solutions and methods of use thereof

#62
20220241722
2022-08-04

Hydrogen Sulfide Removal in Liquid and Gas Streams

#63
20220213377
2022-07-07

Scale deposition inhibiting scavenger compositions and their use

#64
20220169536
2022-06-02

Receptor and method for removing oxoanions from aqueous phase

#65
20220162102
2022-05-26

Molecules having one hydrophobic group and two identical hydrophilic ionic groups and compositions thereof and methods of preparation thereof

#66
20220055927
2022-02-24

DESALINATION OF WATER USING A COMPLEXING AGENT ATTACHED TO A MAGNETIC NANOPARTICLE

#67
20220041918
2022-02-10

Scale inhibition using branched polymers

#68
20220024865
2022-01-27

Cluster compounds and methods of making the same

#69
20220023332
2022-01-27

Application of cyclodextrins (CDs) for remediation of perfluoroalkyl substances (PFASs)

#70
20210363036
2021-11-25

Method for decontaminating an aqueous liquid medium containing micropollutants or a surface contaminated with micropollutants

#71
20210363035
2021-11-25

Methods for wastewater treatment using alcohol ethoxylate surfactants

#72
20210355076
2021-11-18

Device and method for the desalination of water by means of thermal deionisation and liquid-phase ion extraction liquid

#73
20210355006
2021-11-18

Systems, methods, and compositions for purifying water

#74
20210246055
2021-08-12

Gelling F.O.G. for landfill disposal

#75
20210236661
2021-08-05

Cyclodextrin-linked polyvalent ligands for complexation of metal ions

#76
20210230034
2021-07-29

Use of di-ionic compounds as corrosion inhibitors in a water system

#77
20210221724
2021-07-22

Acid grafted EO-PO copolymers as silica scale inhibitors

#78
20210221715
2021-07-22

Metal-chelating compositions and their use in methods of removing or inhibiting barium scale

#79
20210214254
2021-07-15

Method for extracting salts and temperature-regenerated extracting composition

#80
20210207064
2021-07-08

COMPOUND FOR RESTORING CONTAMINATED SOIL OR CONTAMINATED WATER

#81
20210198129
2021-07-01

METHODS, PRODUCTS & USES RELATING TO SCAVENGING OF ACIDIC SULFIDE SPECIES

#82
20210197210
2021-07-01

Process to treat metal or mineral ores and collector composition therefor

#83
20210197116
2021-07-01

METHOD OF SCAVENGING ACID SULFIDE SPECIES

#84
20210188671
2021-06-24

BUFFER-FREE PROCESS CYCLE FOR CO2 SEQUESTRATION AND CARBONATE PRODUCTION FROM BRINE WASTE STREAMS WITH HIGH SALINITY

#85
20210188654
2021-06-24

Systems and methods for producing elements from mixtures, storage/generation vessels, and storage/generation vessel assemblies

#86
20210179466
2021-06-17

Method for purifying fresh, combined and saline wastewater from radioactive heavy metals

#87
20210155513
2021-05-27

Method and system for abating the presence of a selected chemical substance in wastewater flowing in a wastewater channel system

#88
20210078889
2021-03-18

DEVICE FOR PURIFYING DRINKING WATER

#89
20210070637
2021-03-11

Method of treating wastewater

#90
20210039993
2021-02-11

COMPOSITIONS FOR THE REMOVAL OF HEAVY METALS

#91
20210017054
2021-01-21

Recovery of metals from industrial wastewater of low metal concentration

#92
20210017046
2021-01-21

Enhanced foam removal of total suspended solids and multiply charged cations from aqueous or aqueous/oil mixed phase via increased viscoelasticity

#93
20200407252
2020-12-31

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

#94
20200377392
2020-12-03

Methods and compositions to reduce azoles and AOX corrosion inhibitors

#95
20200346961
2020-11-05

Saline glycerine wastewater treatment system and technology

#96
20200298207
2020-09-24

Process for recovery of lithium from brine

#97
20200297848
2020-09-24

METAL CHELATING COMPOSITIONS AND METHODS FOR CONTROLLING THE GROWTH OR ACTIVITIES OF A LIVING CELL OR ORGANISM

#98
20200262724
2020-08-20

Zinc ammonium carbonate sulfide scavengers

#99
20200247683
2020-08-06

Compositions of particulate materials

#100
20200179905
2020-06-11

System and method for removing contaminants

#101
20200123032
2020-04-23

Treating seawater for oilfield operations

#102
20200115617
2020-04-16

Synergistic sulfide scavenging additives for use in oilfield operations

#103
20200102410
2020-04-02

Pyrrole-based polymers for metal extraction, analysis, and removal

#104
20200048117
2020-02-13

Method for removing hexavalent chromium from water bodies by sodium oxalate-modified zero-valent iron

#105
20200031759
2020-01-30

Preparation of new stable hydrogen sulfide scavengers useful in both water as well as oil medium applications

#106
20200024166
2020-01-23

Polymer flooding produced water treatment

#107
20200017753
2020-01-16

Compositions and methods for scavenging HS

#108
20200010337
2020-01-09

METAL ORGANIC FRAMEWORK WITH PERFLUORINATED LINKER

#109
20190389741
2019-12-26

Enhanced foam fractionation of oil phase from aqueous/oil mixed phase via increased viscoelasticity

#110
20190367390
2019-12-05

Buffer-free process cycle for CO2 sequestration and carbonate production from brine waste streams with high salinity

#111
20190367383
2019-12-05

WATER TREATMENT SYSTEM WITH PASSIVE HALOGEN BARRIER

#112
20190345047
2019-11-14

Chelating base product for use in water-based system treatments

#113
20190300401
2019-10-03

Decomplexation of chelated hardness at high pH

#114
20190284068
2019-09-19

Acid mine drainage treatment

#115
20190276327
2019-09-12

Process for recovery of lithium from brine

#116
20190234091
2019-08-01

Composition and method for water conditioning

#117
20190210898
2019-07-11

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

#118
20190202967
2019-07-04

Crosslinked polydithiocarbamate, synthesis thereof, and use for removing heavy metals

#119
20190194045
2019-06-27

Anti-scaling composition for water systems

#120
20190193069
2019-06-27

Process for recovery of lithium from brine

#121
20190169545
2019-06-06

Alkaline detergent composition containing a carboxylic acid terpolymer for hard water scale control

#122
20190144608
2019-05-16

Poly(thioethers) for metal ion sequestration

#123
20190144312
2019-05-16

Drinking water purification device

#124
20190111418
2019-04-18

Compound and synthesis method therefor

#125
20190071339
2019-03-07

Apparatus and methods for treating wastewater

#126
20190062267
2019-02-28

Molecules having one hydrophobic group and two identical hydrophilic ionic groups and compositions thereof and methods of preparation thereof

#127
20190062187
2019-02-28

Use of di-ionic compounds as corrosion inhibitors in a water system

#128
20190010066
2019-01-10

DECENTRALIZED WASTEWATER TREATMENT SYSTEM FOR REMOVING PHOSPHOROUS

#129
20190009214
2019-01-10

Preparation, regeneration and application of a chelating microfiltration membrane

#130
20190002315
2019-01-03

Chelating base product for use in water-based system treatments

#131
20180370820
2018-12-27

Water treatment system with passive halogen barrier

#132
20180346825
2018-12-06

COMPOSITION OF SEQUESTRANT FOR APPLICATION TO THE ELIMINATION AND/OR REDUCTION OF HYDROGEN SULFIDE AND/OR MERCAPTANS IN FLUID

#133
20180346794
2018-12-06

Synergistic sulfide scavenging additives for use in oilfield operations

#134
20180339326
2018-11-29

In-situ subsurface decontamination of sodic soil, clay and ground water

#135
20180326411
2018-11-15

Water softening compositions

#136
20180312416
2018-11-01

Method for treating condensed vapor streams containing odorous compounds

#137
20180291284
2018-10-11

MICROPARTICLES FOR CAPTURING MERCAPTANS

#138
20180282530
2018-10-04

Application of cyclodextrins (CDS) for remediation of perfluoroalkyl substances (PFASS)

#139
20180273828
2018-09-27

Scale deposition inhibiting scavenger compositions and their use

#140
20180273406
2018-09-27

Compositions, methods, and devices for capturing phosphate from water

#141
20180215636
2018-08-02

Dendritic polymer heavy metal precipitant with double functions of chelation and self-flocculation and its application

#142
20180186668
2018-07-05

Chelating base product for use in water-based system treatments

#143
20180186634
2018-07-05

Oxidative method

#144
20180155226
2018-06-07

Multiple uses of amine salts for industrial water treatment

#145
20180111900
2018-04-26

Water soluble chain transfer agents

#146
20180105440
2018-04-19

COMPOSITIONS AND METHODS FOR RETARDING THE FORMATION OF INSOLUBLE BYPRODUCTS IN WATER SOFTENERS

#147
20180093941
2018-04-05

Preparation of new stable hydrogen sulfide scavengers useful in both water as well as oil medium applications

#148
20180093903
2018-04-05

WATER TREATMENT

#149
20180065940
2018-03-08

METAL-BINDING COMPOUNDS, HETEROLOGOUS PRODUCTION AND USES THEREOF

#150
20180057366
2018-03-01

METHOD FOR REMOVAL OF DISSOLVED METAL CATIONS FROM AQUEOUS FLUIDS USING MODIFIED CAPTURE POLYMERS AND TETHER POLYMER BEARING ANCHOR PARTICLES

#151
20180021752
2018-01-25

Methods and apparatus for controlling metals in liquids

#152
20180016159
2018-01-18

Systems and methods for deaerating seawater using a rotating packed bed device

#153
20180009738
2018-01-11

Device and method for the desalination of water by means of thermal deionisation and liquid-phase ion extraction liquid

#154
20170332626
2017-11-23

Composition and method for retention of solvated compounds and ions

#155
20170306247
2017-10-26

WATER-BASED FORMULATION OF H2S/MERCAPTAN SCAVENGER FOR FLUIDS IN OILFIELD AND REFINERY APPLICATIONS

#156
20170266670
2017-09-21

LIQUID PURIFICATION USING MAGNETIC NANOPARTICLES

#157
20170253814
2017-09-07

Removal of iron contaminants from hydrocarbon oils and aqueous by-products of oil and gas recovery/production

#158
20170225979
2017-08-10

Chelating base product for use in water-based system treatments

#159
20170216768
2017-08-03

Method of scavenging hydrogen sulfide and mercaptans using well treatment composites

#160
20170204118
2017-07-20

Metal organic framework with perfluorinated linker

#161
20170198225
2017-07-13

MULTIFUNCTIONAL PRODUCT WITH HYDROGEN SULFIDE SCAVENGING AND HYDRATE INHIBITION CAPACITY

#162
20170197847
2017-07-13

Cyclopolymeric zwitterion-dianionic resin and synthesis and uses thereof

#163
20170182532
2017-06-29

Colloidal agents for aquifer and metals remediation

#164
20170167152
2017-06-15

Composition and method for water conditioning

#165
20170129797
2017-05-11

Process for the treatment of a flow of waste water by low-pressure filtration

#166
20170113953
2017-04-27

Method for processing fluorine-containing aqueous solution

#167
20170113949
2017-04-27

Method for reducing arsenic concentration in aqueous solutions

#168
20170113215
2017-04-27

Method for removing heavy metals from an aqueous solution with cross-linked copolymers

#169
20170101332
2017-04-13

Systems and methods for removing finely dispersed particulate matter from a fluid stream

#170
20170100755
2017-04-13

Soil and sediment remediation

#171
20170066662
2017-03-09

Methods and apparatus for controlling metals in liquids

#172
20170043306
2017-02-16

Multi fluid injection mixer

#173
20170042145
2017-02-16

Hydrotesting and mothballing composition and method of using combination products for multifunctional water treatment

#174
20160376711
2016-12-29

SYNERGISTICALLY ACTIVE MIXTURE FOR USE AS AN OXYGEN BINDER AND AS A CORROSION INHIBITOR IN AQUEOUS SYSTEMS

#175
20160368794
2016-12-22

Water treatment solution with chelating base product

#176
20160368793
2016-12-22

Method for making chelating base product used in water-based systems

#177
20160368792
2016-12-22

Chelating base product for use in water-based system treatments

#178
20160367936
2016-12-22

WATER TREATMENT SYSTEM AND METHOD

#179
20160366877
2016-12-22

Agriculture treatment solution with chelating base product

#180
20160362318
2016-12-15

Chemical injection and control system and method for controlling chloramines

#181
20160354815
2016-12-08

In-situ subsurface decontamination of sodic soil, clay and ground water

#182
20160354727
2016-12-08

Composition, system, and method for treating water systems

#183
20160347758
2016-12-01

Macrocycle with repeating triazole-carbazole units

#184
20160347632
2016-12-01

Aluminum-doped, iminodiacetic acid group-containing chelate resins

#185
20160289101
2016-10-06

Water treatment suited for oil production wells

#186
20160264869
2016-09-15

Coal upgrade plant and method for manufacturing upgraded coal

#187
20160227767
2016-08-11

Composition and method for retention of solvated compounds and ions

#188
20160200605
2016-07-14

Process for treatment of a fluid comprising an oxidizable containment

#189
20160176739
2016-06-23

WATER TREATMENT DEVICE AND WATER TREATMENT METHOD

#190
20160122212
2016-05-05

Liquid treatment systems and methods

#191
20160096747
2016-04-07

Compositions and methods for selective anion removal

#192
20160083276
2016-03-24

Composition and method for water conditioning

#193
20160046506
2016-02-18

Method for removing fluorinated organic compounds from contaminated fluids, and adsorbent component and adsorbent kit used therefor

#194
20160038604
2016-02-11

Metal chelating compositions and methods for controlling the growth or activities of a living cell or organism

#195
20160002077
2016-01-07

Perchlorate removal from aqueous industrial liquids

#196
20160002068
2016-01-07

Method of making and using granulated micelle-clay complexes for removal of pollutants from water

#197
20150361383
2015-12-17

Enhanced catalyst stability in activated peroxygen and/or alkaline detergent formulations

#198
20150361203
2015-12-17

POLYMER AND METHOD OF USE

#199
20150360206
2015-12-17

Methods and apparatus for controlling metals in liquids

#200
20150359917
2015-12-17

Methods for treating odors

#201
20150336883
2015-11-26

Heavy metal remediation via sulfur-modified bio-oils

#202
20150329805
2015-11-19

ALKALINE DETERGENT COMPOSITION CONTAINING A CARBOXYLIC ACID TERPOLYMER FOR HARD WATER SCALE CONTROL

#203
20150274561
2015-10-01

METHODS OF REDUCING SCALANT FORMATION

#204
20150266756
2015-09-24

METHODS AND APPARATUS FOR TREATING SULFIDES IN PRODUCED FLUIDS

#205
20150266755
2015-09-24

Protein scaffolds for selective enrichment of metal ions

#206
20150246827
2015-09-03

Device for treating fluorine-containing water

#207
20150210567
2015-07-30

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

#208
20150203971
2015-07-23

Method for processing cooling water system

#209
20150203387
2015-07-23

Phosphine-based metal binding particles and methods for preparing and using

#210
20150190783
2015-07-09

Polymers grafted with organic phosphorous compounds for extracting uranium from solutions

#211
20150158749
2015-06-11

Selective extraction of anions from solution

#212
20150151988
2015-06-04

Drinking water purification device

#213
20150126425
2015-05-07

Composition and method for treating water systems

#214
20150121867
2015-05-07

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

#215
20150108070
2015-04-23

METHOD FOR PREPARING CROSS-LINKED HYPERBRANCHED POLYAMIDOAMINE PARTICLES USING REVERSE PHASE SUSPENSION POLYMERIZATION AND PRECURSOR

#216
20150076065
2015-03-19

Water treatment

#217
20150065617
2015-03-05

Adsorbent containing chelating polymer

#218
20150048029
2015-02-19

Water softening compositions and methods

#219
20150004054
2015-01-01

Corrosion control methods

#220
20140367095
2014-12-18

Chemical treatment for organic fouling in boilers

#221
20140263071
2014-09-18

METHOD FOR COLLECTING METALS

#222
20140263055
2014-09-18

Ion sequestration for scale prevention in high-recovery desalination systems

#223
20140263040
2014-09-18

Systems and methods for anaerobic digestion of biomaterials

#224
20140251920
2014-09-11

Enhanced foam removal of total suspended solids and multiply charged cations from aqueous or aqueous/oil mixed phase via increased viscoelasticity

#225
20140251919
2014-09-11

Enhanced foam fractionation of oil phase from aqueous/oil mixed phase via increased viscoelasticity

#226
20140248198
2014-09-04

Palladium separating agent, method for producing same and use of same

#227
20140231352
2014-08-21

Silica particles coated with β-cyclodextrin for the removal of emerging contaminants from wastewater

#228
20140231321
2014-08-21

Flow-through filter to remove aluminum from medical solutions

#229
20140227368
2014-08-14

Methods for scavenging nitric oxide using cerium oxide nanoparticles

#230
20140224743
2014-08-14

Process and composition for the removal of hydrogen sulfide from industrial process fluids

#231
20140179017
2014-06-26

Tetracationic cyclophanes and their use in the sequestration of polyaromatic hydrocarbons by way of complexation

#232
20140166587
2014-06-19

Methods for removing finely dispersed particulate matter from a fluid stream

#233
20140163248
2014-06-12

Heavy metal remediation via sulfur-modified bio-oils

#234
20140131283
2014-05-15

Multiple uses of amine salts for industrial water treatment

#235
20140124447
2014-05-08

Formulations and methods for removing heavy metals from waste solutions containing chelating agents

#236
20140084206
2014-03-27

Treating Additives for the Deactivation of Sulfur Species Within a Stream

#237
20140061130
2014-03-06

Method of heavy metal removal from water streams

#238
20140021401
2014-01-23

Water treatment agent for removing contaminant through oxidation with highly-active manganese (V) intermediate

#239
20140021142
2014-01-23

Water treatment

#240
20130313204
2013-11-28

System and method for controlling water quality in a recreational water installation

#241
20130295197
2013-11-07

Formed lyocell articles for selective binding of monovalent heavy metal ions, especially thallium and cesium ions and radioactive isotopes thereof

#242
20130292337
2013-11-07

Polymeric iron chelating agent

#243
20130281341
2013-10-24

Additives for heat exchanger deposit removal in a wet layup condition

#244
20130243954
2013-09-19

Nanotube solutions with high concentration and low contamination and methods for purifiying nanotube solutions

#245
20130239991
2013-09-19

Composition, system, and method for treating water systems

#246
20130228522
2013-09-05

Arsenic removal system

#247
20130220936
2013-08-29

METHOD TO SUPPORT AN EMISSION-FREE AND DEPOSIT-FREE TRANSPORT OF SULPHIDE IN SEWER SYSTEMS TO WASTE WATER TREATMENT PLANTS AND AGENT FOR USE THEREIN

#248
20130193078
2013-08-01

Systems and methods for removing finely dispersed particulate matter from a fluid stream

#249
20130157905
2013-06-20

Method for the removal or suppression of interfering metal ions using environmentally friendly competitive binders

#250
20130131387
2013-05-23

Methods and compounds for improving sulfide scavenging activity

#251
20130126434
2013-05-23

Method of removing salt from water using crown ethers

#252
20130105399
2013-05-02

POLYMER-ENCAPSULATED LIQUID EXCHANGE MEDIA

#253
20130099153
2013-04-25

HYBRID MATERIAL COMPRISING GRAPHENE AND IRON OXIDE, METHOD FOR MANUFACTURING THE SAME, AND APPARATUS FOR TREATING WASTE WATER USING THE SAME

#254
20130071311
2013-03-21

Air pollution control system and air pollution control method

#255
20130026102
2013-01-31

Remediation system for transition metal ions and method for same

#256
20130005639
2013-01-03

Methods and compositions using sodium carboxymethyl cellulose as scale control agent

#257
20130004393
2013-01-03

Synergistic method for enhanced HS/mercaptan scavenging

#258
20130001163
2013-01-03

METHOD FOR PRODUCING FRESH WATER

#259
20120325745
2012-12-27

TREATING ACIDIC WATER

#260
20120318750
2012-12-20

METHODS AND COMPOSITIONS FOR COMPLEX BINDING OF METAL IONS

#261
20120318745
2012-12-20

METHOD FOR INHIBITING FLOCCULATION IN WASTEWATER TREATMENT

#262
20120285899
2012-11-15

Nanopolymetalic reducing agent filler

#263
20120285891
2012-11-15

In-situ subsurface decontamination of sodic soil, clay and ground water

#264
20120279928
2012-11-08

METHOD AND DEVICE FOR TREATING FLUORINE-CONTAINING WATER

#265
20120279522
2012-11-08

Method and composition for removing deposits

#266
20120261609
2012-10-18

Composition and method for removing metal contaminants

#267
20120260938
2012-10-18

Method of dissolving and/or inhibiting the deposition of scale on a surface of a system

#268
20120241382
2012-09-27

COMPOSITIONS AND METHODS FOR RETARDING THE FORMATION OF INSOLUBLE BYPRODUCTS IN WATER SOFTENERS

#269
20120213688
2012-08-23

METHODS OF SEQUESTERING CO2

#270
20120211434
2012-08-23

Method of using polyvinypolypyrrolidone to remove contaminants from produced water of an oil or gas well

#271
20120208261
2012-08-16

Method of removing heavy metals in soils and water

#272
20120199524
2012-08-09

System and apparatus for treating well flow-back and produced water or other wastewater

#273
20120195979
2012-08-02

TREATMENT COMPOSITION FOR RECREATIONAL WATER

#274
20120175311
2012-07-12

Method for organics removal from mineral processing water using a zeolite

#275
20120171185
2012-07-05

Formulation and Method for Providing Safe, Clean, Chlorinated Recreational Water

#276
20120168370
2012-07-05

METHOD OF IMPROVING REJECTION OF PERMEABLE MEMBRANE AND PERMEABLE MEMBRANE

#277
20120132852
2012-05-31

Metal adsorbent containing chelating polymer

#278
20120132586
2012-05-31

Systems and methods for anaerobic digestion of biomaterials

#279
20120125840
2012-05-24

Systems and methods for anaerobic digestion of biomaterials

#280
20120125818
2012-05-24

Process, method, and system for removing heavy metals from fluids

#281
20120125817
2012-05-24

Process, method, and system for removing heavy metals from fluids

#282
20120103613
2012-05-03

Coal fines flocculation from produced water using oil-soluble phosphate ester

#283
20120097614
2012-04-26

Norm removal from frac water

#284
20120085236
2012-04-12

Treatment of water for use in hydraulic fracture stimulation

#285
20120067824
2012-03-22

Methods for removing finely dispersed particulate matter from a fluid stream

#286
20120061325
2012-03-15

Chelating compounds and immobilized tethered chelators

#287
20120061321
2012-03-15

Method for removal of dissolved metal cations from aqueous fluids using modified capture polymers and tether polymer bearing anchor particles

#288
20120037565
2012-02-16

Methods and materials for selective boron adsorption from aqueous solution

#289
20120034594
2012-02-09

strain SB2 materials and methods

#290
20120021476
2012-01-26

Trace Element Solution For Biogas Methods

#291
20120021312
2012-01-26

Method for obtaining dinitrogen oxide

#292
20120018382
2012-01-26

Liquid purification using magnetic nanoparticles

#293
20120006671
2012-01-12

CONTROL OF SCALE FORMATION IN PRODUCED WATER EVAPORATORS

#294
20110315921
2011-12-29

Water-based formulation of H2S/mercaptan scavenger for fluids in oilfield and refinery applications

#295
20110290740
2011-12-01

WASTE TREATMENT AND DISINFECTION UNIT

#296
20110281784
2011-11-17

Formulations with unexpected cleaning performance incorporating a biodegradable chelant

#297
20110278261
2011-11-17

ETCHING ACID WASTE LIQUID DISPOSAL SYSTEM, ETCHING ACID WASTE LIQUID DISPOSAL APPARATUS AND ETCHING ACID WASTE LIQUID DISPOSAL METHOD APPLIED TO THE SYSTEM AND THE APPARATUS

#298
20110277474
2011-11-17

METHODS AND SYSTEMS USING NATURAL GAS POWER PLANT

#299
20110271835
2011-11-10

Aromatic imine compounds for use as sulfide scavengers

#300
20110269651
2011-11-03

Water-soluble degradable synthetic vinyl polymers and related methods