ClassID:

86203

C02F1/283 - CPC Classification

Classification description:

Treatment of water, waste water, or sewage by sorption using coal, charred products, or inorganic mixtures containing them

Recent Application in this class:
#1
20260145976
2026-05-28

Water and Energy Recovery System

#2
20260145966
2026-05-28

FILTER CARTRIDGE FOR TREATING DRINKING WATER

#3
20260145135
2026-05-28

LIQUID PURIFICATION SYSTEM

#4
20260137552
2026-05-21

Facial Cold Plunge with Two Sections and Projections to Separate Solids

#5
20260131762
2026-05-14

SYSTEM FOR A CAR WASH

#6
20260131306
2026-05-14

ACTIVATED CARBON COMPOSITE AND METHOD OF REMOVING CONTAMINANT

#7
20260116782
2026-04-30

Water Treatment Systems and Methods of Treating Water

#8
20260115684
2026-04-30

Graphene composite material modified with coordinating group, method of preparation and use thereof

#9
20260115632
2026-04-30

FILTER CARTRIDGE FOR AQUARIUM; AND METHODS

#10
20260103416
2026-04-16

WATER PURIFIER

#11
20260103400
2026-04-16

HOT AND COLD WATER DISPENSER WITH FILTER FOR WEEKDAY AND SABBATH AND METHOD

#12
20260097982
2026-04-09

MOBILE WATER FILTERING SYSTEM

#13
20260097386
2026-04-09

MULTI-NANOCOMPOSITE FOR WATER DECONTAMINATION

#14
20260091988
2026-04-02

BATCH POLYFLUOROALKYL SUBSTANCES (PFAS) PILOT METHODS, MOBILE APPARATUS, AND ROUGHING FILTER SYSTEM AND METHODS

#15
20260091980
2026-04-02

SYSTEM FOR FORMING ACTIVATED OR DEVOLATILIZED CARBON FROM COAL OR BIOMASS BY PRESSURIZED PYROLYSIS AND METHODS OF USE

#16
20260061343
2026-03-05

WATER FILTER WITH REPLACEABLE ACTIVE COMPONENTS

#17
20260054251
2026-02-26

BIOCHAR MADE FROM CHLORELLA PYRENOIDOSA MICROALGAE BIOMASS

#18
20260054248
2026-02-26

WATER PURIFICATION METHOD USING BIOCHAR LAYERED DOUBLE HYDROXIDE COMPOSITE

#19
20260048369
2026-02-19

ENHANCED WATER DISPENSING SYSTEM

#20
20260048011
2026-02-19

HUMIC AND FULVIC MINERAL EXTRACTION METHOD AND BEVERAGE FOR HUMAN CONSUMPTION

#21
20260035276
2026-02-05

SYSTEMS AND METHODS FOR ADSORBING PERFLUORINATED COMPOUNDS IN WASTEWATER FROM SEMICONDUCTOR FABRICATION PROCESSES

#22
20260035265
2026-02-05

DRINKING WATER PITCHER AND DISPENSER WITH INTERCHANGEABLE CARTRIDGES

#23
20260034531
2026-02-05

MULTIFUNCTIONAL HIERARCHICAL POROUS CARBON AEROGELS

#24
20260022047
2026-01-22

MOBILE WATER FILTRATION SYSTEM

#25
20260021478
2026-01-22

Sulfidized Nanoscale Zerovalent Metal Doped Carbon Substrate for Poly- And Perfluoroalkyl Substances (PFAS) Adsorption and Transformation

#26
20260021467
2026-01-22

MOBILE SYSTEM AND METHOD FOR PFAS EFFLUENT TREATMENT

#27
20260015272
2026-01-15

SYSTEM FOR PURIFYING AND MODIFYING THE MINERALITY OF AN AQUEOUS LIQUID

#28
20260015236
2026-01-15

USES OF A CARBON PRODUCED FROM A METHOD FOR THE MATERIAL TREATMENT OF RAW MATERIALS

#29
20260008703
2026-01-08

DEVICE AND METHOD FOR SELECTIVELY REMOVING PERFLUORINATED COMPOUND

#30
20260001800
2026-01-01

WATER PURIFICATION APPARATUS USING WASTEWATER TREATMENT DEVICE

#31
20260001790
2026-01-01

FARADIC POROSITY CELL

#32
20260001780
2026-01-01

Biofilter Housing System for Well Water Purification

#33
20250382199
2025-12-18

Sorbents for Nutrient Removal from Water

#34
20250382198
2025-12-18

ADSORBENT AND METHOD FOR REMOVING PER- AND/OR POLYFLUOROALKYL SUBSTANCES (PFAS) IN WATER MATRICES

#35
20250376400
2025-12-11

INTEGRATION OF WATER TREATMENT AND WET AIR REGENERATION METHODS FOR THE DESTRUCTION OF PER- AND POLYFLUORINATED ALKYL SUBSTANCES (PFAS)

#36
20250376393
2025-12-11

SELF-REGENERATING GRAPHENE OXIDE-BASED ADSORBENTS FOR CONTAMINANT REMOVAL FROM AQUEOUS SYSTEMS

#37
20250376389
2025-12-11

SORBENT CARBON MEDIA FOR CHLORAMINE REDUCTION AND METHOD OF MAKING SAME

#38
20250368542
2025-12-04

FULLY SUBMERSED BLOCK STYLE SECONDARY WATER FILTER

#39
20250353760
2025-11-20

METHOD OF REDUCING ENVIRONMENTAL METHYLMERCURY AND LIMITING ITS UPTAKE INTO PLANTS AND ORGANISMS

#40
20250346506
2025-11-13

Membrane-Mediated Electro-Oxidation-Reduction Deep Water Treatment Device and its Operation Method Thereof

#41
20250346504
2025-11-13

Removal and Detection of Algae, Their Toxins, Excess Nutrients, Other Contaminants, and Toxic Substance

#42
20250346503
2025-11-13

SYNERGISTIC GREEN SORPTION MEDIA FOR CYANOBACTERIAL TOXIN REMEDIATION

#43
20250345498
2025-11-13

Water Treatment Systems, Devices, and Methods for Fluid Preparation

#44
20250341006
2025-11-06

APPARATUS FOR THE ELECTRO-CHEMICAL TREATMENT OF WATER CONTAMINATED WITH EMERGING CONTAMINANTS

#45
20250340471
2025-11-06

SYSTEM AND METHOD FOR POLYFLUORINATED SUBSTANCES (PFAS) REMEDIATION FROM WATER

#46
20250340458
2025-11-06

PHOSPHORUS REDUCTION SYSTEM

#47
20250333344
2025-10-30

SYSTEM AND METHOD FOR REMOVING PER- AND POLYFLUOROALKYL SUBSTANCES FROM SURFACE WATER

#48
20250333333
2025-10-30

SYSTEM AND METHOD FOR REMOVING PER- AND POLYFLUOROALKYL SUBSTANCES FROM GROUND WATER

#49
20250333332
2025-10-30

BIOCHAR-BASED WATER PURIFICATION SYSTEM

#50
20250326672
2025-10-23

ON-SITE WATER SAMPLING AND TREATMENT

#51
20250326663
2025-10-23

APPARATUS AND METHOD FOR PFAS REMOVAL VIA SURFACE EXCESS REMOVAL AND PFAS ADSORBENT MEDIA

#52
20250326641
2025-10-23

SELECTIVE TREATMENT OF NITRATE FOR BRINE REGENERATION

#53
20250320695
2025-10-16

AIR WATER GENERATOR

#54
20250305085
2025-10-02

METHODS TO RECOVER CRITICAL MINERALS FROM AQUEOUS SOLUTIONS

#55
20250304467
2025-10-02

FORMULATIONS FOR TREATING CONTAMINATED SITES WHILE MITIGATING DUST SCATTER

#56
20250296860
2025-09-25

ELECTROCHEMICAL FOAM FRACTIONATION AND OXIDATION TO CONCENTRATE AND MINERALIZE PERFLUOROALKYL SUBSTANCES

#57
20250289743
2025-09-18

A WATER PURIFICATION SYSTEM AND A PROCESS THEREOF

#58
20250281898
2025-09-11

METHOD FOR REMOVING AMMONIA FROM WASTEWATER

#59
20250269351
2025-08-28

NITROGEN DOPED GRAPHENE ACID, METHOD OF PREPARATION AND USE THEREOF

#60
20250269350
2025-08-28

COMPOSITIONS AND METHODS FOR REMEDIATION USING DITHIONITE AND ACTIVATED CARBONS

#61
20250263616
2025-08-21

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

#62
20250263321
2025-08-21

METHOD AND APPARATUS FOR TREATING NATURAL GAS AND OIL WELL WASTE WATERS FOR REMOVAL OF CONTAMINANTS AND DISSOLVED SOLIDS

#63
20250256260
2025-08-14

HIGHLY MESOPOROUS ACTIVATED CARBON

#64
20250250441
2025-08-07

ECOFRIENDLY NANOCOMPOSITES FOR PORTABLE WATER PURIFICATION

#65
20250249436
2025-08-07

METHOD FOR THE IN SITU REGENERATION OF AN ADSORBENT MEDIUM

#66
20250249427
2025-08-07

PREPARATION METHOD OF GRAPHENE-BASED COMPOSITE AEROGEL MATERIAL FOR ADSORBING HEAVY METAL IONS

#67
20250236735
2025-07-24

BIOCHAR COMPOSITE MATERIALS AND RELATED METHODS

#68
20250230084
2025-07-17

Filter Assembly

#69
20250230081
2025-07-17

SEWAGE TREATMENT DEVICE AND METHOD

#70
20250230066
2025-07-17

STEAM-ACTIVATED CARBON NANOPARTICLES OF OIL FLY ASH AND DATE PALM FRONDS FOR CONTAMINANT REMOVAL FROM WATER

#71
20250230065
2025-07-17

STEAM-ACTIVATED CARBON NANOPARTICLES OF OIL FLY ASH AND DATE PALM FRONDS FOR CONTAMINANT REMOVAL FROM WATER

#72
20250230061
2025-07-17

TRAILER CAPABLE OF TREATING PFAS-CONTAMINATED WATER WITH GAC AND/OR RESIN MEDIA

#73
20250223408
2025-07-10

POROUS HYBRID MATERIAL, METHOD FOR THE PRODUCTION THEREOF AND THE USE THEREOF AS SORBENT

#74
20250223207
2025-07-10

COMPOSITIONS OF SUPPORTED METAL CATALYSTS AND METHODS THEREOF

#75
20250222434
2025-07-10

MEMBRANE COMPRISING BIOPOLYMERS AND CARBON NANOMATERIALS FOR REMOVING HEAVY METALS IN POLLUTED WATERS

#76
20250214877
2025-07-03

WASTE RECLAMATION SYSTEM AND METHOD

#77
20250206640
2025-06-26

ULTRASONIC DEVICES AND METHODS FOR REGENERATION OF ACTIVATED CARBON

#78
20250197266
2025-06-19

ALTERNATIVE DIRECT POTABLE REUSE TRAIN

#79
20250187945
2025-06-12

Filter System

#80
20250186974
2025-06-12

DENITRIFICATION AND DEPHOSPHORIZATION COMPOSITE FILLER, PREPARATION METHOD AND APPLICATION

#81
20250178941
2025-06-05

SYSTEM AND METHOD FOR TREATING WASTE WATER AND PROCESS WATER

#82
20250178908
2025-06-05

A Process for Manufacturing Funtionalized Activated Nanoporous Carbon and Use Thereof

#83
20250171339
2025-05-29

Constructed Wetland Structure and Methods for Preparing and Using Carbon Source

#84
20250161913
2025-05-22

USE OF AN ADSORBENT AND METERING UNIT COMPOSED OF ADSORBENT FOR THIS USE

#85
20250161547
2025-05-22

REGENERATIVE PERITONEAL DIALYSIS SYSTEM

#86
20250145501
2025-05-08

APPARATUS, SYSTEM AND METHOD FOR PFAS REMOVAL AND MINERALIZATION

#87
20250145500
2025-05-08

REGENERATABLE SYSTEM FOR CONTAMINANT REMOVAL

#88
20250144594
2025-05-08

Treatment of Carbon for Contaminant Removal

#89
20250136487
2025-05-01

NUTRIENT SUPPLEMENTED CARBONIZED AEROGELS

#90
20250136474
2025-05-01

A COMPREHENSIVE LIQUID FILTRATION DEVICE, FILTRATION SYSTEM, AND METHOD THEREOF

#91
20250134063
2025-05-01

CENTRIFUGAL PUMP PET WATER FOUNTAIN

#92
20250128183
2025-04-24

HARMFUL SUBSTANCE REMOVAL SYSTEM AND METHOD

#93
20250121353
2025-04-17

ACTIVATED CARBON

#94
20250115502
2025-04-10

Method and Composition for Botanical Soil Additive to Mitigate PFAS Uptake in Plants

#95
20250115492
2025-04-10

STORMWATER AND INDUSTRIAL EFFLUENT BIOCHAR BASED FILTER MEDIA

#96
20250109046
2025-04-03

WATER FILTER SYSTEM FOR USE WITH A SHOWER

#97
20250108355
2025-04-03

ADSORPTION FILTER

#98
20250092327
2025-03-20

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

#99
20250091107
2025-03-20

Compositions and Methods for Cleaning Contaminated Solids and Liquids

#100
20250074793
2025-03-06

WATER PURIFIER

#101
20250066233
2025-02-27

Carbon Block Vessel Device for Use in Water Purification for Dialysis Systems

#102
20250065299
2025-02-27

LAYERED MULTI-METAL-OXIDE-BASED MAGNETIC BIOCHAR AND PREPARATION METHOD AND USE THEREOF

#103
20250059105
2025-02-20

SOIL ENRICHMENT SYSTEMS AND METHODS

#104
20250059077
2025-02-20

PFAS REMOVAL AND DESTRUCTION USING BIOREACTORS FOLLOWED BY SUPERCRITICAL WATER OXIDATION

#105
20250059048
2025-02-20

MODIFIED MULTI-WALLED CARBON NANOTUBES INCLUDING MULTI-WALLED CARBON NANOTUBES AND CARBOXYLATE MOIETIES AND RELATED METHODS

#106
20250058282
2025-02-20

WATER PURIFICATION APPARATUS AND METHODS FOR CLEANING THE WATER PURIFICATION APPARATUS

#107
20250042772
2025-02-06

FLUID HANDLING SYSTEM, CARTRIDGE THEREFOR AND METHOD OF MANUFACTURING A RANGE OF THE CARTRIDGES

#108
20250034311
2025-01-30

PHENOL REMOVAL PROCESS FOR WATER PURIFICATION

#109
20250034003
2025-01-30

COMPOSITIONS METHODS AND SYSTEMS FOR REDUCING THE CONCENTRATON OF CYA AND OTHER CONTAMINANTS IN WATER AND OTHER AQUEOUS SOLUTIONS

#110
20250033030
2025-01-30

Aqueous Regenerants for Desorbing PFAS Substances From Sorbents

#111
20250032993
2025-01-30

FORWARD OSMOTIC AND WATER HAMMER METHOD OF MEMBRANE CLEANING

#112
20250032989
2025-01-30

ELECTROCHEMICALLY ASSISTED ION EXCHANGE WATER TREATMENT DEVICE HAVING SPECIFIC ARRANGEMENT OF ELECTROCHEMICAL CELLS

#113
20250026666
2025-01-23

SYNERGISTIC GREEN SORPTION MEDIA FOR CYANOBACTERIAL TOXIN REMEDIATION

#114
20250025833
2025-01-23

INTEGRATED WATERBOARD FOR A WATER PURIFIER

#115
20250019877
2025-01-16

CARBON MONOLITHS AND METHODS OF MANUFACTURING CARBON MONOLITHS

#116
20250018365
2025-01-16

ACTIVATED FUSED CARBON MONOLITHS

#117
20250011202
2025-01-09

MODIFIED LIQUID ACTIVATED CARBON (FE-LAC) FOR IN-SITU ARSENIC REMOVAL

#118
20250010266
2025-01-09

PREPARATION METHOD AND APPLICATION OF RED MUD-ENHANCED MAGNETIC STRAW BIOCHAR MATERIAL

#119
20250010225
2025-01-09

GRAVITY-FED FILTER INTERCONNECT UTILIZING CODED POLYMAGNETS

#120
20250002423
2025-01-02

TREATED BIOCHAR FOR USE IN WATER TREATMENT SYSTEMS

#121
20250002378
2025-01-02

REGENERATABLE SYSTEM FOR CONTAMINANT REMOVAL

#122
20250001469
2025-01-02

CLEAN-IN-PLACE (CIP) SYSTEM AND PROCESS

#123
20240417301
2024-12-19

ULTRAPURE WATER SUPPLY APPARATUS, SUBSTRATE PROCESSING SYSTEM INCLUDING THE SAME, AND SUBSTRATE PROCESSING METHOD USING THE SAME

#124
20240417293
2024-12-19

PFAS TREATMENT USING GAC, REACTIVATION AND THERMAL DESTRUCTION

#125
20240416396
2024-12-19

UNDERDRAIN FOR MEDIA VESSEL AND METHOD OF CLEANING

#126
20240416264
2024-12-19

GERMICIDAL DEVICE FOR AIR AND FOR LIQUIDS

#127
20240409442
2024-12-12

Method for in situ regeneration of an adsorbent medium

#128
20240409417
2024-12-12

POROUS CARBON MATERIAL COMPOSITES AND THEIR PRODUCTION PROCESS, ADSORBENTS, COSMETICS, PURIFICATION AGENTS, AND COMPOSITE PHOTOCATALYST MATERIALS

#129
20240408517
2024-12-12

UNDERDRAIN AND SEPTA FOR MEDIA VESSEL AND METHOD OF CLEANING

#130
20240400417
2024-12-05

SYSTEMS AND METHODS FOR TREATMENT OF CONTAMINATED FOAM STREAMS USING SURFACTANTS

#131
20240400412
2024-12-05

METHOD FOR REMOVING DISSOLVED ORGANIC SUBSTANCES IN LIQUIDS USING A SUPERFINE ADSORBENT, AND MEANS FOR CARRYING OUT THE METHOD

#132
20240391812
2024-11-28

Water Purification System

#133
20240384488
2024-11-21

BUOYANT CONTAINMENT AND/OR FILTRATION

#134
20240383789
2024-11-21

SYSTEMS AND METHODS FOR PRODUCING ULTRAPURE WATER FOR SEMICONDUCTOR FABRICATION PROCESSES

#135
20240368015
2024-11-07

Method for Treating Water on Membranes Integrating Adsorption on Activated Carbon in the Form of Micrograins

#136
20240367979
2024-11-07

A NONCOVALENT HYBRID COMPRISING CARBON NANOTUBES (CNT) AND AROMATIC COMPOUNDS AND USES THEREOF

#137
20240367140
2024-11-07

WASTEWATER ADSORBENT, AND PREPARATION METHOD THEREFOR AND USE THEREOF

#138
20240367110
2024-11-07

A Booster Unit and a Reverse Osmosis Filtration System

#139
20240360009
2024-10-31

DEVICE FOR HOLDING A FILTER PAD FOR WATER PURIFICATION

#140
20240351916
2024-10-24

Modified Activated Carbon and Methods of Using Same

#141
20240349665
2024-10-24

SYSTEMS AND METHODS FOR WATER HARVESTING AND RECYCLING

#142
20240336495
2024-10-10

ADSORPTION METHOD FOR NITRILOTRIACETIC ACID (NTA) REMOVAL FROM EDTA CONTAINING CHELANT SOLUTIONS

#143
20240326016
2024-10-03

IMPRINTED POLYMER SURFACE FUNCTIONALIZATION OF ACTIVATED CARBON FOR SELECTIVE ADSORPTION OF PER- AND POLYFLUOROALKYL SUBSTANCES

#144
20240326009
2024-10-03

BIOCHAR-SUPPORTED LAYERED DOUBLE HYDROXIDE-CELLULOSE NANOCRYSTALS COMPOSITE FOR DYE REMOVAL

#145
20240317622
2024-09-26

ULTRAPURE WATER PRODUCTION SYSTEM, SEMICONDUCTOR PROCESSING SYSTEM INCLUDING THE SAME, AND SEMICONDUCTOR FABRICATION METHOD USING THE SAME

#146
20240317589
2024-09-26

CARBONACEOUS MATERIALS FOR USE IN METHODS OF MANUFACTURING ACTIVATED CARBON

#147
20240300836
2024-09-12

COMPOSITION WITH A TIME RELEASE MATERIAL FOR REMOVING HALOGENATED HYDROCARBONS FROM CONTAMINATED ENVIRONMENTS

#148
20240299904
2024-09-12

WATER PURIFICATION FILTER AND WATER PURIFIER

#149
20240294401
2024-09-05

METHOD FOR REMOVING FLUORINE-CONTAINING COMPOUND FROM WASTE WATER

#150
20240293794
2024-09-05

Method for removing petroleum and other liquid hydrocarbons from a body of water, using a floating absorbent, a method of absorbent manufacturing, a method of hydrocarbon recovery and absorbent regeneration

#151
20240286938
2024-08-29

STERILE AND/OR PURIFIED FLUID AND/OR SOLUTION DELIVERY SYSTEM

#152
20240286931
2024-08-29

PERFLUOROALKYL COMPOUND-ADSORBING ACTIVATED CARBON

#153
20240280276
2024-08-22

Evaporative cooling system for ablution bay

#154
20240277909
2024-08-22

Medicament Preparation and Treatment Devices, Methods, and Systems

#155
20240270608
2024-08-15

WATER FILTRATION ASSEMBLY WITH ENHANCED CONTAMINANT REDUCTION PERFORMANCE

#156
20240269647
2024-08-15

SORBENT AND METHOD OF MAKING

#157
20240262732
2024-08-08

CLEAN WATER EXTRACTION AND PURIFICATION SYSTEM AND METHOD

#158
20240262714
2024-08-08

Water Filter and Purifier

#159
20240261756
2024-08-08

METHOD FOR THE MANUFACTURE OF A COMPOSITE MATERIAL FOR THE RECOVERY OF NUTRIENTS AND/OR POLLUTANTS FROM WASTEWATER, COMPOSITE MATERIAL OBTAINED AND RELATED USE

#160
20240260615
2024-08-08

HUMIC AND FULVIC BLACK WATER BASED BEVERAGE FOR HUMAN CONSUMPTION

#161
20240260551
2024-08-08

Over Flow Box Filter

#162
20240254270
2024-08-01

Method for purifying water with regenerative adsorbent

#163
20240254026
2024-08-01

METHODS AND SYSTEMS FOR TREATING WASTEWATER

#164
20240254012
2024-08-01

SYSTEMS AND METHODS FOR COAL-BASED ELECTROTHERMAL SWING ADSORPTION OF AQUEOUS GREENHOUSE GASES FROM WASTEWATER

#165
20240253009
2024-08-01

ACID WASHING

#166
20240252990
2024-08-01

METHOD OF MAKING A CARTRIDGE FILTER

#167
20240246834
2024-07-25

PURE WATER PRODUCTION APPARATUS AND PURE WATER PRODUCTION METHOD

#168
20240246059
2024-07-25

PERFLUOROALKYL AND POLYFLUOROALKYL SORBENT MATERIALS AND METHODS OF USE

#169
20240240812
2024-07-18

Roof mountable evaporative cooling system

#170
20240240811
2024-07-18

Spray nozzle evaporative cooling ablution bay

#171
20240239697
2024-07-18

WATER PURIFICATION REPLICATING A KNOWN POPULAR SOURCE

#172
20240238757
2024-07-18

SODIUM ALGINATE-GELATIN BASED BIOCHAR MULTIVARIATE COMPOSITE MATERIAL, PREPARATION METHOD THEREFOR AND METHOD FOR REMOVING CADMIUM IN WATER BODIES

#173
20240228327
2024-07-11

SPENT COFFEE GROUND BIOCHAR, RELATED METHODS OF MAKING, ENVIRONMENTAL REMEDIATION SYSTEMS, AND METHODS OF REMOVING CONTAMINANTS FROM SOLUTION

#174
20240216867
2024-07-04

BIOCHAR-ANAEROBIC MEMBRANE BIOLOGICAL TREATMENT SYSTEM AND PROCESS

#175
20240208848
2024-06-27

REMOVAL MATERIAL DESTRUCTION BY SUPERCRITICAL WATER OXIDATION FOR PFAS REMOVAL

#176
20240207820
2024-06-27

HYDROTHERMAL ALKALINE TREATMENT OF PFAS-CONTAMINATED ADSORBENTS FOR CONTAMINANT MINERALIZATION AND ADSORBENT REGENERATION

#177
20240207759
2024-06-27

WATER TREATMENT SYSTEM AND METHOD

#178
20240199503
2024-06-20

SELECTING AND APPLYING METAL OXIDES AND CLAYS FOR PLANT GROWTH

#179
20240190747
2024-06-13

MOBILE WATER TREATMENT PLANT FOR THE REMOVAL OF PFAS CHEMICALS

#180
20240190745
2024-06-13

METHOD FOR THE TREATMENT OF BLACK WATER

#181
20240189777
2024-06-13

WATER PURIFICATION APPARATUS AND METHODS FOR CLEANING THE WATER PURIFICATION APPARATUS

#182
20240189644
2024-06-13

PROCESSES FOR REMOVING PERFLUOROALKYL SUBSTANCES AND REGENERATING AN ADSORBENT USED WITH SAME

#183
20240181393
2024-06-06

Cartridge filter

#184
20240174533
2024-05-30

ELECTROLYZED WATER PRODUCTION APPARATUS, AND ELECTROLYZED WATER PRODUCTION METHOD USING SAME

#185
20240167252
2024-05-23

SYSTEMS AND METHODS FOR AQUIFER REPLENISHMENT, WATER FILTRATION, AND DESALINATION

#186
20240158262
2024-05-16

PET WATER FILTER CARTRIDGE

#187
20240150198
2024-05-09

METAL POWDER MIXTURE AS HEAT SOURCE FOR TREATING ENVIRONMENTAL MEDIUM

#188
20240140837
2024-05-02

Treatment of Liquid Streams Containing High Concentrations of Solids Using Ballasted Clarification

#189
20240124329
2024-04-18

MATERIALS AND METHODS FOR EXTRACTION OF PRECIOUS METALS USING GRAPHENE OXIDE COMPOSITES

#190
20240116775
2024-04-11

WASTE FLUID WATER RECOVERY SYSTEMS

#191
20240109796
2024-04-04

WATER TREATMENT UNIT

#192
20240109792
2024-04-04

Stormwater runoff treatment substrate comprising pyrite substrate layer and biochar substrate layer

#193
20240109050
2024-04-04

ADSORPTION COMPOSITION FROM PALM FIBERS

#194
20240091707
2024-03-21

CARTRIDGE ATTACHMENT STRUCTURE AND CARTRIDGE

#195
20240091423
2024-03-21

Water Treatment Systems, Devices, and Methods for Fluid Preparation

#196
20240082811
2024-03-14

Plasma Activated Biochar Filter

#197
20240076206
2024-03-07

Method for Treating Water by Adsorption on Activated Carbon Coupled with an Addition of Ozone, and Facility for Implementing Said Method

#198
20240058787
2024-02-22

PROCESS, SYSTEM, AND APPARATUS FOR REDUCING ENVIRONMENTAL POLLUTANTS FROM A MOBILE PHASE

#199
20240058451
2024-02-22

COMPOSITIONS COMPRISING WATER THAT EXHIBITS INCREASED CELL PERMEABILITY AND METHODS OF USE THEREOF

#200
20240051845
2024-02-15

DESALINATION AND/OR PURIFICATION DEVICE, DESALINATION AND/OR PURIFICATION CARBON MEMBRANE, AND METHOD OF DESALINATING AND/OR PURIFYING A LIQUID

#201
20240042355
2024-02-08

MODULAR FILTRATION PLATFORM

#202
20240034645
2024-02-01

INTEGRATED SYSTEM OF ACTIVATED CARBON REGENERATION AND WATER TREATMENT

#203
20240033709
2024-02-01

OXYGENATED HIERARCHICALLY POROUS CARBON COMPOUNDS AS SCAFFOLDS FOR METAL NANOPARTICLES

#204
20240024846
2024-01-25

SURFACE-MODIFIED ACTIVATED CARBON FOR REDUCED BACKWASHING FREQUENCY DURING PARTICULATE FILTRATION

#205
20240024845
2024-01-25

ACTIVATED CARBON AND WATER TREATMENT METHOD USING SAID ACTIVATED CARBON

#206
20240017244
2024-01-18

Geotextile sediment cap with active media

#207
20240009629
2024-01-11

Water purification apparatus and methods for cleaning the water purification apparatus

#208
20240002255
2024-01-04

WATER TREATMENT SYSTEM AND METHOD FOR USE WITH AN ENVIRONMENTAL CHAMBER OR AN INCUBATOR

#209
20240002253
2024-01-04

Water treatment systems and methods of treating water

#210
20230406727
2023-12-21

Filter for water-purification device and water-purification device including the same

#211
20230399827
2023-12-14

Basin faucet with filter

#212
20230398587
2023-12-14

SYSTEM AND METHOD FOR LOW-TEMPERATURE TREATMENT OF HEAVY METALS AND DIOXINS IN FLY ASH

#213
20230398476
2023-12-14

Gravity-fed filter interconnect utilizing coded polymagnets

#214
20230391638
2023-12-07

FILTERING UNIT

#215
20230377406
2023-11-23

AUTOMATED KIOSK TO DISPENSE A FILLED CONTAINER

#216
20230373818
2023-11-23

A WATER TREATMENT CARTRIDGE FOR A WATER TREATMENT DEVICE, A HEAD OF A WATER TREATMENT DEVICE AND A WATER TREATMENT DEVICE COMPRISING SUCH A CARTRIDGE AND SUCH A HEAD

#217
20230372892
2023-11-23

ONE-STEP METHOD FOR PREPARING MAGNETIC MAGNESIUM-IRON LAYERED DOUBLE HYDROXIDE (LDH)-BIOCHAR COMPOSITE MATERIAL AND USE THEREOF

#218
20230365450
2023-11-16

Portable Systems for High Throughput Liquid Purification

#219
20230365433
2023-11-16

SYSTEM AND METHOD FOR THE TREATMENT OF POLLUTED WATERS, IN PARTICULAR WITH HEAVY METALS

#220
20230358444
2023-11-09

WOOD-BASED SOLAR THERMAL DEVICES, AND METHODS FOR FABRICATION AND USE THEREOF

#221
20230357066
2023-11-09

METHOD FOR PROMOTING METHANE PRODUCTION FROM SLUDGE BY ANAEROBIC DIGESTION IN HIGH AMMONIA-NITROGEN HABITAT USING BIOCHAR WITH HIGH C/N RATIO

#222
20230357053
2023-11-09

WATER TREATMENT METHOD WITH RENEWAL OF THE ADSORBENT TO A TARGETED INTERMEDIATE AGE

#223
20230348650
2023-11-02

Water purification method with nanocomposite sorbent

#224
20230339156
2023-10-26

Method for manufacturing carbon block filter

#225
20230330727
2023-10-19

Compositions and methods for cleaning contaminated solids and liquids

#226
20230330642
2023-10-19

SYNTHESIS OF METALLIC MATERIALS IMBEDDED IN ACTIVATED CARBON TO DEGRADE CHLORINATED AND FLUORINATED ORGANIC POLLUTANTS

#227
20230323796
2023-10-12

Multi-functional fecal waste and garbage processor and associated methods

#228
20230322590
2023-10-12

Ballast water management system

#229
20230322584
2023-10-12

DRAINAGE TREATMENT SYSTEM AND DRAINAGE TREATMENT METHOD

#230
20230312371
2023-10-05

GRAVITY-FLOW FILTER ASSEMBLY

#231
20230311094
2023-10-05

METHOD FOR PREPARING ACTIVATED CARBON

#232
20230303409
2023-09-28

Water treatment apparatus management system and household water treatment apparatus

#233
20230302502
2023-09-28

Ultrapure water supply apparatus, substrate processing system including the same, and substrate processing method using the same

#234
20230295027
2023-09-21

Systems and methods for producing ultrapure water for semiconductor fabrication processes

#235
20230285876
2023-09-14

OIL AND FUEL COLLECTOR

#236
20230278892
2023-09-07

A METHOD FOR TREATING PFAS CONTAINING MEDIUM

#237
20230277955
2023-09-07

Harmful substance removal system and method

#238
20230271113
2023-08-31

REGENERATIVE MEDIA FILTER WITH FLOW DIFFUSER

#239
20230264988
2023-08-24

APPARATUS FOR MEMBRANE FILTRATION AND FOR REMOVAL OF MICROPOLLUTANTS FROM LIQUIDS BY MEANS OF A REACTIVE SUBSTANCE

#240
20230249194
2023-08-10

A Process for Removing Micropollutants in Liquid or Gas

#241
20230249153
2023-08-10

Method of making metal-impregnated oxygenated hierarchically porous carbon

#242
20230241578
2023-08-03

ADSORBENT MIXTURE FOR DEPLETING ANTIBIOTICS, PATHOGENS, AND HEAVY METALS

#243
20230240259
2023-08-03

Automatic water feeder for pet

#244
20230234872
2023-07-27

WATER PURIFIER

#245
20230234024
2023-07-27

Highly mesoporous activated carbon

#246
20230227331
2023-07-20

REGENERATABLE SYSTEM FOR CONTAMINANT REMOVAL

#247
20230227329
2023-07-20

WATER FILTER CARTRIDGE HAVING ULTRAVIOLET STERILIZING FUNCTION AND WATER PURIFIER USING THE SAME

#248
20230227328
2023-07-20

WATER PURIFIER FILTER AND WATER PURIFIER COMPRISING SAME

#249
20230226519
2023-07-20

Metal Chelating Functional Graphene Materials

#250
20230212042
2023-07-06

USE OF ELECTROCHEMICAL OXIDATION FOR TREATMENT OF PER- AND POLYFLUOROALKYL SUBSTANCES (PFAS) IN WASTE GENERATED FROM SORBENT AND RESIN REGENERATION PROCESSES

#251
20230202945
2023-06-29

Gasification and Fischer-Tropsch process waste water treatment

#252
20230202874
2023-06-29

Method and System for Treating and/or Purifying Water

#253
20230201796
2023-06-29

Sulfur-doped carbonaceous porous materials

#254
20230201431
2023-06-29

Electrical Isolation Devices, Methods and Systems

#255
20230193607
2023-06-22

WATER DISPENSING DEVICE

#256
20230192510
2023-06-22

Antimicrobial capture system with carbon container

#257
20230191363
2023-06-22

FILTER FOR WATER PURIFIER AND WATER PURIFIER INCLUDING SAME

#258
20230183116
2023-06-15

Biopolymeric water treatment

#259
20230182113
2023-06-15

CROSS-LINKED POLYMERIC AMMONIUM SALTS AND THEIR USE IN ABSORBING ORGANIC CONTAMINANTS

#260
20230173461
2023-06-08

Mixtures of Binder Particles Used in Production of Immobilized Particulate Products

#261
20230166995
2023-06-01

ANAEROBIC MEMBRANE BIOREACTOR COUPLED WITH UV ADVANCED DISINFECTION PROCESS FOR WASTEWATER TREATMENT

#262
20230163336
2023-05-25

Plant-sediment microbial fuel cell system for wastewater treatment with self-contained power sustainability

#263
20230159363
2023-05-25

Composition with a time release material for removing halogenated hydrocarbons from contaminated environments

#264
20230159362
2023-05-25

FLOATING-ISLAND TYPE ARTIFICIAL WETLAND TREATMENT SYSTEM BASED ON LAKE CENTER PLATFORM

#265
20230159350
2023-05-25

HOT AND COLD WATER DISPENSER WITH FILTER FOR WEEKDAY AND SABBATH AND METHOD

#266
20230151747
2023-05-18

System for exhaust gas purification of internal combustion engines

#267
20230150839
2023-05-18

Color removal system and method

#268
20230150834
2023-05-18

FILTER ELEMENT, SEALING ASSEMBLY AND COFFEE MACHINE

#269
20230148315
2023-05-11

Special pig manure charcoal modified by amino grafting, preparation method thereof, and its application in the reuse of nitrogen from farmland drainage

#270
20230145228
2023-05-11

Indirect evaporative cooling system

#271
20230144794
2023-05-11

Filter candle and system comprising a filter candle for preparing water

#272
20230139571
2023-05-04

Water filtration system and method

#273
20230132360
2023-04-27

DEVELOPMENT OF LOW-COST ACTIVATED CARBON FOR REMOVAL OF VOCS AND PHARMACEUTICALS FROM RESIDENTIAL DRINKING WATER

#274
20230127268
2023-04-27

Lignin-based hierarchical porous carbon with high specific surface area and preparation method and application thereof

#275
20230127000
2023-04-27

Media tank

#276
20230125135
2023-04-27

Lanthanum-iron-loaded carbon nanotube film for environmental restoration, preparation and application thereof

#277
20230118796
2023-04-20

Treatment system and method for drinking water

#278
20230115751
2023-04-13

Method for cleaning up oil spills using multi-layered carbon fiber-based absorbents

#279
20230113100
2023-04-13

METHOD AND SYSTEM FOR REMOVING CONTAMINANTS FROM SOIL

#280
20230107352
2023-04-06

Humic and fulvic mineral extraction method and beverage for human consumption

#281
20230107189
2023-04-06

Filter system with enhanced display

#282
20230106698
2023-04-06

System for treatment and disinfection of industrial effluents

#283
20230106325
2023-04-06

FREE-STANDING POROUS CARBON FIBROUS MATS AND APPLICATIONS THEREOF

#284
20230105958
2023-04-06

Water and Energy Recovery System

#285
20230099462
2023-03-30

Cartridge, in particular sanitizing cartridge, and system for sanitizing a drinking-water device, and method for sanitizing said device

#286
20230097537
2023-03-30

A SEQUENTIAL REACTOR FOR ADSORPTION OF POLLUTANTS ONTO ACTIVATED CARBON AND ELECTROCHEMICAL REGENERATION OF THE ACTIVATE

#287
20230089418
2023-03-23

Composition and method for capture and degradation of PFAS

#288
20230086059
2023-03-23

CARBON NANOTUBE SHEET FOR AIR OR WATER PURIFICATION

#289
20230084627
2023-03-16

LIQUID COLLECTION CONTAINER

#290
20230079924
2023-03-16

WASTE WATER FILTRATION COMPOSITIONS, SYSTEMS AND METHODS

#291
20230072021
2023-03-09

TREATMENT OF WASTEWATER

#292
20230071299
2023-03-09

SYSTEM FOR HAZARDOUS MATERIAL DESTRUCTION

#293
20230067004
2023-03-02

METHODS AND SYSTEMS FOR REDUCING THE CONCENTRATION OF AMINE IN WASH LIQUID USED IN INDUSTRIAL PROCESSING

#294
20230055231
2023-02-23

Single-hand-operable Micro Water Purifier

#295
20230054583
2023-02-23

SURFACE WATER CLEANING SYSTEMS AND METHOD OF THEIR USE

#296
20230048134
2023-02-16

Magnetically-controlled graphene-based micro-/nano-motor and fabrication method thereof

#297
20230038346
2023-02-09

Organic waste separator for under a sink

#298
20230035226
2023-02-02

Method and Homogeneous Filament Material 3D Printed Radial Flow Fluid Treatment System

#299
20230032168
2023-02-02

WASTE WATER FILTRATION COMPOSITIONS, SYSTEMS AND METHODS

#300
20230020313
2023-01-19

DEVICES, SYSTEMS AND METHODS FOR FILTERING LIQUIDS