TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE (separation in general B01D; special arrangements on waterborne vessels of installations for treating water, waste water or sewage, e.g. for producing fresh water, B63J; adding materials to water to prevent corrosion C23F; treating radioactively-contaminated liquids G21F 9/04)
| Subclass | Title |
|---|---|
| 1/00 | Treatment of water, waste water, or sewage (C02F 3/00-C02F 9/00 take precedence) |
| 1/02 | Treatment of water, waste water, or sewage (C02F 3/00-C02F 9/00 take precedence) by heating |
| 1/04 | Treatment of water, waste water, or sewage (C02F 3/00-C02F 9/00 take precedence) by heating by distillation or evaporation |
| 1/06 | Treatment of water, waste water, or sewage (C02F 3/00-C02F 9/00 take precedence) by heating by distillation or evaporation Flash evaporation |
| 1/08 | Treatment of water, waste water, or sewage (C02F 3/00-C02F 9/00 take precedence) by heating by distillation or evaporation Thin film evaporation |
| 1/10 | Treatment of water, waste water, or sewage (C02F 3/00-C02F 9/00 take precedence) by heating by distillation or evaporation by direct contact with a particulate solid or with a fluid, as a heat transfer medium |
| 1/12 | Treatment of water, waste water, or sewage (C02F 3/00-C02F 9/00 take precedence) by heating by distillation or evaporation by direct contact with a particulate solid or with a fluid, as a heat transfer medium Spray evaporation |
| 1/14 | Treatment of water, waste water, or sewage (C02F 3/00-C02F 9/00 take precedence) by heating by distillation or evaporation using solar energy |
| 1/16 | Treatment of water, waste water, or sewage (C02F 3/00-C02F 9/00 take precedence) by heating by distillation or evaporation using waste heat from other processes |
| 1/18 | Treatment of water, waste water, or sewage (C02F 3/00-C02F 9/00 take precedence) by heating by distillation or evaporation Transportable devices to obtain potable water |
| 1/20 | Treatment of water, waste water, or sewage (C02F 3/00-C02F 9/00 take precedence) by degassing, i.e. liberation of dissolved gases |
| 1/22 | Treatment of water, waste water, or sewage (C02F 3/00-C02F 9/00 take precedence) by freezing |
| 1/24 | Treatment of water, waste water, or sewage (C02F 3/00-C02F 9/00 take precedence) by flotation (C02F 1/465 takes precedence) |
| 1/26 | Treatment of water, waste water, or sewage (C02F 3/00-C02F 9/00 take precedence) by extraction |
| 1/28 | Treatment of water, waste water, or sewage (C02F 3/00-C02F 9/00 take precedence) by sorption (using ion-exchange C02F 1/42; sorbent compositions B01J) |
| 1/30 | Treatment of water, waste water, or sewage (C02F 3/00-C02F 9/00 take precedence) by irradiation |
| 1/32 | Treatment of water, waste water, or sewage (C02F 3/00-C02F 9/00 take precedence) by irradiation with ultra-violet light |
| 1/34 | Treatment of water, waste water, or sewage (C02F 3/00-C02F 9/00 take precedence) with mechanical oscillations |
| 1/36 | Treatment of water, waste water, or sewage (C02F 3/00-C02F 9/00 take precedence) with mechanical oscillations ultrasonic vibrations |
| 1/38 | Treatment of water, waste water, or sewage (C02F 3/00-C02F 9/00 take precedence) by centrifugal separation |
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2025/0113,913 | LIQUID STORAGE DEVICE AND METHOD OF MANUFACTURING THEREOF | Feb 14, 24 | Apr 10, 25 | Not available |
| 2025/0114,745 | FLOW DISTRIBUTOR FOR BATCH OR SEMI-BATCH HYPERFILTRATION SYSTEM | Jun 13, 23 | Apr 10, 25 | Not available |
| 2025/0114,747 | APPARATUS AND METHODS FOR CLEANING REVERSE OSMOSIS SYSTEMS | Dec 16, 24 | Apr 10, 25 | SYNAUTA INC. |
| 2025/0114,773 | Photocatalytic Degradation and Defluorination of Perfluoroalkyl Substances using Metal-Doped Boron Nitride Nanocomposites | Oct 04, 24 | Apr 10, 25 | William Marsh Rice University |
| 2025/0114,973 | METHODS AND COMPOSITIONS FOR TREATMENT OF CONCRETE WASH WATER | Dec 13, 24 | Apr 10, 25 | Not available |
| 2025/0115,491 | FILTER STRUCTURE | Oct 04, 24 | Apr 10, 25 | WOONGJIN COWAY CO., LTD. |
| 2025/0115,492 | STORMWATER AND INDUSTRIAL EFFLUENT BIOCHAR BASED FILTER MEDIA | Oct 07, 24 | Apr 10, 25 | Not available |
| 2025/0115,493 | METHODS AND CONTROLLER FOR DETERMINING HYDROGEN SULFIDE TREATMENT DOSAGE | Oct 06, 23 | Apr 10, 25 | Hach Company |
| 2025/0115,494 | REMOVAL OF VIRUSES FROM WATER BY FILTRATION | Aug 04, 22 | Apr 10, 25 | instrAction GmbH |
| 2025/0115,495 | OXIDATION ELECTRODE FOR WATER TREATMENT AND WATER TREATMENT SYSTEM INCLUDING SAME | Aug 14, 24 | Apr 10, 25 | Not available |
| 2025/0115,496 | METHODS FOR TREATING PRODUCED WATERS | Oct 04, 23 | Apr 10, 25 | Saudi Arabian Oil Company |
| 2025/0115,497 | SULFATE REMOVAL FROM WATER | Oct 04, 24 | Apr 10, 25 | ChemTreat Inc. |
| 2025/0115,498 | TWO-STAGE SYSTEM AND METHOD FOR TREATING FLUORIDE-CONTAINING WASTEWATER | Oct 02, 24 | Apr 10, 25 | Not available |
| 2025/0115,499 | ADVANCED DEFLUORINATION AGENT AND METHOD FOR REMOVING FLUORIDE IONS IN FLUORIDE-CONTAINING WASTEWATER | Oct 02, 24 | Apr 10, 25 | Not available |
| 2025/0115,500 | SEPTIC TANK FILTER SYSTEM | Dec 17, 24 | Apr 10, 25 | Not available |
| 2025/0115,501 | CYNOBACTERIA CULTIVATION, SEDIMENTATION, AND UTILIZATION | Jan 13, 23 | Apr 10, 25 | Not available |
| 2025/0115,502 | Method and Composition for Botanical Soil Additive to Mitigate PFAS Uptake in Plants | Oct 10, 24 | Apr 10, 25 | Not available |
| 2025/0115,503 | ION SCALE BUSTER WITH FUNCTION THAT ACTIVATES IONS | Nov 12, 23 | Apr 10, 25 | Not available |
| 2025/0115,504 | SYSTEM FOR TREATING PRODUCED WATER RESULTING FROM OIL EXTRACTION AND PNEUMATIC FLOCCULATION METHOD BY INJECTION OF INERT GAS INTO HEAT EXCHANGERS | Oct 07, 24 | Apr 10, 25 | Not available |
| 2025/0115,505 | Systems, Methods, and Apparatus for Generating Functional Hydrogen Water | Oct 14, 24 | Apr 10, 25 | Not available |
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