| Patents for C02F 1 - Treatment of water, waste water, or sewage (145,124) |
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| 12/06/2001 | US20010047538 Thermo-evaporation type toilet system |
| 12/06/2001 | DE19580994C2 Verfahren und Vorrichtung zur Herstellung von entionisiertem oder hochreinem Wasser Method and apparatus for producing deionized or ultrapure water |
| 12/06/2001 | DE10115900A1 Method for developing a biocidal property in e.g. coolant water in a liquid cooling circuit, e.g. used to cool magnetic resonance imaging components, involves using metal oxide component in contact with water to release metal ions |
| 12/06/2001 | DE10027326A1 Metal ions removed from nutrients by cavity-creating mixer field jet array using a combination of chemical and physical processes |
| 12/06/2001 | DE10025167A1 Electrode for electrolytic production of ozone and/or oxygen comprises perforated body coated on active side with electrically conductive diamond |
| 12/06/2001 | CA2349728A1 Process for removing cyclic acetals from wastewater streams |
| 12/05/2001 | EP1160207A1 Reactor and process for wastewater treatment |
| 12/05/2001 | EP1160205A1 Method of treating contaminated liquid |
| 12/05/2001 | EP1160204A2 Water treatment |
| 12/05/2001 | EP1160203A1 Process for the degradation of organic compounds in aqueous solution by UV photolysis of water and electrochemical production of dioxygen |
| 12/05/2001 | EP1160002A2 Degassing a liquid with a membrane contactor |
| 12/05/2001 | EP1159745A1 Method for remediating sites contaminated with toxic waste |
| 12/05/2001 | EP1159442A1 Automatic water toxicity measuring apparatus |
| 12/05/2001 | EP1159387A1 Detergent compositions comprising photobleaching delivery systems |
| 12/05/2001 | EP1159357A1 Room temperature cure, antimicrobial coating |
| 12/05/2001 | EP1159354A1 A composition comprising a photo-oxidising agent and uses of the agent |
| 12/05/2001 | EP1159226A1 Radiation source module and cleaning apparatus therefor |
| 12/05/2001 | EP1159225A1 Radiation source module and cleaning apparatus therefor |
| 12/05/2001 | EP1159048A1 Water-cooled distilling apparatus |
| 12/05/2001 | EP1117619A4 Process for destroying contaminants in contaminant-containing aqueous streams and catalysts used therefor |
| 12/05/2001 | EP1109745A4 Method and composition for inhibiting growth of microorganisms including peracetic acid and a non-oxidizing biocide |
| 12/05/2001 | EP0971858B1 Method for treating waste water, especially from and malt houses and breweries |
| 12/05/2001 | EP0970017B1 Novel hybrid zeolite-silica compositions |
| 12/05/2001 | EP0968258B1 Method and device for purifying contaminated liquids |
| 12/05/2001 | EP0968045B1 Method for recuperating vent gas coming from an ozonization reactor |
| 12/05/2001 | EP0961759B1 Method for the physico-chemical treatment of effluents in particular surface water for consumption |
| 12/05/2001 | EP0932371B1 Interdental cleaner and manufacturing process |
| 12/05/2001 | EP0871590B1 Apparatus for distribution and dispersion of air saturated water |
| 12/05/2001 | EP0837834B1 Formic acid and formaldehyde destruction in waste streams |
| 12/05/2001 | CN2463467Y Domestic water-saving device |
| 12/05/2001 | CN2463462Y Toilet cistern with double filter screen and overflow pipe |
| 12/05/2001 | CN2463384Y Iodine-adding device for tap water |
| 12/05/2001 | CN2463383Y Active ion water physiotherapy equipment |
| 12/05/2001 | CN2463382Y Device for treatment of water |
| 12/05/2001 | CN2463381Y Device for treatment of water around pipe |
| 12/05/2001 | CN2463380Y Ultraviolet drinking water purifier |
| 12/05/2001 | CN2463379Y Purifier filter element for drinking water |
| 12/05/2001 | CN2463378Y Turnover harrow unwheeling |
| 12/05/2001 | CN2463377Y Full-automatic domestic solar distilled water device |
| 12/05/2001 | CN2463376Y Self-cleaning water purifier |
| 12/05/2001 | CN2463019Y High-efficiency tower distilling apparatus |
| 12/05/2001 | CN2462741Y Health water drinking cup |
| 12/05/2001 | CN1325366A Dimensionally stable electrode for treating hard-resoluble waste water |
| 12/05/2001 | CN1325270A Antimicrobial composition comprising an oxidoreductase and an enhancing agent of the N-hydroxy anilide-type |
| 12/05/2001 | CN1324785A Organic matter recovering and halogen acid refining process of industrial acid effluent |
| 12/05/2001 | CN1324769A Waste-water treatment method and apparatus |
| 12/05/2001 | CN1324768A Pressure difference desalting and purifying method and equipment for deep well water |
| 12/05/2001 | CN1324662A Ozone sterilizer with collision-resisting filtering pipe |
| 12/05/2001 | CN1075797C Sewage treatment method for subcurrent crushed stone plant bed |
| 12/05/2001 | CN1075795C Decolor coagulant producing method for waste water in dyeing industry |
| 12/05/2001 | CN1075794C 频谱水发生器 Spectrum water generator |
| 12/05/2001 | CN1075793C Process for purifying effluent from urea production plants |
| 12/05/2001 | CN1075792C Underground sewage percolating and middle water reusing technology |
| 12/04/2001 | US6326191 Fluidized radial flow bioreactor utilizing pellet media |
| 12/04/2001 | US6326070 Absorption means |
| 12/04/2001 | US6325946 Contacting with hydroxyl producing compound in the presence of a crystalline titanium-containing silicate |
| 12/04/2001 | US6325945 Process of making a polyester or polyol |
| 12/04/2001 | US6325944 Method for installing and removing a liquid purification system |
| 12/04/2001 | US6325943 Method of treating water using aerator and level-responsive vent valve |
| 12/04/2001 | US6325942 Liquid treatment unit |
| 12/04/2001 | US6325936 Adding organic coagulant of amine/quaternary ammonium salt to coagulate resin, mixing polyacrylamide to cause flocculation, adding inorganic coagulant, separating by flotation, digesting with activated sludge, settling, filtering |
| 12/04/2001 | US6325929 Replacement filter cartridge for water filtering system |
| 12/04/2001 | US6325928 Immersed membrane element and module |
| 12/04/2001 | US6325926 Liquid treatment apparatus |
| 12/04/2001 | US6325925 Liquid treatment apparatus |
| 12/04/2001 | US6325923 Bioreactor for acid mine drainage control |
| 12/04/2001 | US6325916 Entraining oxidant in aqueous solution, maintaining super atmospheric pressure, oxidizing, selectively inducing pressure to flocculate oxidized contaminants into separate phase of aqueous solution |
| 12/04/2001 | US6325907 System comprising one or more flow-through capacitor cells composed of conductive electrode material, electrical power source, each of cells arranged and constructed for discharging in any charging cycle prior to voltage exceeding 1.5 volts |
| 12/04/2001 | US6325218 Separation membrane, cationic membranes and crosslinking |
| 12/04/2001 | US6324974 Treatment of solutions |
| 12/04/2001 | US6324863 Sanitary ice making system |
| 12/04/2001 | CA2259061C Coated single particles and their use in fluid bed chromatography |
| 12/04/2001 | CA2053259C Method of processing water, in particular bath water |
| 12/02/2001 | CA2345892A1 Degassing a liquid with a membrane contactor |
| 12/02/2001 | CA2310864A1 Small-scale laundry ozonation system |
| 12/01/2001 | CA2349808A1 Electrostatic fluid purifying device and method of purifying a fluid |
| 12/01/2001 | CA2349802A1 Method for treating contaminated liquid |
| 11/30/2001 | CA2310397A1 Computer controlled water dispenser |
| 11/29/2001 | WO2001090665A2 Condenser with integrated deaerator |
| 11/29/2001 | WO2001090534A1 Method and devices for the in-situ elimination of hazardous substances from the groundwater and perched water |
| 11/29/2001 | WO2001090444A1 Integrated electrode for electrolytic capacitor applications |
| 11/29/2001 | WO2001090443A1 Capacitive deionization cell structure for control of electrolysis |
| 11/29/2001 | WO2001090312A1 Ammonia-oxidizing bacteria |
| 11/29/2001 | WO2001090008A1 Method and apparatus for the treatment of biological suspensions |
| 11/29/2001 | WO2001090004A1 Manufacturing apparatus for the production of magnetized water and its method |
| 11/29/2001 | WO2001090003A1 Method and device for continuous electrolytic disposal of waste water |
| 11/29/2001 | WO2001090002A1 Liquid ionising device |
| 11/29/2001 | WO2001090001A1 Cooling tower maintenance |
| 11/29/2001 | WO2001090000A1 Removal of toxins from water |
| 11/29/2001 | WO2001089999A1 A liquid cleaning device |
| 11/29/2001 | WO2001089998A1 Road surface waste water treatment device and tubular water treatment unit |
| 11/29/2001 | WO2001089997A2 Means for electrochemical treatment of water |
| 11/29/2001 | WO2001089996A2 Method for producing extremely pure water and device for carrying out said method |
| 11/29/2001 | WO2001089730A2 Method for processing waste and waste processing plant |
| 11/29/2001 | WO2001089671A1 Capacitive deionization cell structure with voltage distribution control |
| 11/29/2001 | WO2001089670A1 Method for metal recovery from aqueous solutions |
| 11/29/2001 | WO2001089656A1 Capacitive deionization cell power supply |
| 11/29/2001 | WO2001089601A1 Method and apparatus for ozone decontamination of biological liquids |
| 11/29/2001 | WO2000051701A3 Improved water purification pack |
| 11/29/2001 | WO2000043320A9 Three zone dissolved air flotation clarifier with fixed lamellae and improved paddle-and-ramp sludge removal system |