| Patents for C02F 1 - Treatment of water, waste water, or sewage (145,124) |
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| 06/18/2003 | CN1111511C Gas stripping and photocatalytic oxidation sewage treatment equipment |
| 06/17/2003 | WO2003058009A1 Method for sterilisation and cleaning of water supply systems, in particular in swimming and bathing pool units and device for carrying out the same |
| 06/17/2003 | US6580598 Deionizers with energy recovery |
| 06/17/2003 | US6579977 Biosorbents and process for producing the same |
| 06/17/2003 | US6579669 Adjusting the pH of the used photographic processing composition to 6.5 to 11 |
| 06/17/2003 | US6579495 Hand-held ultraviolet water purification system using solid state devices |
| 06/17/2003 | US6579454 Magnetic separator |
| 06/17/2003 | US6579449 Carbonated water supply system |
| 06/17/2003 | US6579446 Multi-process disinfectant delivery control system |
| 06/17/2003 | US6579445 System for the production of laboratory grade ultrapure water |
| 06/17/2003 | US6578780 Method for disintegrating sewage sludge |
| 06/17/2003 | US6578715 Product for treating contaminated fluids and method of making and using the same |
| 06/17/2003 | CA2129896C Process, machine and plant for extraction by evaporation of the solid residues of a fluid substance |
| 06/14/2003 | CA2414026A1 Cavitation method and apparatus for deaeration |
| 06/12/2003 | WO2003048858A1 Method for preparing a new composite material with improved efficiency and said new composite material |
| 06/12/2003 | WO2003048421A1 Method and apparatus for producing negative and positive oxidative reductive potential (orp) water |
| 06/12/2003 | WO2003048052A2 Method for treating water and device for carrying out said method |
| 06/12/2003 | WO2003048051A1 Method and device for activating liquid and gaseous media |
| 06/12/2003 | WO2003048050A1 Water purification: ion separation and deionization |
| 06/12/2003 | WO2003048049A1 Process and device for the treatment of effluents produced during wine manufacture |
| 06/12/2003 | WO2003048047A1 A METHOD FOR PREPARING ZnO NANOPOWDER |
| 06/12/2003 | WO2003047782A1 Treatment of waste materials for disposal |
| 06/12/2003 | WO2003047715A1 Chemical feeder |
| 06/12/2003 | WO2003047345A2 Method for uniform control of bromine concentrations in biocidal water |
| 06/12/2003 | WO2002015945A8 Concept for slurry separation and biogas production |
| 06/12/2003 | US20030109398 Cleaning solution, and method and apparatus for cleaning using the same |
| 06/12/2003 | US20030108464 Method for separating metal ions |
| 06/12/2003 | US20030108460 Method for surface corona/ozone making, devices utilizing the same and methods for corona and ozone applications |
| 06/12/2003 | US20030107150 Method for producing hollow yarn film |
| 06/12/2003 | US20030106855 Oxidation using ultraviolet radiation, ozone solutions; water pollution control |
| 06/12/2003 | US20030106854 Calibration of charging to control water treatment; flocculation, coagulation |
| 06/12/2003 | US20030106853 Applying electrical signal, measuring impedance of fluid flow |
| 06/12/2003 | US20030106851 Filters for removal of pathogens from liquids |
| 06/12/2003 | US20030106846 High output ozonating apparatus |
| 06/12/2003 | US20030106845 Automatic device for purifying drinking water |
| 06/12/2003 | DE20300120U1 Household water magnetic treatment reactor minimizes deposit of limestone scale |
| 06/11/2003 | EP1318159A2 Use of insoluble highly cross-linked popcorn polymers as filtering aid and/or stabilizer |
| 06/11/2003 | EP1318105A1 Process and device for the removal of ammonia from wastewater and the recovery of valuable material |
| 06/11/2003 | EP1318104A1 Method and device for mechanical treatment of water |
| 06/11/2003 | EP1318103A2 Iron particles for purifying contaminated soil or ground water |
| 06/11/2003 | EP1317951A1 Ceramic filter and method for purifying water |
| 06/11/2003 | EP1317932A1 Method of sterilizing mildews and/or fungi in the state of spores and sterilization apparatus therefor |
| 06/11/2003 | EP1317402A1 Water treatment system using hollow fiber membrane module |
| 06/11/2003 | EP1317318A1 Membrane filter for water treatment |
| 06/11/2003 | EP1091714B1 Device for handling body liquids which transports body liquid by siphoning |
| 06/11/2003 | EP1083943B1 Device for degerminating water having an UV lamp and calibration device therefor |
| 06/11/2003 | EP1062349B1 Diisopropyl fluorophosphatase and the utilization and production thereof |
| 06/11/2003 | CN2555266Y Corona ion rod |
| 06/11/2003 | CN2554973Y Adapting running water purified hot/cold drinking machine |
| 06/11/2003 | CN1423622A Sulphur-free lignin and derivatives thereof for reducing the formation of slime and deposits in industrial plants |
| 06/11/2003 | CN1423567A 照射源模块 Radiation source module |
| 06/11/2003 | CN1422879A Use of non-soluble high cross-linked rice-flower shape polymer as assitant and/or stabilizer |
| 06/11/2003 | CN1422825A Melt haydite and method of preparing the same |
| 06/11/2003 | CN1422823A Method for preparing lime hydrate emulsion and method for preparing vinylidene chloride from said lime hydrate emulsion |
| 06/11/2003 | CN1422814A Process and apparatus for purifying drinking water |
| 06/11/2003 | CN1422813A Basic ferric sulfate coagulating agent for water treatment |
| 06/11/2003 | CN1422812A Sewage treatment and middle water preparation apparatus |
| 06/11/2003 | CN1422811A Solar sea water purifier |
| 06/11/2003 | CN1422810A Apparatus for killing and reducing microbe in liquid |
| 06/11/2003 | CN1422698A Method for adsorbing and absorbing fluorine-containing emulsion |
| 06/11/2003 | CN1111016C Method for detoxicating algae |
| 06/10/2003 | US6576674 Aquacidal compound comprising an anthraquinone; particularly effective for treating ballast water of ships or other enclosed volumes of water to control the relocation of plants, toxic bacteria, and animals contained in the water. |
| 06/10/2003 | US6576594 Water treatment process |
| 06/10/2003 | US6576335 Solid-phase materials for chelating metal ions and methods of making and using same |
| 06/10/2003 | US6576189 Device and method for exposing liquids, including pretreated wastewater, to x-rays |
| 06/10/2003 | US6576145 Separating hydrocarbons from a mixture of the hydrocarbons and a particulate mineral substrate, comprising mixing of mixture with water to form a slurry, addition of oxidizer to release hydrocarbons form the substrate, then separation |
| 06/10/2003 | US6576144 Continuous flow with through plug reactor; continuous catalytic oxidation |
| 06/10/2003 | US6576142 Method of treating agricultural equipment, alleys and lagoons in confined animal feeding operations |
| 06/10/2003 | US6576140 Food disposal; oil and grease segregation; macerating pump; hot water backflush |
| 06/10/2003 | US6576132 Quench water pretreat process |
| 06/10/2003 | US6576126 Device for magnetically modifying fluid |
| 06/10/2003 | US6576123 Arrangement for removing heavy metal ions from roof runoff waters |
| 06/10/2003 | US6576122 Heating pulverulent solid in presence of reducing metal of lithium, potassium, calcium, sodium, magnesium, aluminum, zinc, iron or alloy and a hydrogen donor |
| 06/10/2003 | US6576096 Generation and delivery device for ozone gas and ozone dissolved in water |
| 06/10/2003 | US6575662 Water quality management system and method |
| 06/10/2003 | US6574979 Production of potable water and freshwater needs for human, animal and plants from hot and humid air |
| 06/10/2003 | CA2286101C Method and apparatus for treatment of water |
| 06/10/2003 | CA2243077C Apparatus and method for analyzing power plant water chemistry |
| 06/10/2003 | CA2159088C Metal removal from aqueous solution |
| 06/10/2003 | CA2098289C Distillation apparatus |
| 06/09/2003 | CA2414648A1 Method of decontaminating soil |
| 06/05/2003 | WO2003046024A1 Aqueous dispersions of water-soluble polymers of n-vinyl carboxylic acid amides, method for the production thereof and their use |
| 06/05/2003 | WO2003045852A1 Method for stabilizing and conditioning urban and industrial wastewater sludge |
| 06/05/2003 | WO2003045851A1 Method for stabilizing and conditioning town and industrial wastewater sludge |
| 06/05/2003 | WO2003045850A1 Method for removing metal in wastewater |
| 06/05/2003 | WO2003045849A1 Method for controlling legionella in cooling towers |
| 06/05/2003 | WO2003045848A2 Microbiological energy source for operating a consumer |
| 06/05/2003 | WO2003045835A1 Treated water dispensing system |
| 06/05/2003 | WO2003045569A1 Filter device |
| 06/05/2003 | WO2003045566A1 Methods of increasing flotation rate |
| 06/05/2003 | WO2003045446A1 Method for the management and/or treatment of microbially contaminated environments and the use of a new class of microbicidal reagents in such management |
| 06/05/2003 | WO2003045144A1 Agent for reducing the microbial content in water in order to achieve quality of consumption |
| 06/05/2003 | WO2002083573A3 Method to treat soapy wastewater |
| 06/05/2003 | WO2002072485A3 Methods and apparatus for biological treatment of waste waters |
| 06/05/2003 | US20030105435 Providing non-sterile water to inlet of the housing, passing water through purification elements, outputting purified water from the housing, which has an organic content, pH, conductivity/impurity level suitable for human body injection |
| 06/05/2003 | US20030105380 Preparing an aqueous suspension of the solid or semisolid waste material, separating the solid and liquid material to obtain solid waste and liquid waste solution, collecting solid waste, repeating above steps, acidifying liquid waste |
| 06/05/2003 | US20030105304 Metal binding proteins and associated methods |
| 06/05/2003 | US20030104942 All-natural mineral treatment |
| 06/05/2003 | US20030104074 Concentrated aqueous bromine solutions and their preparation |
| 06/05/2003 | US20030103891 Method for preparing aluminum sulfate, aluminum sulfate, method for improving yield of aluminum sulfate, and use of nitric acid |