| Patents for C02F 1 - Treatment of water, waste water, or sewage (145,124) |
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| 03/18/2004 | WO2004022493A1 Dewatering of suspensions |
| 03/18/2004 | WO2004022492A1 An apparatus and method for delivery of a flocculant to a liquid stream |
| 03/18/2004 | WO2004022491A1 Disinfection of reverse osmosis membrane |
| 03/18/2004 | WO2004022490A1 Non-power flow-proportional chemical feeding apparatus |
| 03/18/2004 | WO2004022489A1 Purifying vessel |
| 03/18/2004 | WO2004022487A2 Compact evaporation apparatus |
| 03/18/2004 | WO2004022222A1 Activation apparatus |
| 03/18/2004 | WO2004022210A2 Cyanide and formate destruction with ultra violet light |
| 03/18/2004 | WO2004022208A1 Device for liquid dilution and mixing |
| 03/18/2004 | WO2004022200A1 Water filter and the production method therefor |
| 03/18/2004 | WO2004022199A1 Control valve assembly |
| 03/18/2004 | WO2004022194A2 Treatment of spent caustic refinery effluents |
| 03/18/2004 | WO2004022098A1 Oxygen-enriched water, treated within a magnetic field and heavy water |
| 03/18/2004 | WO2004021853A1 Method for operating a water-guiding device and water-guiding device |
| 03/18/2004 | WO2004014804A3 Process and device for the treatment of water, particularly for ships |
| 03/18/2004 | WO2004012840A3 Method and device for stripping ammonia from liquids |
| 03/18/2004 | WO2003103533A3 Last-chance quality check and/or air/pyrogen filter for infusion systems |
| 03/18/2004 | WO2003062730A3 Rotating heat exchanger |
| 03/18/2004 | WO2003022752A9 Biofilm reduction in crossflow filtration systems |
| 03/18/2004 | WO2003014029A3 Control of development of biofilms in industrial process water |
| 03/18/2004 | US20040052719 Preparation of non corrosive aluminum sulfate |
| 03/18/2004 | US20040051459 Germicidal lamp with end of life arc quenching device |
| 03/18/2004 | US20040051188 Method, module and device for contacting a gas and a liquid |
| 03/18/2004 | US20040051079 Compression molded product of quick-dissolving chlorinated isocyanuric acid |
| 03/18/2004 | US20040050805 Process and device for separation of absorbent/floating material from product mixes by means of float/sink separation |
| 03/18/2004 | US20040050800 Bactericide for use in water treatment, method for water treatment and apparatus for water treatment |
| 03/18/2004 | US20040050799 Filters overcoated with polymer; ceramic spheres |
| 03/18/2004 | US20040050798 Interior of pipes; fluid flow; injecting ozone in pessurized water |
| 03/18/2004 | US20040050796 Floatation process for removal of heavy metal waste and associated apparatus |
| 03/18/2004 | US20040050793 Fluid flow; separation module; supplying water; adjustment pH; demineralization |
| 03/18/2004 | US20040050792 Method and system for heat transfer |
| 03/18/2004 | US20040050790 Automatic shut-off for water treatment system |
| 03/18/2004 | US20040050786 Membrane degassing; controlling temperature; water purity |
| 03/18/2004 | US20040050785 Using ion exchange resin; adsorption; membrane filter; separation |
| 03/18/2004 | US20040050784 Method for the manufacture of compositions containing low concentrations of salts |
| 03/18/2004 | US20040050781 Supplying metal into electrolytic cell; ionization; microbiocide |
| 03/18/2004 | US20040050779 Water treatment; reducing impurities using microorganisms |
| 03/18/2004 | US20040050777 Integrated anaerobic waste management system with energy and products recovery |
| 03/18/2004 | US20040050768 Spill response system |
| 03/18/2004 | US20040050761 Apparatus for producing USP or WFI purified water |
| 03/18/2004 | US20040050760 Wind energy installation comprising a seawater or brackish water desalination plant |
| 03/18/2004 | US20040050759 External type filtration device |
| 03/18/2004 | US20040050716 Decomposition of wastes; demetallization, desulfurization,denitrification |
| 03/18/2004 | US20040050691 Ion separation and removal unit with gas extraction |
| 03/18/2004 | US20040050682 Activated water apparatus and methods and products |
| 03/18/2004 | US20040050253 Method and an apparatus for continuously deaerating a liquid |
| 03/18/2004 | DE20319681U1 Water treatment process for metalworking and glassworks has first sediment tank linked to second tank holding a combination of treated and non-treated water |
| 03/18/2004 | DE10321188A1 Vacuum water evaporator tank for removal of impurities from rinse water used in an aluminum anodizing process has all wetted components fabricated in plastic |
| 03/18/2004 | DE10241733A1 Preparation of fluid components removed from phosphate baths comprises enriching the valuable materials in a concentration chamber, and returning to the phosphating bath whilst the impurity materials are removed |
| 03/18/2004 | DE10241494A1 Porous material used for water purification and treatment has crystal-analogous overstructure formed by regular structure of particles and regular pores and consists (partly) of titanium (di)oxide |
| 03/18/2004 | DE10240667A1 Device for gassing potable water, comprises a nozzle unit and inlets for water and gas |
| 03/18/2004 | DE10240572A1 Aquarium or pond water filter giving appropriate water hardness and pH values comprises a selected absorbent or mixed absorbent on a support |
| 03/18/2004 | DE10240454A1 Teichfilter mit Vorfiltereinheit Pond Filter with Prefilter |
| 03/17/2004 | EP1398821A2 Germicidal lamp with end of life arc quenching device |
| 03/17/2004 | EP1398066A2 System for treating contaminated gas |
| 03/17/2004 | EP1397565A1 Vessels and covers |
| 03/17/2004 | EP1397440A1 Substrates with modified carbon surfaces |
| 03/17/2004 | EP1397310A2 Desludging device and method for desludging a liquid |
| 03/17/2004 | EP1397309A1 Treatment of organic waste and sludge |
| 03/17/2004 | EP1397202A1 Apparatus for treating fluids with ultrasounds |
| 03/17/2004 | EP1279215B1 Method for treating and conditioning cooling water for an alternator stator operating in ventilated mode, and device therefor |
| 03/17/2004 | EP1268024A4 Staged heat and mass transfer applications |
| 03/17/2004 | EP1210172B1 Organic colloidal dispersion of a rare earth compound monocrystalline particles |
| 03/17/2004 | EP1105353B1 Device for transforming chemical structures in a fluid comprising a solvent and salts by ultrasonic action |
| 03/17/2004 | CN2606762Y Toilet closet |
| 03/17/2004 | CN2606740Y Magnetizing water filter |
| 03/17/2004 | CN1483003A Aerobic polishing system for wastewater |
| 03/17/2004 | CN1482999A Method for the concentration of spent acid |
| 03/17/2004 | CN1482946A Activated water apparatus and methods |
| 03/17/2004 | CN1482940A Hollow fiber membrane module |
| 03/17/2004 | CN1482860A Composition for generating chlorine dioxide |
| 03/17/2004 | CN1482406A Humidifier |
| 03/17/2004 | CN1482078A Water purification method for coal mine worked-out section |
| 03/17/2004 | CN1482075A Original water biologic pretreatment method using suspended padding and apparatus therefor |
| 03/17/2004 | CN1482074A Organic sewage treatment complexing agent |
| 03/17/2004 | CN1482073A Sewage electroosmosis method and apparatus therefor |
| 03/17/2004 | CN1482072A Water treatment method of catalyzed oxidation using microwave-nonpolar ultraviolet light |
| 03/17/2004 | CN1482071A Ultrapure water recovery pipe line system of quartz tube rinsing table |
| 03/17/2004 | CN1482070A Filter type sterilization apparatus |
| 03/17/2004 | CN1142109C Decontamination process for treating cyanogen-contained solution |
| 03/17/2004 | CN1142108C Treatment and utilization method of waste acid liquor by using activated clay |
| 03/17/2004 | CN1142107C Process for treating waste liquid of furaldehyde and recovering butyl acetate, ammonium sulfate, ammonium acetate, acetamide and acetonitrile |
| 03/17/2004 | CN1142106C Spray driven evaporation-condensation sea water desalter |
| 03/17/2004 | CN1142105C High purity water antifoulant and high purity water antifouling device |
| 03/17/2004 | CN1142009C Method for separating low concentration organic aqueous solution by reverse osmosis compound membrane |
| 03/16/2004 | US6707362 Method and apparatus for focusing a magnetic field to treat liquids |
| 03/16/2004 | US6707048 Method and apparatus for treating aqueous liquids |
| 03/16/2004 | US6706395 Such as larger particle sized bromochlorodimethylhydantoin |
| 03/16/2004 | US6706197 Roasting rocks; crushing; forming carbon dioxide; flocculation; precipitation |
| 03/16/2004 | US6706196 Subjecting to plurality of intense magnetic fields keeping such as silica, calcium carbonate, paraffin or asphaltenes suspended |
| 03/16/2004 | US6706195 High efficiency ion exchange system for removing arsenic from water |
| 03/16/2004 | US6706194 Method for removal of chloramines from drinking water |
| 03/16/2004 | US6706193 Method for recovering fluorinated emulsifiers from aqueous phases |
| 03/16/2004 | US6706189 Aerator connecting to air blower; valves; controllers; alternating gas flow |
| 03/16/2004 | US6706185 Biological method of phosphorus removal and biological phosphorus-removing apparatus |
| 03/16/2004 | US6706179 Water magnetizer |
| 03/16/2004 | US6706171 Systems for treating wastewater in a series of filter-containing tanks |
| 03/16/2004 | US6706170 System for treating fluids in an electric field |
| 03/16/2004 | US6706168 Applying an alternating current (ac) voltage between electrodes in the object water; switching from low frequency to high frequency in a predetermined cycle; efficiency, self-cleaning electrodes, large bodies of water |
| 03/16/2004 | US6706163 On-chip analysis of particles and fractionation of particle mixtures using light-controlled electrokinetic assembly of particles near surfaces |