| Patents for C02F 1 - Treatment of water, waste water, or sewage (145,124) |
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| 03/04/2004 | WO2004019354A2 Fluid deionization flow through capacitor systems |
| 03/04/2004 | WO2004018733A2 Structure of an electrode for use in an electrolytic cell |
| 03/04/2004 | WO2004018589A1 Device for generating radiation |
| 03/04/2004 | WO2004018370A1 Device for removing manganese in raw water |
| 03/04/2004 | WO2004018369A1 Method of recovering fluorine |
| 03/04/2004 | WO2004018368A1 Synergistic biocidal mixtures |
| 03/04/2004 | WO2004018367A2 Removal of metal ions from aqueous effluents |
| 03/04/2004 | WO2004018366A1 Method and apparatus for removing hydrocarbons from water by air floatation |
| 03/04/2004 | WO2004018118A2 Methods and associated devices for removing incrustations and biofilms in fluid systems |
| 03/04/2004 | WO2004018067A2 Airlift membrane device, bioreactor and bioreaction process |
| 03/04/2004 | WO2003102346A3 Downhole desalination of aquifer water |
| 03/04/2004 | WO2003029149A3 System and method for efficient and low energy desalination of water |
| 03/04/2004 | WO2002096225A3 Fortified drinking water |
| 03/04/2004 | US20040043394 Arylhydrocarbon receptor (AhR) |
| 03/04/2004 | US20040042941 Oscillation crystals as power source; irrigation of plants, flowers |
| 03/04/2004 | US20040040915 Layered tablet water treatment compositions and method of use |
| 03/04/2004 | US20040040912 Reacting bauxite refining residues with Group 2a compound; neutralization; pH adjustment |
| 03/04/2004 | US20040040911 Phosphonamide and phosphonamide blend compositions and method to treat water |
| 03/04/2004 | US20040040910 Using ester of an hydroxyamine and an acid |
| 03/04/2004 | US20040040909 Dispersion of carbon particles in high pressure water; conbustion gaseous mixture of hydrogen, oxygen |
| 03/04/2004 | US20040040908 Spa water circulation system |
| 03/04/2004 | US20040040904 Water treatment device |
| 03/04/2004 | US20040040902 Self-cleaning water filtration system and method |
| 03/04/2004 | US20040040899 Easily collapsible and portable water filtering device |
| 03/04/2004 | US20040040671 Supplying carbon dioxide to immersion effluent evaporator; reacting with hydroxide forming carbonate |
| 03/04/2004 | US20040040322 Apparatus and method for extracting potable water from atmosphere |
| 03/04/2004 | DE20315521U1 Landfill sites for waste handling use either solar or reactors for photovoltaic treatment of the retained landfill water |
| 03/04/2004 | DE10254952A1 Regeneration of phosphatizing bath overflow or rinse water involves passage through a weakly acidic ion-exchanger followed by a second weakly acidic ion-exchanger, a strongly acidic ion-exchanger or a reverse osmosis apparatus |
| 03/04/2004 | DE10238313A1 Photocatalytic reactor for treating liquids, especially water for medical technology, comprises a transparent porous flow-through body coated with titanium dioxide and a UV light source |
| 03/04/2004 | DE10237854A1 Verfahren zum Betreiben eines wasserführenden Geräts und wasserführendes Gerät A method of operating a water-conducting device and water-bearing unit |
| 03/04/2004 | DE10002660B4 Reaktor zum Enthärten und/oder Aufbereiten von Wasser Reactor for softening and / or preparation of water |
| 03/04/2004 | CA2536815A1 Structure of an electrode for use in an electrolytic cell |
| 03/04/2004 | CA2496238A1 Ex-situ pem fuel cell testing: towards visualizing gas diffusion |
| 03/04/2004 | CA2404486A1 Sludge treatment process by the combined action of pressure and electroosmosis |
| 03/03/2004 | EP1394121A1 Process for the treatment of contaminated liquid effluents and apparatus for carrying out this process |
| 03/03/2004 | EP1394120A1 Disinfectant |
| 03/03/2004 | EP1394119A1 Method and apparatus for generating ozone by electrolysis |
| 03/03/2004 | EP1394118A1 Method and apparatus for the uv radiation of liquids |
| 03/03/2004 | EP1394117A2 Facility for groundwater purification and process for installing such a facility |
| 03/03/2004 | EP1393629A1 Aqueous disinfecting compositions based on quaternary ammonium monomers |
| 03/03/2004 | EP1393628A1 Liquid deodorant killing microorganism and method of microorganism-killing deodorization |
| 03/03/2004 | EP1392888A1 Method for operating an aluminium pickling bath |
| 03/03/2004 | EP1392887A1 Preventing a membrane from blocking up during the treatment of waste water during phosphatization |
| 03/03/2004 | EP1392825A1 Phosphotriesterase from agrobacterium radiobacter p230 |
| 03/03/2004 | EP1392607A1 Large water reservoir mixing and disinfecting system |
| 03/03/2004 | EP1392606A1 Plant and method for purification of water coming from a seulphuration kerosene plant |
| 03/03/2004 | EP1392605A1 Cleaning system for uv disinfection module |
| 03/03/2004 | EP1392600A1 Micro-mesoporous active carbon, and a method of treating it |
| 03/03/2004 | EP1392599A1 Method for producing an essentially chlorite-free, stable, aqueous chlorine-oxygen solution, the chlorine-oxygen solution obtained by means of said method, and the use of the same |
| 03/03/2004 | EP1392410A2 Water treatment apparatus |
| 03/03/2004 | EP1392332A1 Method for the destruction of oocysts |
| 03/03/2004 | EP1198419B1 Apparatus and method for ultraviolet light treatment of fluids |
| 03/03/2004 | EP1173719B1 Method for drying slurry, rinse water and industrial effluent and/or residues |
| 03/03/2004 | EP1144101B9 Method, device and installation for continuously treating water |
| 03/03/2004 | CN2605307Y Medical hand-cleaning machine with ozone woder |
| 03/03/2004 | CN2605248Y Whirl-turbulent flow combined vortex reacting apparatus |
| 03/03/2004 | CN2605216Y 磁性包装物 Magnetic packaging |
| 03/03/2004 | CN2605061Y Vortex speed-increasing photocatalytic liquid treating device |
| 03/03/2004 | CN2605054Y Drinking water integrated precise filtering apparatus |
| 03/03/2004 | CN2604951Y Magnetized red stoneware thermos cup |
| 03/03/2004 | CN1479697A 净化装置 Purification devices |
| 03/03/2004 | CN1479101A Automatic on line detecting device of hollow fiber separating membrane |
| 03/03/2004 | CN1478806A Preparation method of polysilicate flocculant |
| 03/03/2004 | CN1478736A Method and device of using compound microorganism and nanometer compound carrier to treat toilet sewage |
| 03/03/2004 | CN1478731A Preparation method of triazene polymer chelant and its application |
| 03/03/2004 | CN1478730A Ion water treater with discharging hole |
| 03/03/2004 | CN1478729A Oxygenolysis device of microscale harmful substance |
| 03/03/2004 | CN1478728A Magnetic induction inertial rotation device |
| 03/03/2004 | CN1478727A Method of treating oil containing waste water using anion cation mixed ion resin |
| 03/03/2004 | CN1478726A Local used type water treatment system for treatment of water |
| 03/03/2004 | CN1478594A Preparation method of heavy metal ion adsorbing agent |
| 03/03/2004 | CN1140677C Disintegrating system in waste pipe |
| 03/03/2004 | CN1140614C Method and device for purifying contaminated liquids |
| 03/03/2004 | CN1140475C Toilet excrements treating process |
| 03/03/2004 | CN1140472C Treatment process of ferric oxide pigment waste water |
| 03/03/2004 | CN1140471C Process for decoloring by cometabolism of immobilized bionts |
| 03/03/2004 | CN1140470C Reactor for quickly purifying water |
| 03/03/2004 | CN1140469C Method for oxygenating water therewith and its apparatus |
| 03/03/2004 | CN1140468C Method of treating emulsion liquid waste water using industrial spent acid |
| 03/03/2004 | CN1140467C Preparation of water purifying agent |
| 03/03/2004 | CN1140466C Feed, drinking water magnetizing method and device |
| 03/03/2004 | CN1140465C Electric deinoization apparatus and electric deionization method using the apparatus |
| 03/03/2004 | CN1140464C Electro-flucculation process and apparatus |
| 03/03/2004 | CN1140463C Diamond coating electrode method for treating hard-to-degrade waste water |
| 03/03/2004 | CN1140462C Acid-water spraying device |
| 03/03/2004 | CN1140461C Electrochemical process for treating waste dye liquid |
| 03/03/2004 | CN1140460C Electrochemical reactor for treating waste water |
| 03/03/2004 | CN1140459C Method of removing N-nitrosomorpholine and its application |
| 03/03/2004 | CN1140352C Method and apparatus for eliminating metal cations from liquid with polyazacloalkane resins grafted on carrier |
| 03/03/2004 | CN1140333C Method for removing halogen-contained compounds in gas or liquid using composite catalyst containing at least one metallic element |
| 03/03/2004 | CN1140307C Distiller and drinking water dispenser |
| 03/02/2004 | US6699913 Process for preparing monodisperse anion exchangers having strongly basic functional groups |
| 03/02/2004 | US6699441 Ozone generator including a chip electrode assembly adapted to produce ozone from air using an electric discharge, a power supply assembly, and a transfer assembly cooperating with ozone generator to pass ozone to the water; used for spa |
| 03/02/2004 | US6699393 Method for removal of chloramines from drinking water |
| 03/02/2004 | US6699391 Biofilm reduction in crossflow filtration systems |
| 03/02/2004 | US6699390 Use of beeswax to degrade hydrocarbons |
| 03/02/2004 | US6699389 Method and apparatus for removing organic waste from water |
| 03/02/2004 | US6699381 Wherein there is no deterioration or breakage of the electrodes or deformation of the plastic case due to heat; for use in swimming pools, bathtubs, pond, farming tanks, air conditioning units |
| 03/02/2004 | US6699370 Process and system for decomposing pollutants |
| 03/02/2004 | US6699369 Using waste heat |