| Patents for C02F 1 - Treatment of water, waste water, or sewage (145,124) |
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| 05/12/2004 | EP1417366A1 Porous inorganic/organic hybrid monolith materials for chromatographic separations and process for their preparation |
| 05/12/2004 | EP1417154A2 Flocculant derived from a vegetable source and method for flocculation |
| 05/12/2004 | EP1417016A1 Reactor and solids settler for grey water treatment |
| 05/12/2004 | EP1416995A1 Devices for sterile-filtering fluid and methods of use |
| 05/12/2004 | EP1416813A2 Fortified drinking water |
| 05/12/2004 | EP1226095B1 Method for eliminating organic material resistant to biological treatment |
| 05/12/2004 | EP1131266A4 Wastewater treatment tank with influent gates and pre-react zone with an outwardly flared lower portion |
| 05/12/2004 | EP1100606B1 Water filtration apparatus |
| 05/12/2004 | EP1059980B1 Antimicrobial filter cartridge |
| 05/12/2004 | CN2615205Y 磁滤水器 Magnetic Water Filters |
| 05/12/2004 | CN2615126Y Portable circular water purifier |
| 05/12/2004 | CN2615125Y Sewage purifying treatment apparatus |
| 05/12/2004 | CN2615124Y Improved water decanter |
| 05/12/2004 | CN2615123Y Automatic removing equipment for water bloom and water surface floater |
| 05/12/2004 | CN2614596Y Public straight drinker for school |
| 05/12/2004 | CN1496420A Method and device for recovering metals with pulsating cathode currents also combined with anode coupling processes |
| 05/12/2004 | CN1496414A A method for removal of calcium from zinc frocess sulfate solution |
| 05/12/2004 | CN1496337A Apparatus and method for wastewater treatment with enhanced solids reduction (ESR) |
| 05/12/2004 | CN1496282A Method for producing gel-type cation exchangers |
| 05/12/2004 | CN1496224A Metod of selecting anti-microbial agent and method of using the same |
| 05/12/2004 | CN1495384A Method for treating wastes produced by acrylic acid process and acryli ester process |
| 05/12/2004 | CN1495316A Washing machine and its control method |
| 05/12/2004 | CN1495225A Heavy metal chelator compound containing chitosan derivative |
| 05/12/2004 | CN1495131A Coating waste water treatment method |
| 05/12/2004 | CN1495130A Water treatment control system using fluorescent analyser |
| 05/12/2004 | CN1494955A Cleaning Method |
| 05/12/2004 | CN1149179C Means for supply of cold water or hot water |
| 05/12/2004 | CN1149124C Hollow cortina assembly and membrane separating device |
| 05/12/2004 | CN1149123C Multi-stage water filter system |
| 05/11/2004 | US6734140 Comprises algicide (copper sulfate), ph stabilizer, clarifier, and sanitizer reducer/enhancer; for swimming pools |
| 05/11/2004 | US6734021 By irradiating the test liquid with ultraviolet radiation and measuring the change in conductivity due to the produced organic acids and carbon dioxide |
| 05/11/2004 | US6733827 Processes for manufacturing particles coated with activated lignosulfonate |
| 05/11/2004 | US6733727 Acoustic energy, cavitation |
| 05/11/2004 | US6733679 Waste is contained and ability of reducing agent to reduce metal of waste is decreased by adding stabilizing chemical or by exposing waste to anode to which positive voltage is applied; poisonous and explosive gases are vented |
| 05/11/2004 | US6733675 Feeding liquid containing a chemical having a contaminant separating or a sterilizing function from one end of spiral wound membrane element and taking out permeated liquid at the end of perforated hollow pipe |
| 05/11/2004 | US6733674 Method of dewatering sludge using enzymes |
| 05/11/2004 | US6733673 Method of dewatering sludge using enzymes |
| 05/11/2004 | US6733672 System and method for the treatment of soot-laden water |
| 05/11/2004 | US6733671 Apparatus for treating fluids |
| 05/11/2004 | US6733669 Water filter bottle |
| 05/11/2004 | US6733668 Apparatus for magnetically treating flowing fluids |
| 05/11/2004 | US6733667 Desalination using positively buoyant or negatively buoyant/assisted buoyancy hydrate |
| 05/11/2004 | US6733662 Methods and apparatus for biological treatment of waste waters |
| 05/11/2004 | US6733661 Ultrapure water producing apparatus |
| 05/11/2004 | US6733654 Water treatment method and apparatus |
| 05/11/2004 | US6733646 Method and apparatus for electrodeionization of water |
| 05/11/2004 | US6733636 Water treatment method for heavy oil production |
| 05/11/2004 | US6733471 System for use with extracorporeal blood flow circuit including automated sensor modules adapted to monitor presence of blood parameters, and regulating modules adapted to affect presence, concentration and/or activity of parameters |
| 05/11/2004 | US6732757 Bypass water-treatment dispenser bleed-valve w/cap-lock and post-mount |
| 05/11/2004 | CA2379072C Combined oxidation and chelating adsorption system for removal of mercury from water |
| 05/07/2004 | WO2005002733A1 Dual-cell mechanical flotation system with intermittent skimming |
| 05/07/2004 | CA2411375A1 Method and apparatus for treating water |
| 05/06/2004 | WO2004038752A2 Contiguous capillary electrospray sources and analytical device |
| 05/06/2004 | WO2004038491A2 Method and system for removal of contaminants from aqueous solution |
| 05/06/2004 | WO2004038402A1 Improved deposition of dissolved analyte to hydrophobic surfaces by desolvation of organic solvents |
| 05/06/2004 | WO2004037729A1 Methods for making water treatment compositions and compositions thereof |
| 05/06/2004 | WO2004037728A1 Water treatment apparatus using ion having drain hole |
| 05/06/2004 | WO2004037727A1 Applications of an ion bridge and a countercurrent flow design for use in water purification |
| 05/06/2004 | WO2004037726A1 Production of water for injection using reverse osmosis |
| 05/06/2004 | WO2004037453A1 Method for clarifying soil |
| 05/06/2004 | WO2004037421A1 Fluid deionization system |
| 05/06/2004 | WO2004037387A2 Filters and methods of making and using the same |
| 05/06/2004 | WO2004037303A1 Deodorant composition |
| 05/06/2004 | WO2004037301A2 Systems and methods for disinfection |
| 05/06/2004 | WO2004024637A9 Apparatus and method for removing phosphorus from waste lagoon effluent |
| 05/06/2004 | WO2004019859A3 Phosphonamide and phosphonamide blend compositions and method to treat water |
| 05/06/2004 | WO2003078331A3 Electrodialytic water purifier with ion exchange material and method for emoving ionic contaminants |
| 05/06/2004 | WO2003063774A3 Method of treating contaminants in an in situ environment |
| 05/06/2004 | WO2003022394A3 Process for treating a lipophilic fluid |
| 05/06/2004 | US20040087826 Method for treating dioxin contaminated incineration ash |
| 05/06/2004 | US20040086627 System and process for producing animal feed from food waste |
| 05/06/2004 | US20040084384 Microbicidal separation systems |
| 05/06/2004 | US20040084383 Method to inhibit growth of microorganisms in aqueous systems and on substrates using a persulfate and a bromide |
| 05/06/2004 | US20040084382 Continuous mixing and aeration of water with air and ozone-air mixture; aeration; filtration of water from coagulated particles; treating with electric discharge; detoxification, deodorizing, decoloring |
| 05/06/2004 | US20040084381 Pulsed electric field system for treatment of a fluid medium |
| 05/06/2004 | US20040084380 Adding base to waste; mixing to generate heat; applying microwaves or radio frequency waves; treating biosolids |
| 05/06/2004 | US20040084379 Method and apparatus for treating water or wastewater to reduce organic and hardness contamination |
| 05/06/2004 | US20040084378 Storage buffer; purification; removal of microbiological contaminants |
| 05/06/2004 | US20040084377 Method and apparatus for regenerating fire resistant hydraulic fluid containing water-glycol |
| 05/06/2004 | US20040084373 Process for recycling paint flush solution |
| 05/06/2004 | US20040084357 Apparatus and method for water purification using solar energy |
| 05/06/2004 | US20040084354 Flotation machine |
| 05/06/2004 | US20040084296 Method decomposing fluorine-containing organic material |
| 05/06/2004 | US20040084156 Desalination of ocean water |
| 05/06/2004 | US20040083885 Qualitatively and quantitatively analysis; data processing; determining ultraviolet spectrum of compounds |
| 05/06/2004 | EP1416093A1 Device for removing oil from a liquid |
| 05/06/2004 | EP1415977A1 A process for treating wastes from acrylic acid and polyacrylic acid production processes |
| 05/06/2004 | EP1415957A1 Apparatus and method for the treatment of water |
| 05/06/2004 | EP1415697A1 Method and installation for treating pig manure |
| 05/06/2004 | EP1415696A1 Separator for hydrocarbon containing water |
| 05/06/2004 | EP1415695A1 Method for separating amine borane complex from a plating solution |
| 05/06/2004 | EP1415533A1 External type filtration device |
| 05/06/2004 | EP1414923A1 Fluid purification system |
| 05/06/2004 | EP1414758A1 A method for disinfecting and stabilizing organic wastes with mineral by-products |
| 05/06/2004 | EP1414755A1 Method for treating an effluent, especially a radioactive effluent, containing organic matter |
| 05/06/2004 | EP1414754A1 Heating, ventilation or air conditioning water purifiers |
| 05/06/2004 | EP1414752A2 Water treatment compositions |
| 05/06/2004 | EP1414751A1 Method and apparatus for purifying a polluted medium |
| 05/06/2004 | EP1414736A1 Method and apparatus for disinfecting a refrigerated water cooler reservoir |
| 05/06/2004 | EP1414552A1 Reverse osmosis system with controlled recirculation |