Patents
Sitemap › C02 - Treatment of water, waste water, sewage, or sludge › C02F - Treatment of water, waste water, sewage, or sludge › C02F 1 - Treatment of water, waste water, or sewage
Patents for C02F 1 - Treatment of water, waste water, or sewage (145,124)
12/2003
12/04/2003WO2003099412A1 Apparatus and method for separating and concentrating fluids containing multiple components
12/04/2003WO2003099408A1 Device for recovering used water
12/04/2003WO2003091163A3 Cogeneration wasteheat evaporation system and method for wastewater treatment utilizing wasteheat recovery
12/04/2003WO2003068690A8 Photo-disinfecting of water
12/04/2003WO2002048047A3 High efficiency ion exchange system for removing contaminants from water
12/04/2003US20030225211 Process of forming oil-absorbent bodies
12/04/2003US20030222031 Decompose perchlorate in a FeCl3/HCl aqueous solution such as would be used to regenerate an anion exchange resin used to remove perchlorate. The solution is mixed with a reducing agent, preferably an organic alcohol and/or ferrous chloride,
12/04/2003US20030222030 Method and electrode construction for electro-coagulation treatment of water and waste water
12/04/2003US20030222028 An approach described herein as an activated iron sludge sequencing batch reactor ("AIS/SBR") process. The AIS/SBR method oxidizes and removes ferrous iron as iron oxides from iron-contaminated fluids (such as mining-related discharge
12/04/2003US20030222027 Treatment of liquids with ballasted flocculation
12/04/2003US20030222025 Environmental remediation utilizing a foamed glass article. A foamed glass article is provided, which can come into contact with a viscous fluid, such as, for example oil or another petroleum based viscous product. The foamed glass article
12/04/2003US20030222023 Shaped bodies containing metal-organic frameworks
12/04/2003US20030222013 Method and apparatus for preventing microbial growth in drinking water
12/04/2003US20030222010 Encapsulated filter cartridge
12/04/2003US20030222009 Potable water treatment plant and method of maintaining same
12/04/2003US20030221995 Distillation is done by boiling, then cooling the vapor. If we decrease the pressure in the tube of distillation, We can have boiling at lower temperature and a rise of few degrees will boil the substance (crude oil, alcohol, salt water, etc .
12/04/2003US20030221971 Method for electrolytic production of hypobromite for use as a biocide
12/04/2003US20030221458 Controlling the pH of the washwater used to clean and maintain polyacrylic bound glass forming equipment. The neutralization system introduces a base solution to a washwater solution when the pH of the washwater solution contained in a closed loop
12/04/2003US20030221457 Washwater neutralization system for glass forming line
12/04/2003DE20312656U1 Sea water desalination plant has floating polymer dome over black water-adsorbent body releasing water vapor and condensate to side-trap
12/04/2003CA2498813A1 Enhanced iodine treatment of drinking water
12/04/2003CA2487421A1 Removal of particulate contamination from operating machinery
12/04/2003CA2486948A1 Oil from water separation system
12/04/2003CA2486804A1 Water purification agent employing catalytic reactions and water purification method employing the activation of microbes
12/03/2003EP1367026A1 Drain treating method, drain treating device and drain treating system
12/03/2003EP1366201A1 A method for the removal of calcium from a zinc process sulfate solution
12/03/2003EP1366086A1 Reactive formulations comprising antimicrobial polymers
12/03/2003EP1366015A1 Benzene-1 2-diol mannich bases ligands polymers and method of selective metal ions removal
12/03/2003EP1365995A2 Essential oil composiiton for potable water disinfection
12/03/2003EP1365994A1 A method and an apparatus for energizing fluids
12/03/2003EP1365848A1 Combined filter manifold and shut-off valve for a water purification system
12/03/2003EP1365814A2 Ultraviolet wastewater disinfection system and method
12/03/2003EP1365644A1 Device and method for holding water for accommodating and growing aquatic organisms
12/03/2003EP1250292B1 Process to prevent microorganisms blooming in an aquatic system
12/03/2003EP1086047B1 Sanitary appliancy
12/03/2003EP0998429B9 Coagulator
12/03/2003CN2590233Y Fluid magnetizing electric-proof apparatus
12/03/2003CN2589469Y Full automatic multifunctional aseptic drinking machine
12/03/2003CN2589468Y Electric field intensified ozone water treatment facilities
12/03/2003CN2589467Y Membrane chemical reaction apparatus
12/03/2003CN2589466Y Coal water purification and coal mud reclaiming machine
12/03/2003CN2589465Y Solid-liquid separating equipment
12/03/2003CN2589464Y Water-treating integral equipment
12/03/2003CN2589463Y Multifunctional active water preparing equipment
12/03/2003CN2589462Y Water quality separator
12/03/2003CN2589461Y Pure water preparing equipment
12/03/2003CN2589460Y Electric generator inner cooling water purifying installation
12/03/2003CN2589459Y Watch cleaning spray cap
12/03/2003CN2589458Y Normal temperature filtration type deaerator
12/03/2003CN2589457Y Exhausted liquid and solvent reclaiming and processing unit
12/03/2003CN2589456Y Sea water desalination equipment
12/03/2003CN2589056Y Porous nano ceramics compound foil water treatment facility
12/03/2003CN2588986Y Ozone decontaminating and sterilizing apparatus
12/03/2003CN1460089A Plant for purifying water contaminated by droplets of hydrocarbonaceous liquid
12/03/2003CN1459422A Selenium containing mineral water and its manufacturing method
12/03/2003CN1459421A Electric pulse minitype plasma water treatment method and equipment
12/03/2003CN1459420A Method of treating papermaking black liquid and recovery alkali and lignin using electroosmosis method
12/03/2003CN1129556C Treatment and source recovering method for waste water of 1,4-dihydroxy anthraquinone production
12/03/2003CN1129483C Process for preparing single dispersivity anionite
12/03/2003CN1129482C Prepn process and application of monodisperse ion exchange agent contg chelate functional group
12/03/2003CN1129479C Photocatalyst
12/02/2003US6657546 Integrated water treatment control system with probe failure detection
12/02/2003US6657205 Turbine-boosted ultraviolet-radiation sterilizing fluid processor
12/02/2003US6656723 Lignin complex comprising a histosol-derived compound and a hydrolytic enzyme or a microorganism capable of producing the same; reduces hydrogen sulfide levels in holding tanks, portable toilets and pulp/paper mills
12/02/2003US6656436 In situ generation of high concentration of active species in supercritical medium; sedimentation without adhesion to walls
12/02/2003US6656423 Sterile water generator
12/02/2003US6656382 Use of layered double hydroxides (LDHs), which reversibly bind (exchange) nitrate
12/02/2003US6656377 Inorganic composition, process of preparation and method of use
12/02/2003US6656365 Within water cooling/supply systems, via ozone which is used for disinfection, and high molecular weight homo/copolymers of acrylic acid, methacyrlic acid, maleic acid, maleic anhydride, and itaconic acid
12/02/2003US6656364 Method for purifying contaminated liquids
12/02/2003US6656363 Method for eliminating organophosphorus compounds contained in a gas or liquid
12/02/2003US6656360 Use of wicking fiber material of thermoplastic resin containing selected liquid extractant, which can capture the metal contaminants
12/02/2003US6656357 Wastewater treatment
12/02/2003US6656356 Aerated immersed membrane system
12/02/2003US6656353 Venturi feeder bypass and control
12/02/2003US6656352 Seawater pressure-driven desalinization apparatus and method with gravity-driven brine return
12/02/2003US6656350 Water purifying cartridge for empty polyethylene terephthalate or pet bottle
12/02/2003US6656338 Guiding cooling water of cooling-water loop through a first side of an electrodialysis unit; guiding medium of concentrate loop through second side of electrodialysis unit; filtering out cationic impurities from the medium in ion exchanger
12/02/2003US6656334 Modified electrolysis cell and a housing for the same
12/02/2003US6656326 Apparatus and method for water purification using solar energy
12/02/2003US6656251 Process and a plant for purifying of a liquid
12/02/2003US6656247 Selective precipitation of manganese from magnesium-containing solutions
12/02/2003US6655420 Vacuum water making method and device thereof
12/02/2003US6655394 Method and apparatus for reprocessing dialyzers
11/2003
11/27/2003WO2003098015A1 Method and device for cooling an internal combustion engine
11/27/2003WO2003097703A1 A water-soluble polymer dispersion and a method of producing a water-soluble polymer dispersion
11/27/2003WO2003097540A1 Method of treating organic waste water capable of phosphorus recovery and apparatus
11/27/2003WO2003097539A1 Treatment of metal containing water by the addition of magnetite
11/27/2003WO2003097538A1 Alum pellets
11/27/2003WO2003097537A1 Method and device for the continuous treatment of water
11/27/2003WO2003097536A1 Electric demineralizer
11/27/2003WO2003097535A1 Aqueous solution for diluting water-soluble metal working fluid, apparatus for production thereof, fluid coolant, and apparatus for production of fluid coolant
11/27/2003WO2003097478A1 Mineral fortification systems for adding minerals to bottled, potable liquids
11/27/2003WO2003097223A1 Continuous dissolving device, continuous dissolving method, and gas-dissolved water supply
11/27/2003WO2003097220A1 Membrane separation device and membrane separation method
11/27/2003WO2003097202A2 Particle separation
11/27/2003WO2003096866A2 Self-contained, self-powered electrolytic devices for improved performance in automatic dishwashing
11/27/2003WO2003096863A2 Energy-efficient automatic dishwashing appliances
11/27/2003WO2003096810A1 Composition for prevention of slime and method for preventing slime
11/27/2003WO2003040038A3 Method and apparatus for purifying water
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