| Patents for C02F 1 - Treatment of water, waste water, or sewage (145,124) |
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| 01/12/2005 | CN1564786A Titanium-group metal containing high-performance water, and its producing method and apparatus |
| 01/12/2005 | CN1564785A Control of development of biofilms in industrial process water |
| 01/12/2005 | CN1564707A Process for improving the purity of quaternary ammonium hydroxides by electrolysis in a two-compartment cell |
| 01/12/2005 | CN1564706A Method for preventing scaling of membranes in a one-step membrane process |
| 01/12/2005 | CN1563497A Electrobath for treating sewerage |
| 01/12/2005 | CN1562897A Method for efficient utilizing wastes from brewage industry |
| 01/12/2005 | CN1562818A Method for treating wastewater of dinitrodiazophenol |
| 01/12/2005 | CN1562814A Technique for feeding water to boiler of reclaiming heat from treating sewage of thick oil |
| 01/12/2005 | CN1562813A Purifying cold seawater and heat insulation conveying system |
| 01/12/2005 | CN1562798A Fe 203/A1 203 catalyzer through high level oxidation to treat organic wastewater, and preparation method |
| 01/12/2005 | CN1562797A Method for improving 03/H202 technical effect by adding H202 into drinking water at multiple points along path |
| 01/12/2005 | CN1562796A Method for cleansing and reclaiming waste fluid of alcohol made from molasses |
| 01/12/2005 | CN1562795A Photoelectrocatalysis and oxidation device for treating organic substance in water |
| 01/12/2005 | CN1562794A Method for cyclic utilizing mineral dressing waste water from sulphur ore of lead-zinc |
| 01/12/2005 | CN1562793A Method for treating wastewater containing cyanogen |
| 01/12/2005 | CN1562792A New technique of no pollution discharge for treating black liquor from papermaking |
| 01/12/2005 | CN1562791A Method for fabricating micropowder of lead chromate through coupling treatment of waste water of lead and chrome |
| 01/12/2005 | CN1562790A Method for treating wastewater generated from fabricating nitrophenol as well as for reclaiming and using resources |
| 01/12/2005 | CN1562789A Reclaiming technique by using resin to adsorb nitro chlorobenzene in wastewater from producing nitro chlorobenzene |
| 01/12/2005 | CN1562788A Nano nuclear membrane structural polymer-inorganic flocculent and preparation method |
| 01/12/2005 | CN1562787A Nano karyotheca structured polymer-inorganic flocculent, and preparation method |
| 01/12/2005 | CN1562786A Coagulant of decolorizing treatment for dyeing waste water and production method |
| 01/12/2005 | CN1562785A Method for treating industrial waste water through chemical reaction and coagulating sedimentation |
| 01/12/2005 | CN1562784A Water saving type multifunctional technique for treating circulating water and device |
| 01/12/2005 | CN1562783A Treatment reagent for treating scouring bath water |
| 01/12/2005 | CN1562782A Liquid flow type sea water desalting plant in capacitance model and manufacturing method |
| 01/12/2005 | CN1562781A Electrolytic method for treating sewage in oil field |
| 01/12/2005 | CN1562780A Ceramic aggregate in use for processing water and preparation method |
| 01/12/2005 | CN1562779A Method for treating sludge in oil field, technique and surface installation |
| 01/12/2005 | CN1562778A Processing unit for reclaiming dirty oil from united station in oil field |
| 01/12/2005 | CN1562777A Method for restraining consumed speed rate of oxygen dissolved in polluted water and water quality acidified |
| 01/12/2005 | CN1562776A Method of preparing electrode in photoelectrocatalysis for treating oxygen in organic water |
| 01/12/2005 | CN1562775A Restoring method of activated carbon for decomposing, processing and adsorbing organic substance in waste water through microwave irradiation |
| 01/12/2005 | CN1562774A Method for treatng wastewater of producing reactive dyes in class of bromamine acid, and for reclaiming resources |
| 01/12/2005 | CN1562773A Portable heat pump system in use for seawater desalination |
| 01/12/2005 | CN1562772A Ventilation and reaeration system with no power for treating land of sewage |
| 01/12/2005 | CN1562737A New type material of nano carbon tube in hydrophile/oleophylic type nucleocapsid and preparation method |
| 01/12/2005 | CN1562434A Method for debubbling surface of pond and debubbling equipment |
| 01/12/2005 | CN1561850A Process for producing extracted ecological drinking water from fruit and vegetable |
| 01/12/2005 | CN1561799A Method for producing clean rice noodle |
| 01/12/2005 | CN1184355C Method and device for continuous electrolytic disposal of waste liquid |
| 01/12/2005 | CN1184150C Process and apparatus for treating waste acidifying liquid in oil field |
| 01/12/2005 | CN1184149C Efficient flocculation separator |
| 01/12/2005 | CN1184148C Electorlysis based water treatment |
| 01/12/2005 | CN1184147C Water distillation system |
| 01/12/2005 | CN1183990C Iron removal from water using activated carbon electrodes |
| 01/11/2005 | US6841387 Ex-situ PEM fuel cell testing: towards visualizing gas diffusion |
| 01/11/2005 | US6841281 Fuel cell system and microorganism inhibiting method |
| 01/11/2005 | US6841089 Detoxification of onium compounds |
| 01/11/2005 | US6841078 Water treatment; mixing waste with acid before discharging |
| 01/11/2005 | US6841076 Method and device for desalting water |
| 01/11/2005 | US6841072 Method and device for the anaerobic purification of a slurry which contains organic constituents |
| 01/11/2005 | US6841068 Domestic nanofiltration membrane based water purifier without storage tank |
| 01/11/2005 | US6841067 Filtration device for liquids |
| 01/11/2005 | US6841066 Filtration device for a waste water treatment system |
| 01/11/2005 | US6841058 Redox bipolar cell fabric washer system |
| 01/11/2005 | US6840983 Removal of dissolved oxygen from water thereby reducing the population of undesirable aquatic organism present in the water while inhibiting corrosion; especially using a venturi injector |
| 01/11/2005 | US6840383 Particle separating apparatus |
| 01/11/2005 | US6840323 Tubing annulus valve |
| 01/11/2005 | US6840251 Forming chlorine dioxide in situ using alakli halites or halates; killing microorganisms |
| 01/11/2005 | CA2424976C Method and electrode construction for electro-coagulation treatment of water and waste water |
| 01/11/2005 | CA2123361C Filtering devices for the clarification of liquids, particularly water |
| 01/11/2005 | CA2074035C Process and device for water treatment |
| 01/06/2005 | WO2005001164A1 Power control for an electrically powered water treatment apparatus |
| 01/06/2005 | WO2005001056A2 Methods for controlling catalase |
| 01/06/2005 | WO2005000746A1 Method and device for purification of air and water |
| 01/06/2005 | WO2004099532A9 Internal uv treatment of potable water systems |
| 01/06/2005 | WO2004089501A3 Method and a composite for mercury capture from fluid streams |
| 01/06/2005 | WO2004082604A3 Phosphoric ester demulsifier composition |
| 01/06/2005 | WO2004037301A3 Systems and methods for disinfection |
| 01/06/2005 | US20050004410 A layered double hydroxide precipitate formed by adding divalent and trivalent metal hydroxides to a solution of a perfluoroalkylcarboxylate or sulfonate; a fixed polymerization catalyst for polytetrafluoroethylene; improved pollution control |
| 01/06/2005 | US20050004362 Reducing total oxygen concentration by microfiltration, ultrafiltration, nanofiltration; whitening paper, textiles |
| 01/06/2005 | US20050004299 Mixture with polyethylene; controlling particle size; biocompatibility; filter for water pollution control |
| 01/06/2005 | US20050002825 Method for inhibiting the biological acidification of water in contact with materials containing sulfur |
| 01/06/2005 | US20050002824 first testing to verify sterilization of biowaste by simulating extreme conditions that could possibly occur during operation, i.e. the greatest possible flow rate and the lowest temperature of the feed flow |
| 01/06/2005 | US20050000916 Process and apparatus for the throughflow sterilization of liquids |
| 01/06/2005 | US20050000915 Water pollution control; fluid flow through multiple zones |
| 01/06/2005 | US20050000914 treating slurry using endless belt permeable to liquid; transvserse foil; high pressure pulsation forming bubbles |
| 01/06/2005 | US20050000913 Fluid treatment system |
| 01/06/2005 | US20050000911 Antiseptics; self-contained water supply system; tanks, heaters, filters; generating hydroxyl number; microbiocides |
| 01/06/2005 | US20050000910 Method and device for flocculating setting |
| 01/06/2005 | US20050000909 And a smectite mineral, buffer; composition retains about 90 percent integrity of form for at least about 2 minutes; remove sediment phosphates in water systems, stops algae growth |
| 01/06/2005 | US20050000908 Method of treating digested sludge |
| 01/06/2005 | US20050000907 Flocculating; separating solids from liquids by filtration; fluidization; discharging |
| 01/06/2005 | US20050000906 Methods and apparatus for treating animal manure |
| 01/06/2005 | US20050000905 Purging impurities from solutions; ozonization, ionization, coagulation, purification |
| 01/06/2005 | US20050000902 Intakes; discharging; rinse cycle; polymer bed with drain; reservoirs, compressor, controllers and accumulation pan |
| 01/06/2005 | US20050000901 Adsorbs and absorbs contaminants from air stream; combination of acidic and basic polymers |
| 01/06/2005 | US20050000895 Coagulation pretreatment; flocculation; filtering potable water; immersed suction driven device |
| 01/06/2005 | US20050000883 Membrane filter with deaeration and method for the manufacture thereof |
| 01/06/2005 | US20050000881 Plate filtration module |
| 01/06/2005 | US20050000878 Filtering apparatus of water dispenser |
| 01/06/2005 | US20050000872 Reusable storm water sampler and pollutant filter insert |
| 01/06/2005 | US20050000871 Fluid diverter for a wastewater treatment system |
| 01/06/2005 | US20050000867 Water filtering apparatus |
| 01/06/2005 | US20050000828 Mediated electrochemical oxidation used for sterilization/disinfection |
| 01/06/2005 | US20050000792 Water photolysis system and process |
| 01/05/2005 | EP1493730A1 Process for working up side products of the dinitrotoluene production |
| 01/05/2005 | EP1493716A1 Method of wastewater treatment |
| 01/05/2005 | EP1493477A2 Activated sludge system for purifying household waste waters |