| Patents for C02F 1 - Treatment of water, waste water, or sewage (145,124) |
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| 07/09/2008 | CN100400714C Method for manufacturing carbon nanotube electrocatalytic electrode for organic waste water treatment |
| 07/09/2008 | CN100400668C Biosynthesis of obligate adsorbent and its usage in adsorbing to eliminate As and Cr from water |
| 07/09/2008 | CN100400648C Highly effective phosphorus removal bacteria and its produced bacteria formulation |
| 07/09/2008 | CN100400441C Process for combined water treatment of chemical oxidizing-biological biological filtering tank |
| 07/09/2008 | CN100400435C Process for treating industrial waste water containing chromium, vanadium |
| 07/09/2008 | CN100400434C Boi physiotherapeutic water treating device |
| 07/09/2008 | CN100400433C Strengthened primary treatment method for internal electrolyzing sewage through aeration and catalyzing iron |
| 07/09/2008 | CN100400432C Terephthalic acid production waste water disposal method |
| 07/09/2008 | CN100400431C Method for purifying water quality, and picking-up noble metal by using white envelope of biological waste |
| 07/09/2008 | CN100400430C Energy saving, purifying and recovering process for urea process condensate |
| 07/09/2008 | CN100400429C Multifunctional multi-effect distilled water machine |
| 07/09/2008 | CN100400428C Fluid distillation apparatus having improved efficiency |
| 07/09/2008 | CN100400427C Process of treating and utilizing acid waste water containing heavy metal |
| 07/09/2008 | CN100400426C Clearing machine with a unit in use for displaying use state of filter element |
| 07/09/2008 | CN100400187C Single-stage horizontal floatation cell |
| 07/09/2008 | CN100399884C Waste-water purification method, and system using the same |
| 07/08/2008 | US7396616 High strength; swelling inhibition; aqueous solution of metal compound and polyvinyl alcohol |
| 07/08/2008 | US7396470 Treating water, sediment or soil containing pollutants by contacting pollutant-containing water, sediment, fractured rock or soil with a multi-functional sequestration agent comprising bauxite in it relatively natural form, wherein bauxite is installed as a subsurface mineral ore barrier |
| 07/08/2008 | US7396466 Operating fewer than all units within the filtration system in a filtration-only mode; simultaneously operating the remaining units in a denitrification mode |
| 07/08/2008 | US7396461 Filter cartridge for gravity-fed water treatment device |
| 07/08/2008 | US7396459 Internal UV treatment of potable water systems |
| 07/08/2008 | US7396458 Wastewater treatment equipment |
| 07/08/2008 | US7396454 Method for cleaning tar-bearing waste water and apparatus for performing said method |
| 07/08/2008 | US7396444 Device to operate a laboratory microchip |
| 07/08/2008 | US7396441 Flow-through oxygenator |
| 07/08/2008 | CA2404959C Universal method and apparatus for conversion of volatile compounds |
| 07/08/2008 | CA2373654C Shower head with water purification function |
| 07/08/2008 | CA2265730C Process for disinfecting organic waste sludge |
| 07/05/2008 | CA2618265A1 Water treatment systems and methods |
| 07/03/2008 | WO2008080119A2 Apparatus and methods for electrolyzed water |
| 07/03/2008 | WO2008079652A1 Tannin based polymeric coagulants composition and method of use |
| 07/03/2008 | WO2008079362A1 Systems and methods for process stream treatment |
| 07/03/2008 | WO2008079217A1 Methods of oil and gas production using waste water from water purification processing |
| 07/03/2008 | WO2008079047A1 Water cleaning and disinfecting device |
| 07/03/2008 | WO2008078945A1 Apparatus for physically separating polar substance |
| 07/03/2008 | WO2008078668A1 Method of feeding makeup water for boiler water supply |
| 07/03/2008 | WO2008078650A1 Cellular products and process for production thereof |
| 07/03/2008 | WO2008078602A1 Method and apparatus for producing pure water |
| 07/03/2008 | WO2008078498A1 Wastewater treatment system and method of wastewater treatment |
| 07/03/2008 | WO2008078273A1 A method for decomposing oil and other organic insoluble and semi-soluble liquids in an aqueous medium |
| 07/03/2008 | WO2008077622A2 Water filter device with control unit for setting a cutting ratio |
| 07/03/2008 | WO2008077609A2 Water filter device with depletion display |
| 07/03/2008 | WO2008077565A1 Filter and sterilization apparatus |
| 07/03/2008 | WO2008077265A1 Sterilisation and conservation of liquids |
| 07/03/2008 | WO2008059340A8 Water filtration and sterilisation device |
| 07/03/2008 | WO2008057441A3 Water disinfection apparatus |
| 07/03/2008 | WO2008057204A3 Solid composition for treating water |
| 07/03/2008 | WO2008055051A3 Removal of water and methanol from fluids |
| 07/03/2008 | WO2008045948A3 Adsorbent composition and method of making same |
| 07/03/2008 | WO2008042089A3 Wet oxidation of soot |
| 07/03/2008 | WO2008012221A3 Capillary membrane filtration module |
| 07/03/2008 | WO2008011456A3 Apparatus and method for collecting a target fluid submerged in a higher density carrier fluid |
| 07/03/2008 | WO2007149574A3 Electrodeioni zation apparatus and low scale potential water treatment |
| 07/03/2008 | WO2007109775A3 Liquid filtration systems |
| 07/03/2008 | US20080161631 Combating a chemical or biological agent with an activated carbon based decontaminant with finely-divided metal containing nanocrystals which possess protective properties;combining a reactive halogen with nanocrystals; loading onto adsorbent; avoiding chemical reactions and changes; chemisorption |
| 07/03/2008 | US20080160612 Using weak acid as biocide in disinfection of mammalian tissues |
| 07/03/2008 | US20080160357 Increased Conductivity and Enhanced Electrolytic and Electrochemical Processes |
| 07/03/2008 | US20080160271 Diamond Coated Electrode |
| 07/03/2008 | US20080159345 Near infrared microbial elimination laser system |
| 07/03/2008 | US20080156742 An ozone oxidation zone having an ozone infusing subsystem comprising a recirculation line, an ozone generator and an ozone dissolving pump, and a concentrated sludge extraction zone of an ozonated sludge inlet, a clarified liquor outlet, and a concentrated sludge outlet |
| 07/03/2008 | US20080156740 Combining concentrated Chlorine source with a concentrated ammonium salt to produce a stable chloramine; ammonium sulfate and sodium hypochlorite or calcium hypochlorite; disinfectant |
| 07/03/2008 | US20080156739 Adding silver salt and 5,5-dimethylhydantoin to a body of water; enhancing a silver ion concentration; killing microorganisms in swimming pools, spas, jetted tubs |
| 07/03/2008 | US20080156738 Control for UV water disinfection |
| 07/03/2008 | US20080156734 Simple, low cost, safe; removal and disposal from high volume aqueous streams and ground waters |
| 07/03/2008 | US20080156733 Easy to handle and shape; dustless, stand alone catalyst supports; usable in fixed and/or stirred bed reactors |
| 07/03/2008 | US20080156713 Curb inlet filter |
| 07/03/2008 | US20080156658 Inhibiting formation of or removing carbonate scale, biofilms, or algae; wrapping a wire anode on the surface of a UV element (quartz tube); electrolytically producing oxidants; ultraviolet radiation purification; producing a low pH environment |
| 07/03/2008 | US20080156642 System for the Disinfection of Low-Conductivity Liquids |
| 07/03/2008 | US20080156633 high-voltage capacitive electrostatic device is used to improve the performance of membrane-separation processes, particularly reverse-osmosis units, wherein species of a given ionic polarity are separated from water. The device is immersed in the water flowing across the membranes and is operated |
| 07/03/2008 | DE202008004421U1 Vorrichtung zum Erwärmen von Trinkwasser Device for heating drinking water |
| 07/03/2008 | DE202007003016U1 Vorrichtung zur Neutralisation von sauren Verbrennungskondensaten Apparatus for neutralization of acidic combustion condensates |
| 07/03/2008 | DE102007013533A1 Method and apparatus for dissolving gases in liquids comprises sonochemical dispersion of oxygen or ozone in liquid to kill, bacteria and viruses by targeted oxidation |
| 07/03/2008 | DE102006060224A1 Mobile system for catalytic production of diesel oil from organic residues has a suction device that draws oil-contaminated water and an extractor removes waste oil from the oil-contaminated water |
| 07/03/2008 | CA2681907A1 Methods of oil and gas production using waste water from water purification processing |
| 07/03/2008 | CA2673928A1 Method and apparatus for producing deionized water |
| 07/03/2008 | CA2672467A1 Tannin based polymeric coagulants composition and method of use |
| 07/02/2008 | EP1939145A1 Mineralization device |
| 07/02/2008 | EP1939144A1 Method and device for protecting an electric heater against scale |
| 07/02/2008 | EP1939143A1 Ion concentration regulation method and ion concentration regulation apparatus |
| 07/02/2008 | EP1939142A1 Method for nitrate collection |
| 07/02/2008 | EP1938690A1 Sterilising and preserving fluids |
| 07/02/2008 | EP1938085A2 Ultraviolet light treatment chamber |
| 07/02/2008 | EP1937604A1 Biological phosphorous removal |
| 07/02/2008 | EP1937602A1 A material and a method for removing oxo-anions and metal cations from a liquid |
| 07/02/2008 | EP1937601A1 Polymer solution with cationic amino groups and low halide content and production and use thereof |
| 07/02/2008 | EP1937600A1 Water clarifying apparatus and implementing method |
| 07/02/2008 | EP1937599A1 Process for softening water using a cation exchanger, and regeneration thereof |
| 07/02/2008 | EP1937598A1 Scavenging filter |
| 07/02/2008 | EP1937396A2 Cooler |
| 07/02/2008 | EP1937386A2 Reverse osmosis filtration devices with rfid tag-powered flow and conductivity meters |
| 07/02/2008 | EP1937383A2 Water purification system |
| 07/02/2008 | EP1937319A1 Ultraviolet radiation treatment system |
| 07/02/2008 | EP1937062A1 Active substance mixtures comprising opp and amines, microbicidal agents |
| 07/02/2008 | EP1689506A4 Apparatus for trapping floating and non-floating particulate matter |
| 07/02/2008 | EP1550369B1 Composition for prevention of slime and method for preventing slime |
| 07/02/2008 | EP1461161B1 Sprayer and filter therefor |
| 07/02/2008 | CN201081384Y Instantaneous internal bladder-free sterilizing water heater |
| 07/02/2008 | CN201080457Y Biological safety experimental laboratory sewage processing device |
| 07/02/2008 | CN201080456Y Integral water purifying device |
| 07/02/2008 | CN201080453Y Vertical type sewage disposal integrated machine |