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)
08/2008
08/20/2008CN101248091A Guar gum derivatives containing amino alkyl groups
08/20/2008CN101248014A Method and device for removing contaminant trace species, especially arsenic, from water
08/20/2008CN101248013A Acid mine water demineralization methods
08/20/2008CN101248012A Blood processing apparatus with controlled cell capture chamber and method
08/20/2008CN101248011A Activated water pipe fittings for configuring pipes, its configuration structure and water activation device using them
08/20/2008CN101247889A Ion exchange equipment
08/20/2008CN101247881A Residential reverse osmosis system
08/20/2008CN101245149A Ripple glaze thin film plate for oil-water separation and manufacture method thereof
08/20/2008CN101244983A Process for separating and recovering organic matter in low-temperature Fischer-Tropsch synthesizing reaction
08/20/2008CN101244954A Method for manufacturing chemical fertilizer raw material by using hollow blade drier to process collagen sugar wastewater
08/20/2008CN101244884A Wastewater treatment method using magnetism biological carrier and magnetic separation technique
08/20/2008CN101244883A High-efficiency low-consumption retexture method for urban sewage
08/20/2008CN101244882A Method for reducing sewage sludge in biological sewage treatment process by using ultrasound wave
08/20/2008CN101244881A Biological reaction pool for wastewater treatment
08/20/2008CN101244879A Oil-containing oil emulsion waste water treatment process
08/20/2008CN101244878A Treatment for wastewater in para-nitraniline production and method for resource recovery and use
08/20/2008CN101244877A Treatment for wastewater of technique for producing spaston and cyclic utilization method for recycled organic matter
08/20/2008CN101244876A Apparatus for treating waste water for plating preprocessing process and processing method
08/20/2008CN101244875A Method for treating water pollution of casing for sausages factory and extract thereof
08/20/2008CN101244868A Optimization design method for jet aeration wastewater treatment reactor
08/20/2008CN101244864A Method for improving zero-valent iron dechromisation catalytic reduction liveness in neutrality condition
08/20/2008CN101244863A Method and device for on-line producing carbonic anhydride ion water
08/20/2008CN101244862A Magnetic sound field cooperated aquifer oxygenation purification process method and device
08/20/2008CN101244861A Device and method for producing oxygen-enriched magnetization domestic water
08/20/2008CN101244860A Extremely-high concentration multi-species heavy metal waste liquid treatment method and apparatus
08/20/2008CN101244859A Method for processing heavy metal wastewater
08/20/2008CN101244858A Sewage water coagulation method and used coagulation tubular reactor
08/20/2008CN101244857A Alkali deweighting wastewater processing method and device
08/20/2008CN101244856A Chemical control method for corrosion microorganism in pipeline conveyance system and product
08/20/2008CN101244855A Magnetic confinement fluid electricity-prevention apparatus
08/20/2008CN101244854A Iron carbon micro electrolyser and method for processing ceramic phenol wastewater
08/20/2008CN101244853A Technique for water treatment with sodium-ion exchanger
08/20/2008CN101244852A Ultraviolet radiation water treatment system
08/20/2008CN101244851A Centreless shaft swinging skimming machine of floatation pond
08/20/2008CN101244850A Method and device for removing volatility injurant from wastewater
08/20/2008CN101244849A Solar energy sea water desalination apparatus
08/20/2008CN101244848A On-site comprehensive approach for wastewater, artesian well, waste slurry and engine waste gas
08/20/2008CN101244847A Wastewater treatment system and method
08/20/2008CN101244846A Water purifier for selecting alkaline water and acid water
08/20/2008CN101244385A Process for producing high-efficiency photocatalysis material
08/20/2008CN101244384A Photocatalyst having response to visible light and preparation thereof
08/20/2008CN101244378A Method for preparing defluorination with chitosan
08/20/2008CN101244369A Hydrophilic hollow fiber film and method of manufacturing the same
08/20/2008CN101244351A Water purifying structure for water purifier
08/20/2008CN101244348A Energy recovery system and method for a refrigerated dehumidification process
08/20/2008CN101243794A Water-based fungicide and preparation thereof
08/20/2008CN100412233C Technological method for treating carbolic acid waste water by electrochemical oxidation
08/20/2008CN100412099C Compound modified starch flocculating agent and preparation thereof
08/20/2008CN100412011C Coking waste water treatment method of tetravalence manganese compound oxidation, chemical precipitation and biochemical combination
08/20/2008CN100412010C Treatment and reclaimation method of coal gasification wastewater containing phenol
08/20/2008CN100412004C Method of treating refuse percolating liquid by aerobic nitration/inverse nitration and coagulated technology
08/20/2008CN100412001C Acidic waste water treatment agent capable of regenerative cycle use
08/20/2008CN100412000C Treatment method for ash water of heating and power plant
08/20/2008CN100411999C Solar thermosiphon circulating immersion pipe type multieffective evaporation desalination equipment
08/20/2008CN100411998C Technique for clearing away blue algae
08/20/2008CN100411986C Desulfurization refining method for ammonia gas containing hydrogen sulfide and ammonia gas finisher
08/20/2008CN100411730C Zeolite based nano-titanium dioxide double function material and its preparation method
08/20/2008CN100411705C Water treatment devices and cartridges therefor
08/19/2008US7413669 conical cylinders having intakes and discharging apertures, used for separation of liquids of different density as well as gases and/or solids from liquids
08/19/2008US7413668 Quick change filter and bracket system with key system and universal key option
08/19/2008US7413664 Selenium removal process
08/19/2008US7413663 Water treatment apparatus and method
08/19/2008US7413653 Portable filtered drinking water system
08/19/2008US7413650 Mobile or stationary modular self-contained dehydration toilet, dehydration engine, and gray water recovery system
08/19/2008US7413637 Self-contained, self-powered electrolytic devices for improved performance in automatic dishwashing
08/19/2008US7413607 Templated semiconductor particles and methods of making
08/19/2008US7413596 Method and apparatus for the production of purified liquids and vapors
08/19/2008CA2504060C Method for breaking a flap-valve attachment condition under a membrane cover
08/19/2008CA2503733C Electrodeionization apparatus
08/14/2008WO2008097922A2 Golden mean harmonized water and aqueous solutions
08/14/2008WO2008097826A1 A water treatment system
08/14/2008WO2008097786A2 Modified polyamide membrane
08/14/2008WO2008097567A1 Sanitizing device and associated method using electrochemically produced sanitizing agents
08/14/2008WO2008097431A2 Biodegradable surface layer film for pools or spas to prevent evaporation and heat loss
08/14/2008WO2008097163A1 A device for decreasing the carbon dioxide content of the earth
08/14/2008WO2008096988A1 Chemical reagent for the purpose of simultaneous treatment of n, p and microalgae for prevention eutrophication of water bodies
08/14/2008WO2008096585A1 Filter apparatus and method of water treatment
08/14/2008WO2008096166A2 Method of treating liquid waste
08/14/2008WO2008096108A2 Filtration system
08/14/2008WO2008095930A2 Sea water desalination system and method for preparing drinking water
08/14/2008WO2008095714A1 Mixed product
08/14/2008WO2008095555A1 Process for obtaining desalted water from zirconium-containing wash water
08/14/2008WO2008095355A1 A purification equipment for treating wastewater or waste gas
08/14/2008WO2008095236A1 Domestic wastewater treatment system
08/14/2008WO2008095230A1 Water treatment
08/14/2008WO2008077158A3 Electrochemical process including periodic reversal of electrode voltage and reactor therefor
08/14/2008WO2008067246A3 Water treatment using de-supersaturation
08/14/2008WO2008038089B1 Method for purification of wastewater containing sulphur and nitrogen containing compounds
08/14/2008WO2007140223A3 Sanitizing methods and systems
08/14/2008WO2007117415A3 Systems and methods for flow-through treatment of contaminated fluids
08/14/2008US20080193996 Methods for separating molecules
08/14/2008US20080193555 Oscillation data recording water
08/14/2008US20080191638 Inductively coupled ballast circuit
08/14/2008US20080190868 Water Filtration and Recycling for Stone Fabrication Equipment
08/14/2008US20080190866 Method For Processing Aqueous Effluents Containing Metal Nitrate or Nitrite Salts
08/14/2008US20080190865 carbohydrate stabilizer bound to metal nanoparticle; in situ
08/14/2008US20080190864 eliminating living organisms from ballast water of a marine vessel; heterotrophic organisms substantially reduce the oxygen level in the ballast water; self-polishing antifouling paint or boat-bottom paint
08/14/2008US20080190863 Effluent treatment combining solid/liquid separation and pulsed electric fields
08/14/2008US20080190861 Composition and method for agglomerating solids in solid-liquid separation processes
08/14/2008US20080190860 of solid suspensions within liquid medium; reversible stimulus to control inter-particle attraction or repulsion; consolidating a sediment bed; separating the resultant liquids-rich and solids-rich phases; stimulu is pH, temperature, wavelength of light, polyelectrolyte, chemical flocculant or dispersant
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