| Patents for C02F 9 - Multistep treatment of water, waste water or sewage (41,429) |
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| 01/30/2008 | CN100364638C Drinking water purifier |
| 01/29/2008 | US7323107 Separator is used to separate solid and liquid human waste, decompose chambers; sewage treatment, recycling liquid waste to purification for different uses, decomposing solid waste for plant growth; odorless; onsite domestic sewerage treatment |
| 01/29/2008 | CA2282923C System and process for treating animal waste |
| 01/29/2008 | CA2280503C Treatment of effluent streams containing organic acids |
| 01/25/2008 | CA2553489A1 Catalytic bioconversion of petroleum-contaminated wastes/wastewaters using kenaf core powder |
| 01/24/2008 | WO2008010770A1 A method and device for purifying wastewater |
| 01/24/2008 | US20080017591 Apparatus for filtration and disinfection of sea water/ship's ballast water and a method of same |
| 01/24/2008 | US20080017587 raw waste water subjected to solid-liquid separator and then to primary filtration device, to separate it into solid material and liquid material, then ozonating; food processing |
| 01/24/2008 | US20080017565 Water Purifier |
| 01/24/2008 | US20080017563 Drainage Filtration System For Synthetic Turf Field |
| 01/23/2008 | CN201010965Y Gas and oxygenated water mixed toilet cleaning tool centralized shit smashing system |
| 01/23/2008 | CN201010606Y Sewage treatment system with zero discharge of sludge |
| 01/23/2008 | CN201010605Y Sanitary sewage recycling processing device with zero discharge of biological sludge |
| 01/23/2008 | CN201010604Y High-efficiency dephosphorizing and denitriding type sewage processing device |
| 01/23/2008 | CN201010603Y Conical sand-wall bio-filter sewage processing pool |
| 01/23/2008 | CN201010602Y Integrated processing device of industrial sewage fluid bed |
| 01/23/2008 | CN201010601Y Double-effect water processor desalting sea water and purifying sewage |
| 01/23/2008 | CN201010600Y Household water-saving anti-osmosis water purifier |
| 01/23/2008 | CN201010599Y Sewage processor |
| 01/23/2008 | CN201010598Y Multifunctional water processor |
| 01/23/2008 | CN201010597Y Healthy direct drinking water processor effectively degrading organic pollutant |
| 01/23/2008 | CN201010596Y Mobile landscape water treating equipment |
| 01/23/2008 | CN201010595Y Household water processor |
| 01/23/2008 | CN201010594Y Water purifier for selecting alkaline water and acid water |
| 01/23/2008 | CN201010593Y Intelligent sea water desalting equipment |
| 01/23/2008 | CN201010592Y Central water purifier |
| 01/23/2008 | CN201010591Y Sewage treating integrated equipment |
| 01/23/2008 | CN201010590Y Sewage treating device |
| 01/23/2008 | CN201010528Y Processing system for recycling ferrous chloride crystal and hydrochloric acid from hydrochloric acid waste liquid |
| 01/23/2008 | CN201008304Y Solid particle eliminating device of recirculated water of fish pond |
| 01/23/2008 | CN101108764A Biological preprocessing technique for high concentration caustic slage wastewater from petrifaction enterprise |
| 01/23/2008 | CN101108763A Advanced process method for petrifaction sewage |
| 01/23/2008 | CN101108762A Process technique for pharmacy wastewater |
| 01/23/2008 | CN101108761A Processing technique for oil-contaminated water and equipment thereof |
| 01/23/2008 | CN101108760A Continuous Microfiltration processing technique of regenerated water |
| 01/23/2008 | CN101107923A Maintenance-free method of biochemistry filtered aquatic animals device and aquatic animals device adopting the same |
| 01/23/2008 | CN100363023C Process for comprehensive treating root of kudzu vine actived element column chromatographic eluant |
| 01/22/2008 | US7320756 Providing feedwater stream containing solutes therein; adjusting, if necessary, the pH of feedwater to assure at least some free mineral acidity presence in feedwater; passing product through membrane separation equipment |
| 01/22/2008 | US7320752 Integrated hydroponic and wetland wastewater treatment systems and associated methods |
| 01/17/2008 | US20080011689 Desalination on an offshore apparatus |
| 01/17/2008 | US20080011681 Includes returning concentrates to seawater without environmental harm using temperature adjustment and dilution techniques; producing potable water for land based use |
| 01/16/2008 | EP1878704A1 Electrochemical treatment of an aqueous solution |
| 01/16/2008 | EP1877619A1 Method of recycling fibers from sewage sludge and means thereof |
| 01/16/2008 | EP1877345A1 Waste water compact disinfection plant for hospital ward |
| 01/16/2008 | EP1877165A2 Regeneration of adsorption media within an electrodeionization device |
| 01/16/2008 | CN201006853Y Ship life waste water treating device |
| 01/16/2008 | CN201006852Y Device for separating slag crust and water from cassava neutral spirit and cassava starch waste water |
| 01/16/2008 | CN201006851Y Wastewater treatment and cyclic utilization device |
| 01/16/2008 | CN201006850Y Effluentpurification water saver |
| 01/16/2008 | CN201006849Y Safety and side filtering electric field water treating device |
| 01/16/2008 | CN201006848Y High efficiency reverse osmosis water purifier |
| 01/16/2008 | CN201005614Y Water-saving lavatory tools with automatic foaming for deodorizing, disinfecting and sterilizing |
| 01/16/2008 | CN201005613Y Water-saving lavatory tools using automatic foaming comminuting method to process |
| 01/16/2008 | CN101104543A Treatment system for washing waste water |
| 01/16/2008 | CN101104542A Method for treating monosodium glutamate waste water by concentration biochemical process |
| 01/16/2008 | CN100361911C Biological air floatation method for oil-containing sludge |
| 01/16/2008 | CN100361910C Waste water treatment method of anerobic- anoxia-aerobic-coagulated precipitation |
| 01/16/2008 | CN100361726C Water filter assembly |
| 01/10/2008 | WO2007134064A3 Method and apparatus for removing impurities in rejects from sequential filters using separate treatment units |
| 01/10/2008 | US20080006584 Treatment of a waste stream through production and utilization of oxyhydrogen gas |
| 01/10/2008 | DE202006013764U1 Anordnung zur Versickerung von Oberflächenwasser Arrangement for percolation of surface water |
| 01/10/2008 | DE20122804U1 Anlage zur Abwasserreinigung mit einem Dickstoffabscheider Wastewater treatment plant for a thick matter |
| 01/09/2008 | CN201003194Y Pipe type intelligentized device for domestic waste water reutilization |
| 01/09/2008 | CN201003192Y Full-automatic control separate quality water supply machine |
| 01/09/2008 | CN201003022Y Treating system for reclaimed water |
| 01/09/2008 | CN201003021Y Processing device for radioactivity sewage in hospital |
| 01/09/2008 | CN201003020Y Microelectrolyzed direct drinking water machine |
| 01/09/2008 | CN201003019Y Energy water activation device |
| 01/09/2008 | CN201003018Y Multi-stage filtering and purification water vehicle |
| 01/09/2008 | CN201002082Y Bearing cleaning device with filtering function |
| 01/09/2008 | CN101100867A Method and device for tap water purification quality-based supply and long distance pollution discharge |
| 01/09/2008 | CN101100341A Environmental protection utilization method for stainless steel pickling waste liquid |
| 01/09/2008 | CN101100340A Method and device for producing water used for medicine preparation by collective film separation and electric deionizing |
| 01/09/2008 | CN101100339A Process for reclaiming and treating phosphorization sewage |
| 01/09/2008 | CN101100320A Method for treating sewage |
| 01/09/2008 | CN100360440C Process for treating saponin sewage of yellow ginger prosessing |
| 01/08/2008 | US7316774 Fluid treatment system |
| 01/08/2008 | CA2501974C Process for mixing treatment additives to contaminated liquids |
| 01/08/2008 | CA2478625C Swivelling filter head assembly |
| 01/03/2008 | WO2008001821A1 Water supply apparatus |
| 01/03/2008 | WO2008000296A1 Fecal wastewater treatment system using biofiltration (bfba) |
| 01/03/2008 | WO2008000169A1 A rapid high-temperature oxidation method for treating wastewater produced by pharmaceutical industry |
| 01/03/2008 | WO2007103942A3 Water conditioner device |
| 01/03/2008 | US20080001572 Vehicle interface |
| 01/03/2008 | US20080000839 Methods of water decontamination |
| 01/03/2008 | US20080000819 Water decontamination systems |
| 01/02/2008 | EP1873120A1 Device for treating fecal waters by biofiltration |
| 01/02/2008 | EP1031372B1 Method for inhibiting growth of bacteria or sterilizing around separating membrane |
| 01/02/2008 | CN200999367Y Toilet rinsing water circulating device |
| 01/02/2008 | CN200999217Y Composite membrane bioreactor |
| 01/02/2008 | CN200999216Y Circulating type highly effective high-purity water purifier |
| 01/02/2008 | CN101098832A Treatment of wastewater streams containing surfactants |
| 01/02/2008 | CN101098829A Water purifier |
| 01/02/2008 | CN101096288A Gas, breeding and water quality purification integrated operation system |
| 01/02/2008 | CN101096287A Method for preparing semiconductor nano-material and processing organic-inorganic wastewater synchronously |
| 01/02/2008 | CN101096286A Treatment method for electro-plating compound standard-met wastewater |
| 01/02/2008 | CN101096276A Method for abstracting chromium and nickel salt for stainless steel acid-washing wastewater |
| 01/02/2008 | CN100359047C Method and device for recycling metal pickling baths |
| 01/02/2008 | CN100358815C Process and equipment for treating PVC centrifugal mother liquor |
| 01/01/2008 | US7314568 Water conditioning system |