| Patents for C02F 9 - Multistep treatment of water, waste water or sewage (41,429) |
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| 09/24/2008 | CN101269897A Method and system for processing sanitary sewage with anoxygenous-aerobic vertical current artificial wet land |
| 09/24/2008 | CN101269896A Standard quality process method for synthetic wastewater of industrial park |
| 09/24/2008 | CN101269895A Method for wastewater treatment and circulation recover zero discharge in lipoic acid preparation |
| 09/24/2008 | CN101269894A Equipment and method for preparing demineralized and electrolytic direct drinking water |
| 09/24/2008 | CN101269893A Sulfide deposition processing method for overproof metallic pollutant in water |
| 09/24/2008 | CN101269892A Method for removing subaqueous organic matter with catalysis ozone oxidization |
| 09/24/2008 | CN101269891A Drinking water cleaning apparatus |
| 09/24/2008 | CN101269890A Comprehensive utilization method for acid waste liquid containing arsenic |
| 09/24/2008 | CN101269889A Processing method for stainless steel acid cleaning waste water and liquid |
| 09/24/2008 | CN101269888A Solid-liquid separation technique for waste slurry of water-based system artesian well |
| 09/24/2008 | CN101269871A Method for processing chrome wastewater |
| 09/24/2008 | CN101269841A Manganese oxide for dephenolization and method for processing high concentration phenol wastewater |
| 09/24/2008 | CN100420642C Combined process of treating azo dye effluent with high salinity |
| 09/23/2008 | US7427839 Inductively powered apparatus |
| 09/23/2008 | US7427355 Water treatment unit for bottle or pitcher |
| 09/23/2008 | CA2194543C Decontamination system with improved components |
| 09/18/2008 | WO2008109971A1 Process for capturing methane from the deep waters of hydroelectric power plants, using inflatable floating hoods, integrated with the cryogenic liquefaction of methane for river transportation |
| 09/18/2008 | US20080223798 including a loop for displacing air from blood, contained in containers having fluid flow apertures |
| 09/18/2008 | US20080223793 Treatment of Particulate Biodegradable Organic Waste by Thermal Hydrolysis Using Condensate Recycle |
| 09/18/2008 | US20080223772 Purification Device |
| 09/18/2008 | DE102007012455A1 Local water treatment system for rain water, in a shaft structure, has a hollow zone for an ion exchanger and/or an adsorbent material |
| 09/17/2008 | CN201116291Y Advanced wastewater treatment device |
| 09/17/2008 | CN201116290Y Pipeline direct drinking water treatment equipment |
| 09/17/2008 | CN201116289Y Integration water treating device |
| 09/17/2008 | CN101265721A Water saving flushing equipment without using tap water |
| 09/17/2008 | CN101265003A Method for treating high-concentration organic sewage difficult to degrade |
| 09/17/2008 | CN101265002A Method for treating beer industrial waste water |
| 09/17/2008 | CN101265001A Reclaiming treatment method for hydraulic loom waste water |
| 09/17/2008 | CN101265000A Method for treating waste water in grape wine brewage |
| 09/17/2008 | CN101264999A Process and apparatus for treating sewage |
| 09/17/2008 | CN101264998A Low carbon source urban sewage strengthening denitrogenation dephosphorization technique and device |
| 09/17/2008 | CN101264997A Method for processing film filtration concentrated solution of domestic refuse percolate treatment |
| 09/17/2008 | CN101264996A Method for treating aniline waste water by absorption-low temperature dry method |
| 09/17/2008 | CN101264995A Circulation utilization technique for phenol resin production waste water |
| 09/17/2008 | CN101264994A Process for treating deposition vanadium mother liquid |
| 09/17/2008 | CN101264993A Sulphur black dyestuff waste liquid decolor waste slag treatment method |
| 09/17/2008 | CN101264992A Absorption catalysis purification separation composite function film for removing contaminant in water and water purification method |
| 09/17/2008 | CN101264991A Resource treatment method for malting sewage |
| 09/17/2008 | CN101264990A Ternary composite drive extraction sewage gas-floatation silicon-removing suspension-reducing integrated treatment technique |
| 09/17/2008 | CN101264989A Directly drinking machine with electronic refrigeration |
| 09/17/2008 | CN101264988A Water body micro-algae ecologic dialysis system device and applying method |
| 09/17/2008 | CN101264968A Catalytic oxidation treatment method for orthocresol waste water and method for preparing catalyst therefor |
| 09/17/2008 | CN101264946A Iron-carbon pipe component capable of purifying waste water, integrated magnetoelectric oxidation biological filter chamber and application system |
| 09/17/2008 | CN100418908C Deeply sewage treating method and its device without mud discharging |
| 09/17/2008 | CN100418907C Method and device for treating garbage percolation sewage using composite dieselguhr |
| 09/17/2008 | CN100418906C Method and apparatus for advanced treatment and reclamation of industrial wastewater |
| 09/17/2008 | CN100418890C Method for preparing potassium ferrate by using waste liquid from acid washing steel |
| 09/12/2008 | WO2008108506A1 Method for treatment of black liquor containing no sulfide |
| 09/12/2008 | CA2680044A1 Disposal process for sulfide-free black liquors |
| 09/11/2008 | US20080217244 Ballasted flocculation; mxing coagulant, flocculant and ballast with water; separation of solids; filtration of effluents |
| 09/11/2008 | US20080217230 Water filtering method and apparatus |
| 09/10/2008 | EP1966552A1 Refrigeration device comprising a water filter |
| 09/10/2008 | CN101263089A Water treatment apparatus and water treatment method |
| 09/10/2008 | CN101259984A Sewage treatment device and method |
| 09/10/2008 | CN101259983A Method and device for removing nitrogen and phosphorus in immobilized phycomycete coupling membrane separation process |
| 09/10/2008 | CN101259982A Method and device for treating high concentration nitrogen-containing waste water by using microorganism |
| 09/10/2008 | CN101259981A Method and device for treating high concentration nitrogen waste water by using microorganism |
| 09/10/2008 | CN101259980A Method and device for treating high concentration nitrogen waste water by using microorganism |
| 09/10/2008 | CN101259979A Method and device for treating high concentration nitrogen-containing waste water by using microorganism |
| 09/10/2008 | CN101259978A Method and device for synchronously treating steel pickling waste water and coking waste water |
| 09/10/2008 | CN101259977A Method for removing total nitrogen by using microorganism |
| 09/10/2008 | CN101259976A Three kinds of membrane comprehensive treatment method for urban landscape water body |
| 09/10/2008 | CN101259975A Three kinds of membrane comprehensive treatment device for urban landscape water body |
| 09/10/2008 | CN101259974A Method for processing antibiotic fermentation waste water |
| 09/10/2008 | CN101259972A Method and device for treating fluorine-containing water |
| 09/10/2008 | CN100417609C Process for treating wastewater from preparation of N-(phosphonomethyl) iminodiacetic acid as synthetic intermediate of glyphosate |
| 09/10/2008 | CN100417576C Marine batch-type membrane-process black ash water treating apparatus |
| 09/09/2008 | US7422617 Organic waste is separated into a slurry and a surface oil-water mixed liquid during pretreatment; addition of microbial enzymes and raw material; decomposition and sterilization to produce composting-free organic fertilizer; efficiently fast, space-saving, environmental protection, sanitation |
| 09/09/2008 | CA2532527C Filter assembly for a reprocessor |
| 09/09/2008 | CA2376712C Shower head provided with an ultraviolet lamp |
| 09/04/2008 | WO2008104048A1 Method and system for removing manganese from waste liquors |
| 09/04/2008 | WO2008087264A3 Method for the floatation-clarification of difficult water and facility for implementing same |
| 09/04/2008 | WO2008076314A3 Process and system for removal of contaminants from industrial streams |
| 09/04/2008 | US20080210643 System for growing crustaceans and other fish |
| 09/04/2008 | US20080210609 Water purification system and method, and module for the system |
| 09/04/2008 | US20080209968 Processes for Treatment of Wastewater, Separation, Deodorisation and Re-Use of Biosolids |
| 09/03/2008 | EP1893534A4 Improved phosphorus removal system and process |
| 09/03/2008 | EP1565918B1 Method for treating radioactive waste water |
| 09/03/2008 | CN201109926Y Mid water device for automatically processing household sewage |
| 09/03/2008 | CN201107973Y Ecological fisheries industry culture device based on composite vertical current artificial marshland |
| 09/03/2008 | CN101254995A Integral life sewage treating ecological box |
| 09/03/2008 | CN101254994A Mineral complex sewage treating method |
| 09/03/2008 | CN101254993A Treatment method of pharmaceutical chemical industry park hybrid waste water |
| 09/03/2008 | CN101254992A Chemical wastewater biochemical tailrace advanced treatment method |
| 09/03/2008 | CN101254991A Method for controlling lake eutrophication by eliminating river or aqueduct pollution |
| 09/03/2008 | CN101254990A Passive highly effective dispersant type domestic wastewater treatment complete plant |
| 09/03/2008 | CN101254989A Device for preparing tea-making water |
| 09/03/2008 | CN101254988A Cyanogens-containing sewage water treatment method for baking cyanidation gold extraction process |
| 09/03/2008 | CN101254987A Handling method for advanced purification of little-volume refractory wastewater and operation equipment |
| 09/03/2008 | CN101254986A System and method for treating micro-polluted source water |
| 09/03/2008 | CN101254985A PTA refined mother liquor reclaiming method and system |
| 09/03/2008 | CN101254984A Centralized processing technique for slop oil and acidic oil and processing system thereof |
| 09/03/2008 | CN101254959A Bentonite sewage water treating method |
| 09/03/2008 | CN101254151A Multifunctional composite medical therapeutic equipment |
| 09/03/2008 | CN100415666C Combined process of reinforced biochemical flocculation and artificial wet land treatment of sewage |
| 09/03/2008 | CN100415665C Comprehensive utilization method of titanium white waste acid |
| 09/02/2008 | US7419594 Apparatus and method for controlling biomass growth in suspended carrier bioreactor |
| 09/02/2008 | CA2623771A1 On-board system and method for treating a body of water |
| 09/02/2008 | CA2433226C Method and plant for thickening sludge derived from water treatment by flocculation-decantation with ballasted floc |
| 09/02/2008 | CA2382813C Process for recovery of nutrients from wastewater effluent |