Patents
Sitemap › C02 - Treatment of water, waste water, sewage, or sludge › C02F - Treatment of water, waste water, sewage, or sludge › C02F 9 - Multistep treatment of water, waste water or sewage
Patents for C02F 9 - Multistep treatment of water, waste water or sewage (41,429)
10/2009
10/28/2009CN101565252A Circulating cooling water treatment method of sea water
10/28/2009CN101565251A Technique for using composite demulsification-membrane method to treat high-concentration emulsified liquid waste water and device
10/28/2009CN101565250A Seawater desalination and chemical resource comprehensive extraction device and extraction method thereof
10/28/2009CN101565249A Mine tailing wastewater processing method
10/28/2009CN101565248A Electroplating wastewater processing method
10/28/2009CN101565247A Zero-discharge purifying treatment method for mine wastewater and mine domestic sewage
10/28/2009CN101565246A Method for removing cyanuric acid from swimming-pool water
10/28/2009CN101565236A Urban sewage treating device
10/28/2009CN101565217A Aeration type micropore ceramic water purification apparatus
10/28/2009CN101565177A Method for synchronously reclaiming orthophosphorous acid and glyphosate in glyphosate production wastewater by chemical precipitation method
10/28/2009CN100554195C High-ammonia nitrogen low C/N ratio waste water treatment process and use thereof
10/28/2009CN100554194C Multi-layer type sewage treatment device
10/28/2009CN100554193C Biology and engineering composite ecological control method for harnessing natural water body
10/28/2009CN100554192C Wastewater treatment technique for PMIDA preparation process
10/28/2009CN100554191C Process of treating ternary combination of flooding sewage
10/28/2009CN100554190C Method for processing waste liquor in preparation of ethanol by manioc fermentation
10/28/2009CN100554189C Ceramic film pretreatment method in desalination of sea water
10/28/2009CN100554179C Wastewater treatment apparatus
10/27/2009CA2519778C Grease removal system
10/22/2009WO2009128578A1 Method of manufacture of magnetism mineral water
10/22/2009US20090261040 Method and system for treating an aqueous stream in the production of hydrocarbon
10/22/2009US20090261039 method of treating water effluent from purging or cleaning steam generator circuits, and a mobile unit enabling the method to be implemented
10/22/2009DE102008018854A1 Processing sulfate-containing mine seepage- and mine sewage-water, comprises collecting water in container, conducting sulfate-containing water in reaction container, collecting mine seepage water and neutralizing chloride-containing water
10/21/2009EP2110363A1 Mobile plant and process for treating aqueous streams from purging or cleaning steam generator circuits
10/21/2009CN201330216Y Apparatus for implementing sludge micro-swelling energy-saving method in biological denitrification technique
10/21/2009CN201330215Y Vehicle mobile integral device
10/21/2009CN201330214Y Integrated high-organic matter and high-ammonia nitrogen waste water biological treatment device
10/21/2009CN201330213Y MBR integration device for nitrogen and phosphate removing at lower temperature
10/21/2009CN201330212Y Buried sewage treatment device
10/21/2009CN201330211Y Working parameter self-optimizing simulation system for sewage treatment plant
10/21/2009CN201330210Y Double membrane dephosphorization system
10/21/2009CN201330209Y Reclaimed water reuse device
10/21/2009CN201330208Y Device for efficient purifying treatment of decentralized domestic sewage
10/21/2009CN201330207Y Multistage self-cleaning water treating system
10/21/2009CN201330206Y Electroplating sewage purification precipitation treatment box
10/21/2009CN201330205Y Water-saving type water purifier
10/21/2009CN201330204Y Device for water conservation as well as pollutant and consumption reduction applied in the coating pre-treatment parkerizing process
10/21/2009CN201330203Y Phosphor-containing waste water treating device
10/21/2009CN101560786A Method for reuse and treatment of household reclaimed water
10/21/2009CN101560045A Coal chemical wastewater treating technique
10/21/2009CN101560044A Treatment method of waste water in hydroxybenzoic acid production
10/21/2009CN101560043A Papermaking wastewater treatment device
10/21/2009CN101560042A Method for treating municipal sewage and device thereof
10/21/2009CN101560041A Electroplating wastewater treatment method combining biochemical method and decomplexation method
10/21/2009CN101560040A Method and device for processing pharmaceutical wastewater by pulse electrocoagulation-MBR
10/21/2009CN101560039A Landfill leachate wastewater treatment system and process thereof
10/21/2009CN101560038A Method and device for treating sewage through synergistic action of activated sludge and biomembrane
10/21/2009CN101560037A Biochemical treatment device for polluted water
10/21/2009CN101560036A Sectional type anaerobic baffled reactor
10/21/2009CN101560035A Printing and dyeing sewage recycling treatment method
10/21/2009CN101560034A Mobile plant and process for treating aqueous streams from purging or cleaning steam generator circuits
10/21/2009CN101560033A Reactor for treating supercritical water of waste organism
10/21/2009CN101560032A Method for treating high density wastewater during phenolic resin production
10/21/2009CN101560031A Method for radiation treatment of chloromycetin wastewater
10/21/2009CN101560030A Method for realizing resource utilization of copper-containing waste water by electrolysis-electrodialysis united technology
10/21/2009CN101560029A Simple drinking water production method under coal mine
10/21/2009CN101560028A Sewage physicochemical treatment method and device
10/21/2009CN101560027A Method for rapid degradation of triphenylmethane dye waste water
10/21/2009CN101560026A Pretreatment method before advanced treatment by biochemical tail water adsorption method
10/21/2009CN101560025A Furfural waste water recycling method
10/21/2009CN101560024A Sewage treatment technology and equipment thereof
10/21/2009CN101560006A Method for jointly treating high-fluorine sewage by utilizing waste slag
10/21/2009CN101559990A Bamboo charcoal filter and water dispenser applying same
10/21/2009CN101559354A Preparation method of sludge absorber and applications thereof
10/21/2009CN100551852C Intermittent aerating biological filter seprobia dephosphorization technique
10/21/2009CN100551851C Highly effective low-toxin release algae-removing method for city tap-water
10/21/2009CN100551850C Composite ecological treatment method of sewage for artificial wet land and its system
10/21/2009CN100551849C Coking sewage treatment method realizing zero discharge
10/21/2009CN100551848C Method and device for producing water used for medicine preparation by collective film separation and electric deionizing
10/21/2009CN100551847C Method for processing, using and formulating fluorine containing wastewater of aluminum fluoride industry
10/21/2009CN100551846C Petroleum drilling sullage continuous processing technique
10/21/2009CN100551841C Iron contact dephosphorization device and method
10/21/2009CN100551840C Purification treatment method for natural water
10/21/2009CN100551836C Method and system for heat transfer
10/21/2009CN100551467C System for decomposing organic compound
10/20/2009US7604737 Water filter device for use with individual containers
10/20/2009US7604735 Combined chlorine and ozone generator sterilization system
10/20/2009US7604725 Water treatment system and method
10/20/2009CA2531169C Spent metalworking fluid treatment system
10/15/2009WO2009124426A1 A method for treating pharmaceutical mixed wastewater in chemical industry park
10/15/2009WO2009101528A4 Method for ecologising food industry technologies and a system for carrying out said method
10/15/2009WO2009074121A4 Chlorine free technology of pool water treatment
10/15/2009US20090255863 Wastewater treatment apparatus
10/15/2009US20090255862 Eco-treament system
10/15/2009DE102008018378A1 Biologically clarifying wastewater in a small sewage treatment plant, comprises pumping out the cleaned wastewater from a chamber by a clear water pump, where switching on and switching off the pump take place in dependent of a water level
10/14/2009EP1794095B1 Water purification apparatus
10/14/2009CN201325919Y Sewage complex biological treatment system
10/14/2009CN201325918Y Mobile sewage treating device
10/14/2009CN201325917Y Waste liquid/residue treating device
10/14/2009CN201325916Y System for treating wastewater from power plant
10/14/2009CN201325915Y Treatment device for nickel plating waste liquid and nickel plating rinse water containing complex
10/14/2009CN201325914Y Simple water filter
10/14/2009CN201325913Y Three-stage aerating, precipitating and filtering tank for Chinese sturgeon culture
10/14/2009CN201325912Y Wastewater treatment system capable of improving recovery rate
10/14/2009CN201325911Y On-line monitoring double-membrane water purifying device
10/14/2009CN201325910Y Cassette multistage drinking water purification apparatus
10/14/2009CN101555999A Inductively powered lamp assembly
10/14/2009CN101555088A Method for treating black-odor rivers and lakes with microbiological preparations
10/14/2009CN101555087A Combined anaerobic process apparatus for treating organic wastes
10/14/2009CN101555086A Biological treatment method of leather wastewater
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