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)
06/2010
06/09/2010CN101723543A Method for treating domestic wastewater
06/09/2010CN101723542A Method for treating ammonia nitrogen wastewater
06/09/2010CN101723541A Advanced treatment method for wastewater produced by synthetic rubber
06/09/2010CN101723540A Water treatment method through combination of catalytic oxidation and aeration biological filter
06/09/2010CN101723539A Method for treating or recycling waste water with high salt content and applications
06/09/2010CN101723538A Process for treating landfill leachate
06/09/2010CN101723537A Novel process for urban sewage reutilization and treatment
06/09/2010CN101723536A Device for sterilizing, disinfecting and filtering rural safe drinking water
06/09/2010CN101723535A Multi-stage water purifying device with diamond electrocatalysis reactor and nanometer photocatalysis reactor
06/09/2010CN101723534A Method for degrading bromobenzene in water body by utilizing irradiation
06/09/2010CN101723533A Method for treating concentrated water produced by coking wastewater recycling process
06/09/2010CN101723532A System for treating concentrated water produced by coking wastewater recycling process
06/09/2010CN101723531A Treatment and reuse method of purified terephthalic acid refining wastewater
06/09/2010CN101723530A Treating method of high concentration ammonia nitrogen sewage
06/09/2010CN101723529A Method for removing algae and peculiar smell by adding chlorine in water treatment process
06/09/2010CN101723528A Complexing centrifugal extraction method of high-concentration phenolic wastewater
06/09/2010CN101723527A Hydrochloric acid waste liquid mesoxalic acid produced by mining rare-earth metal and recycling method of hydrochloric acid
06/09/2010CN101723526A Film treatment method for wastewater produced by synthetic rubber
06/09/2010CN101723525A Novel treatment method for high polymer sewage from oil extraction
06/09/2010CN101723524A Biogas slurry pretreatment method and device for foliar fertilizer and drip irrigation fertilizer
06/09/2010CN101723523A Treatment method for dry acrylic fiber production wastewater
06/09/2010CN101723522A Method for supplying water according to quality and domestic water purifying machine
06/09/2010CN101723489A Solar photo/electric-Fenton treatment method for H acid wastewater of dye immediate
06/09/2010CN101723430A Method for comprehensive utilization of waste water generated in purifying process of citric acid
06/09/2010CN101721896A Method for processing methyl iodide-contained combustible gas discharged into torch system by carbonylation compounding device
06/09/2010CN101362618B Combined technology for treating nitrosamines pollutants in water
06/09/2010CN101353213B Method for treating octanol waste lye by miscellaneous alcohol acidization-extraction method
06/09/2010CN101343893B Feces-water separation system used for city feces reforming scheme
06/09/2010CN101343131B Multi-stage combined degradation and recycle method for printing and dyeing wastewater
06/09/2010CN101318750B Method for treating waste water from acetic acid mercapto- isooctyl ester
06/09/2010CN101302071B Method for processing palm oil waste water and use thereof
06/09/2010CN101264999B Process and apparatus for treating sewage
06/09/2010CN101259978B Method and device for synchronously treating steel pickling waste water and coking waste water
06/09/2010CN101254994B Mineral complex sewage treating method
06/09/2010CN101250015B Method and device for processing ceramic phenolic waste water
06/09/2010CN101215066B Technique for treating chitin waste water
06/09/2010CN101215063B Integral treatment method for waste water of acephate producing process
06/09/2010CN101200341B High road service area sewage water treating process and dynamic membrane bioreactor
06/08/2010US7731840 Apparatus for removing hydrocarbons and contaminates
06/03/2010WO2010061033A1 Equipment for improving the efficiency of clarification basins
06/03/2010WO2010060751A1 Method for the hygienization of animal breeding premises
06/03/2010US20100133196 Combined gravity separation-filtration for conducting treatment processes in solid-liquid systems
06/03/2010US20100133177 anaerobic process to dephosphorization and denitrification from waste water; biodegradation
06/02/2010EP2192595A1 Method for treating radioactive waste solution and treatment apparatus
06/02/2010CN201497227U Organic water element device for solar water heater
06/02/2010CN201495582U Kitchen water tank with sub-quality water system
06/02/2010CN201495580U Energy-saving automatic tap water-free toilet
06/02/2010CN201495451U Paper-making medium wastewater processing device
06/02/2010CN201495157U Microorganism degradation type septic tank
06/02/2010CN201495154U Biological wastewater treatment system combining biological fluidized bed with biological filter bed
06/02/2010CN201495153U Waste water enhanced nitrogen removal dephosphorization device
06/02/2010CN201495152U Anaerobic/aerobic bamboo reed charcoal biological film sewage treatment bed
06/02/2010CN201495151U Cold rolling oil-containing waste water treatment device
06/02/2010CN201495150U Cold-reduced oil-containing waste water treatment device
06/02/2010CN201495149U Laboratory wastewater treatment device
06/02/2010CN201495148U Unpowered domestic sewage treatment pool
06/02/2010CN201495147U Two-stage integrated multi-medium rapid-filtration water purifier
06/02/2010CN201495146U Tubular water purifier allowing filter cartridge to be conveniently replaced
06/02/2010CN201495145U Reaction device for high-concentration ammonia nitrogen wastewater treatment
06/02/2010CN201495144U Device for recycling automobile-washing waste water
06/02/2010CN201495143U Metal ion contained acidic waste water treatment system
06/02/2010CN201495142U Chemical experiment waste-liquid treatment device with control/display box
06/02/2010CN201495141U Glass wastewater treatment integral machine
06/02/2010CN201495140U Integrated reverse osmosis membrane water treatment device
06/02/2010CN201495139U Water-cleaning sewage treatment device
06/02/2010CN201495138U Integrated super purification column for laboratory water purifier
06/02/2010CN201495098U Thin hydrazine recovery device
06/02/2010CN101720306A Filter medium
06/02/2010CN101717172A Method for treating underground seawater used for aquiculture
06/02/2010CN101717171A Method for treating papermaking wastewater by combing electron beam irradiation and biochemistry
06/02/2010CN101717170A Method for treating printing and dyeing wastewater by combing electron beam irradiation and biochemistry
06/02/2010CN101717169A In-situ denitrification method of percolate of domestic refuse landfill
06/02/2010CN101717168A Method for treating wastewater in glycol production
06/02/2010CN101717167A Micro-sized building block type recycled water treatment equipment
06/02/2010CN101717166A Method for treating pharmaceutical wastewater
06/02/2010CN101717165A Method for treating wastewater from preparation of glycine by chloroacetic acid ammonolysis process
06/02/2010CN101717164A Method for treating and recycling waste water of cyanation technique and device thereof
06/02/2010CN101717163A Method for processing methanol rectified raffinate
06/02/2010CN101717162A Method for treating and recycling wastewater generated by processing surface of aluminum profile
06/02/2010CN101717161A Production process for achieving hundred-percent comprehensive utilization and zero emission by recycling and extracting seawater
06/02/2010CN101717160A Negative-potential acid water and preparation method thereof
06/02/2010CN101717159A Molecular micro-electrolysis treatment method for electroplating wastewater containing cyanogen
06/02/2010CN101717158A Method for removing chromium out of waste chromium liquor generated by leather industry
06/02/2010CN101717157A Membrane separation method of industrial wastewater treatment zero draining
06/02/2010CN101716580A High-temperature high-pressure cleaning device for purifying water
06/02/2010CN101716579A Broken stone washing-grading and sewage circulating treating system
06/02/2010CN101367593B Treatment method and system for wastewater from amide phytocides production
06/02/2010CN101367586B Desalting method for sewage water from oil production
06/02/2010CN101343133B Comprehensive treatment method for wastewater of livestock and poultry cultivation
06/02/2010CN101337755B Biodegradation process for ultra-thick oil waste water in oilfield
06/02/2010CN101328000B Method for lichenism system purification and short-term contact oxidation comprehensive processing sewerage
06/02/2010CN101302072B Dye or pesticide waste water reverse osmosis-nanofiltration combined membrane separation material recovery process and apparatus
06/02/2010CN101302068B Multi-stage refluxing load control biological process and matched facilities
06/02/2010CN101302062B Sewerage environment-protective processing process for low-polluted vermicelli production process
06/02/2010CN101293718B Immediate processing method for sewage water
06/02/2010CN101289254B Membrane bioreactor effluent treatment process for increasing denitrification effect
06/02/2010CN101269903B Further advanced treatment technique and apparatus for sewage water of oil refining
06/02/2010CN101269871B Method for processing chrome wastewater
06/02/2010CN101269841B Manganese oxide for dephenolization and method for processing high concentration phenol wastewater
06/02/2010CN101264996B Method for treating aniline waste water by absorption-low temperature dry method
1 ... 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 ... 415