Patents for C02F 9 - Multistep treatment of water, waste water or sewage (41,429) |
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09/19/2012 | CN101798156B Process for three-cycle A2/O2 intermittent aeration and biochemical nitrogen-phosphorus removing treatment |
09/18/2012 | US8269028 Method and apparatus for refining biodiesel |
09/14/2012 | CA2771997A1 Integrated sewage treatment plant |
09/13/2012 | WO2012121675A1 A regenerative adsorption distillation system |
09/13/2012 | WO2012120116A1 Plumbing fixture |
09/13/2012 | WO2012119710A1 Water conditioner for preventing or reducing mineral precipitation |
09/13/2012 | WO2012119344A1 Deep purification method for removing trace thallium in water by polymer-based nanosized manganese oxide |
09/13/2012 | WO2012119266A1 Method of removing recalcitrant organic pollutant |
09/13/2012 | US20120228218 Process for workup of nox-containing offgases from wastewater streams of nitration plants |
09/13/2012 | US20120228204 Waste water treatment equipment |
09/13/2012 | DE102011013318A1 Verfahren zur Regeneration von mit CO2 beladenen aminhaltigen Waschlösungen bei der Sauergaswäsche Process for regenerating loaded with CO2 amine-containing scrubbing solutions for acid gas scrubbing |
09/13/2012 | DE102011001135A1 Removing vinyl chloride from water, comprises adding oxygen or an agent exhibiting oxidizing activity, into water to be purified, and passing the water through a biofilm that contains vinyl chloride degrading microorganisms |
09/12/2012 | EP2497749A1 Plumbing fixture |
09/12/2012 | CN202433992U Waste water collection device of bagged water making and selling machine |
09/12/2012 | CN202430680U Arrangement of ecological purification project aiming at terrains with high degree of fragmentation |
09/12/2012 | CN202430296U Seawater-electrolyzing chlorine-preparing device for wind-power seawater desalinizing system |
09/12/2012 | CN202430104U Mixed excrement treatment device for livestock farms |
09/12/2012 | CN202430099U Closed cycle system for industrial cooling water |
09/12/2012 | CN202430098U Stereoscopic domestic sewage purifier |
09/12/2012 | CN202430097U Automatic adjustment system for efficient removal of organic pollutants |
09/12/2012 | CN202430096U Sludge digestive juice two-level biological denitrification device |
09/12/2012 | CN202430095U System for regenerating and recycling sewage of residential area |
09/12/2012 | CN202430094U Ecological purification system for polluted drinking water source raw water |
09/12/2012 | CN202430093U Energy-recycled denitrification and decarbonization coupled sewage treatment equipment |
09/12/2012 | CN202430092U Device for OAAO+MBR (membrane biological reactor) denitrification and dephosphorization sewage treatment process |
09/12/2012 | CN202430091U De-nitrification and phosphorous removal sewage treatment process combining withacetoacetyl-o-anisidine (AAOA) with membrane biological reactor (MBR) |
09/12/2012 | CN202430090U Sewage treatment system for rubber plant |
09/12/2012 | CN202430089U Sustainable processing system for waste water for raising pig |
09/12/2012 | CN202430088U High-concentration sewage treatment system for coal direct liquefaction |
09/12/2012 | CN202430087U Integral buried rainwater purifying device |
09/12/2012 | CN202430086U Device for synthesizing and treating landfill leachate |
09/12/2012 | CN202430085U Sewage treatment system equipment for sludge quantification |
09/12/2012 | CN202430084U Flowing water purification car |
09/12/2012 | CN202430083U Washing filter |
09/12/2012 | CN202430082U Water making machine |
09/12/2012 | CN202430081U Phenol water disposal device in gas station |
09/12/2012 | CN202430080U Treatment device for mixed feces in livestock farm |
09/12/2012 | CN202430079U Semi-automatic oil-water separator |
09/12/2012 | CN202430078U Household nutritive water dispenser |
09/12/2012 | CN202430077U Deep water treatment system for reducing COD (chemical oxygen demand) in waste water and improving B/C ratio |
09/12/2012 | CN202430076U High-frequency impulse full-automatic treatment device for petroleum drilling sewage |
09/12/2012 | CN202430075U High-efficiency ballast water treatment device for ship |
09/12/2012 | CN202430074U Water treatment device |
09/12/2012 | CN202430073U Wastewater and waste slurry classification treatment and cyclic utilization system for drilling well site |
09/12/2012 | CN202430072U Rainwater collection and utilization system |
09/12/2012 | CN202430071U Device for desulfurizing and neutralizing caustic sludge of liquefied gas |
09/12/2012 | CN202430070U Heavy metal wastewater treatment and recycling equipment using two-membrane process |
09/12/2012 | CN202430069U Device for collecting tableware in dining room and performing oil-water reside field separation management |
09/12/2012 | CN202430068U Dual water supply system capable of adjusting water quality |
09/12/2012 | CN202430067U Oil separation tank for oil-water separation |
09/12/2012 | CN202430066U Intensive sewage depth treatment combined pool |
09/12/2012 | CN202430065U Manual portable ultrafiltration water purifier |
09/12/2012 | CN202430064U Device free of dismounting for cleaning and capable of continuously separating oil, water and slag |
09/12/2012 | CN102666402A Process for the disposal of wastes, particularly of sludges deriving from waste water depuration |
09/12/2012 | CN102666395A Process for the purification of an aqueous stream coming from the Fischer-Tropsch reaction |
09/12/2012 | CN102661602A Process capable of realizing zero discharge of wastewater of industrial boiler |
09/12/2012 | CN102660447A Comprehensive treatment and resource recycling method for wine brewing wastes |
09/12/2012 | CN102659292A Composite purification regulating and controlling system for water body in cultivation pond |
09/12/2012 | CN102659291A Nano-filtration and reverse osmosis concentrated solution reduction treatment system and method |
09/12/2012 | CN102659290A Method for advanced treatment of high-concentration chemi-mechanical pulp effluent by catalytic oxidation |
09/12/2012 | CN102659289A Dispersed sewage treatment device |
09/12/2012 | CN102659288A Low-carbon-source sewage treatment system for reinforcing denitrification and dephosphorization functions and method |
09/12/2012 | CN102659287A Combination method of coal chemical industry wastewater treatment |
09/12/2012 | CN102659286A Sludge reduction method of domestic sewage treatment process |
09/12/2012 | CN102659285A Integrated white wine production waste water treatment device |
09/12/2012 | CN102659284A Regenerated papermaking wastewater treatment system and process |
09/12/2012 | CN102659283A Process for treating and recovering dye industrial wastewater |
09/12/2012 | CN102659282A Synchronous denitrification and dephosphorization sewage treatment device for immobilized microorganism CASS (cyclic activated sludge system) |
09/12/2012 | CN102659281A Treatment method of liquor production wastewater |
09/12/2012 | CN102659280A Effective printing and dyeing sewage treatment method |
09/12/2012 | CN102659279A Sewage treatment system for constructed wetland and application |
09/12/2012 | CN102659278A Industrial wastewater treatment method during diosgenin production process |
09/12/2012 | CN102659277A Ammonium fluoride wastewater treatment technique |
09/12/2012 | CN102659276A Method for comprehensively treating cyanided cadmium plating waste solution |
09/12/2012 | CN102659275A Method and device for keeping drinking water in water storage tank fresh |
09/12/2012 | CN102659274A Recycling harmless treatment method of stainless steel pickling waste water |
09/12/2012 | CN102659273A Novel glass edging wastewater collection and reuse system |
09/12/2012 | CN102659272A Novel membrane-process sea water desalination and fresh water and salt preparation system and technique |
09/12/2012 | CN102659271A Method for treating cooling water in generators of 600 MW and above |
09/12/2012 | CN102659270A Method for treating ultra-filtration water of garbage leachate |
09/12/2012 | CN102659269A Efficient and stable coking wastewater advanced treatment process and treatment system |
09/12/2012 | CN102659268A Novel air-floatation water purifying equipment |
09/12/2012 | CN102659267A Removing method of PVA (polyvinyl acetate) in desizing wastewater and device |
09/12/2012 | CN102659266A Feedwater treatment and disinfection process by converting multipoint free chlorine into chloramine |
09/12/2012 | CN102659265A Method for recovering valuable constituents in cyanide-containing waste water of gold mines |
09/12/2012 | CN102659264A Ion exchange pretreatment method of softened/demineralized water |
09/12/2012 | CN102659263A Mechanical waste paint treatment device |
09/12/2012 | CN102659262A Method for improving biodegradability of ultra-filtered output water of refuse landfill percolates |
09/12/2012 | CN102659261A Oily wastewater and sludge resource treatment integrated skid-mounted device |
09/12/2012 | CN102659260A Advanced treatment method for effluent of vinasse wastewater or starchiness raw material biochemical engineering wastewater subjected to biochemical treatment |
09/12/2012 | CN102659259A Acid-cleaning wastewater treatment method for correcting and regulating pH value |
09/12/2012 | CN102659258A Treatment method of kitchen slops and treatment device |
09/12/2012 | CN102659257A Technology for treating white gourd juice wastewater and preparing ethanol by fermentation |
09/12/2012 | CN102659256A Rural household reverse osmosis quality-based water supply water purifier |
09/12/2012 | CN102659195A Processing method for chemical production wastewater |
09/12/2012 | CN102219318B Apparatus and method of independent wind power driven seawater desalination |
09/12/2012 | CN102190388B Plasma sewage disinfection machine |
09/12/2012 | CN102139985B Cyonophyta tubifex purification device and purification method thereof |
09/12/2012 | CN102101736B Sewage treatment system based on artificially intensified ecological filtering bed and application of sewage treatment system |
09/12/2012 | CN102010094B Method for treating high-calcium and high-salt industrial wastewater |