Patents
Patents for C02F 3 - Biological treatment of water, waste water, or sewage (46,453)
06/2013
06/05/2013CN103130325A Biological filter culture method and water treatment method for underground water
06/05/2013CN103130324A Vacuum breaker for preventing siphon generation
06/05/2013CN103130323A Asymmetric aeration oxidation ditch technology
06/05/2013CN103130322A Unit assembling type membrane biological reactor element
06/05/2013CN103130321A Device for integrated deodorization and sewage treatment in municipal sewage plant
06/05/2013CN103130320A Wind-energy oxygen supply type countryside life sewage processing device and method
06/05/2013CN103130319A Aeration carrier and biological sewage treatment device with the same
06/05/2013CN103127921A Affinity adsorption biodegradation membrane and preparation method thereof
06/05/2013CN103127840A Polyvinylidene fluoride (PVDF) resin membrane preparing formula for water treatment membrane
06/05/2013CN103127820A Method and device for integral deodorization and sewage treatment of municipal sewage plants
06/05/2013CN103125434A Integrated ecological fish tank
06/05/2013CN103125163A Method for improving water quality of reservoir by utilizing space-time specificities of hydro-fluctuation belt
06/05/2013CN102660447B Comprehensive treatment and resource recycling method for wine brewing wastes
06/05/2013CN102649599B Microbubble type self-closing aerator
06/05/2013CN102618437B Portable biogas digester anaerobic fermentation device
06/05/2013CN102586154B Agrobacterium tumefaciens with nitrogen and phosphorus removal function and application thereof
06/05/2013CN102586116B Common chlorella as well as culturing method and application thereof
06/05/2013CN102583762B Method for purifying eutrophication water in city by planting plant
06/05/2013CN102583758B Floating bed filter screen type biofilm grid
06/05/2013CN102583746B Multi-stage anaerobic anoxic aerobic biological reaction tank
06/05/2013CN102559558B Klebsiella oxytoca strain and application thereof, and triazophos pesticide residue degrading bacterium and preparation method thereof
06/05/2013CN102559542B Strain Pandoraea sp. for removing ammonia nitrogen in sewage under low-temperature condition and isolated culture method
06/05/2013CN102557325B Alternative biochemical pond, sewage treatment method and sewage treatment system
06/05/2013CN102531208B Non-equant distribution type microporous aeration pipe system for sewage treatment
06/05/2013CN102503035B Biological phosphorus accumulating and phosphorus recycling method for treating phosphorus-containing liquid waste
06/05/2013CN102491514B Composite biological processing method of industrial sewage
06/05/2013CN102465101B Denitrification bacterium preparation capable of utilizing nitrite to realize denitrification and use thereof
06/05/2013CN102432098B PAFR-B (pulse anaerobic fluidized bed reactor) and organic waste water processing method
06/05/2013CN102417273B Dynamic membrane purifying reactor and method for removing ammonia nitrogen and organic matters from reclaimed water
06/05/2013CN102417231B Adjustable multi-electrode low-voltage electricity-organism reactor
06/05/2013CN102381818B A2N-SBR (Anaerobic-anoxic/nitrification-sequencing batch reactor) process with shortcut nitrification-denitrification denitrifying and dephosphorizing function
06/05/2013CN102372361B High-strength circular flow flat sheet membrane biological water treatment device and realization method thereof
06/05/2013CN102351312B Bioelectrochemical denitriding reactor and application method thereof
06/05/2013CN102351305B 等离子纳米气泡发生器 Plasma nano bubble generator
06/05/2013CN102344899B Preparation method and application for compound fungus agent for degrading organic matter
06/05/2013CN102336500B Rural domestic sewage treatment system suitable for northern part of China and technology thereof
06/05/2013CN102336499B Water drainage processing system and water drainage processing method
06/05/2013CN102328993B Small-scale sewage treatment system
06/05/2013CN102295347B Method for treating high-concentration pharmaceutical wastewater with sludge-film coexistence
06/05/2013CN102276068B River channel ecological construction and water body restoring system
06/05/2013CN102251459B System for carrying out collection, purification and utilization on rainwater on road surfaces
06/05/2013CN102225805B Biomembrane reactor for improving water quality of water sources, and its preparation method and application
06/05/2013CN102050542B Deep treatment method for high-concentration organic wastewater
06/05/2013CN101955294B Integrated bioreactor and method for treating high-concentration organic wastewater
06/05/2013CN101786716B High-concentration difficult-degradation organic sewage treating system
06/04/2013US8454831 Biological and ballasetd flocculation treatment of wastewater
06/04/2013US8454830 Apparatus and methods for control of waste treatment processes
06/04/2013CA2643269C Method of treating wastewater
06/04/2013CA2542729C Device for stirring a liquid and injecting a gas into the said liquid, the said device being adapted to shallow vessels
05/2013
05/30/2013WO2013077586A1 Apparatus for preventing algae proliferation
05/30/2013US20130134091 Portable Biofilter and Degasser
05/30/2013US20130134090 Digestion of biosolids in wastewater
05/30/2013US20130134089 Method and system for treating wastewater
05/29/2013EP2597461A2 Process for directly measuring multiple biodegradabilities
05/29/2013EP2595928A2 A method for rapid treatment of waste water and a composition thereof
05/29/2013EP2595925A2 Denitrification and ph control using bio-electrochemical systems
05/29/2013EP2595924A1 Bio-electrochemical system for treating wastewater and method for treating an acid gas
05/29/2013CN202954409U Water-saving system
05/29/2013CN202953880U Guide system of aeration machine
05/29/2013CN202953877U Jet aerator nozzle
05/29/2013CN202953874U Novel energy-saving integrated sewage treatment device
05/29/2013CN202953873U Water planting floating bed
05/29/2013CN202953872U Concentric circle type biochemical-precipitate integral treatment device for mixed flow
05/29/2013CN202953871U Sewage biological nitrogen removal reactor
05/29/2013CN202953870U Improved cyclic activated sludge technology (CAST) water treatment integrated device
05/29/2013CN202953869U Pulsed column for treating anaerobic wastewater
05/29/2013CN202953868U Novel anaerobic ammonia oxidation denitrification system
05/29/2013CN202953867U Spiral-flow aerator with stainless steel support
05/29/2013CN202953866U Aeration system for realizing self-cleaning in operation
05/29/2013CN202953865U Circulating aeration biological reactor
05/29/2013CN202953864U Coking aerobic pool antifoaming device
05/29/2013CN202953863U Self-moving aeration device for membrane-bioreactor (MBR) membrane assembly
05/29/2013CN202953862U Movable aerator for membrane bioreactor
05/29/2013CN202953861U Overhead tank type washing equipment for automatic control membrane bioreactor assembly
05/29/2013CN202953860U Basalt fiber carrier for water treatment
05/29/2013CN202951405U Plate-frame type membrane filtration component
05/29/2013CN103124698A Method and device for anaerobically treating wastewater containing terephthalic acid
05/29/2013CN103124697A Membrane air diffuser
05/29/2013CN103123977A Simultaneous nitrogen and phosphorus removal microbial fuel cell
05/29/2013CN103122332A Achromobacter xylosoxidans subsp.xylosoxidans LH-N25 and heterotrophic nitrification and aerobic denitrification microorganism bactericide and preparation method and use thereof
05/29/2013CN103122316A Phlebia acerina strain and application thereof in degrading metalaxyl pesticide residue
05/29/2013CN103122312A Microorganism composition for degrading acetochlor and/or butachlor and application of microorganism composition
05/29/2013CN103121778A Method for treatment and resource utilization of sludge based on low-pressure catalytic thermal hydrolysis and application of method
05/29/2013CN103121759A Microporous aerator
05/29/2013CN103121758A Method for purifying arsenic and nitrate in sewage by anaerobic ferrite oxidization and denitrifying bacteria
05/29/2013CN103121757A Method for controlling cyanobacterial bloom by lymnaea
05/29/2013CN103121756A Hydrolysis/aerobic cycle suspension activated sludge process and device for deep treatment of waste water
05/29/2013CN103121755A Novel composite circulating high-efficiency biological reaction sewage treatment system
05/29/2013CN103121754A Denitrification and dephosphorization technique
05/29/2013CN103121753A Back flush method of anaerobic ammoxidation biological filter
05/29/2013CN103121752A Method for processing urban sewage nitrifying liquid by sludge fermentation and denitrification coupled with anaerobic ammonia oxidation
05/29/2013CN103121751A Anaerobic treatment process for high concentration degradation-resistant organic wastewater
05/29/2013CN103121750A High-efficiency culture method of urban domestic sewage nitrosation granule sludge
05/29/2013CN103121749A Microporous aerator
05/29/2013CN103121748A Bank-hung type river slope landscape biological purifying curtain
05/29/2013CN103121747A Three-dimensional artificial aquatic weed and usage method thereof
05/29/2013CN103120135A Pollution-free pelteobagrus fulvidraco breeding method
05/29/2013CN102676431B Denitrifying bacteria and aquatic plant-microbe combined rehabilitation method using same
05/29/2013CN102676423B Reductive chromium ion bacillus thuringiensis YB-03 and cultivation method and application of reductive chromium ion bacillus thuringiensis YB-03
05/29/2013CN102616912B Method for adsorbing lead in wastewater by using composite magnetic biological adsorbent
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