| Patents for C02F 3 - Biological treatment of water, waste water, or sewage (46,453) |
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| 07/10/2013 | CN203048663U Flexible pipe micropore oxygenating and aerating device |
| 07/10/2013 | CN203048662U Aerobic type dissolution tank |
| 07/10/2013 | CN203048661U Improved biological aerated filter |
| 07/10/2013 | CN203048660U Biological contact oxidation pond |
| 07/10/2013 | CN203048659U Membrane bioreactor |
| 07/10/2013 | CN203048658U Aeration system |
| 07/10/2013 | CN203048657U Suspended-bed biological aerated filter reactor |
| 07/10/2013 | CN203048656U Floating type folding biofilm carrier fixed frame |
| 07/10/2013 | CN203048655U Novel carbon fiber water treating device |
| 07/10/2013 | CN203043870U Spiral gear reducing submersible flow propeller for liquid stirring flow propelling |
| 07/10/2013 | CN203043739U Composite type water purifying and filtering material |
| 07/10/2013 | CN203043687U Floc self-filtering device for sewage treatment |
| 07/10/2013 | CN103201224A Methods for improving membrane bioreactor systems |
| 07/10/2013 | CN103201223A Membrane diffuser having counterflow prevention function |
| 07/10/2013 | CN103199291A Microbial fuel cell device suitable for treatment of high-concentration organic wastewater |
| 07/10/2013 | CN103197544A Sewage disposal process multi-purpose control method based on nonlinear model prediction |
| 07/10/2013 | CN103197539A Wastewater disposal intelligent optimization control aeration quantity method |
| 07/10/2013 | CN103194314A Method for treating waste oil |
| 07/10/2013 | CN103194050A Preparation method of mixture of polyester and thermoplastic starch rich in starch and application thereof |
| 07/10/2013 | CN103193329A Biological agent for controlling excessive propagation of blue-green algae of aquaculture water and preparation method of biological agent |
| 07/10/2013 | CN103193328A Ecological dam for purifying water body |
| 07/10/2013 | CN103193327A Bionic water treatment device adopting spiral stagger spatial-full-surface structure |
| 07/10/2013 | CN103193326A Automatic motor-free domestic wastewater reusing device |
| 07/10/2013 | CN103193325A In-situ and bypass combined purifying method of tail water-supplied urban watercourse of sewage plant |
| 07/10/2013 | CN103193324A Purification method of aquaculture sewage and ecological floating bed based on method |
| 07/10/2013 | CN103193323A Method for ecologically remedying water by utilizing aizoon stonecrop |
| 07/10/2013 | CN103193322A Rockery waterscape system with self-purification capacity and application of rockery waterscape system |
| 07/10/2013 | CN103193321A Sludge self-circulation dispersed sewage treatment device applicable to directly-discharged water body and method thereof |
| 07/10/2013 | CN103193320A Efficient autotrophic denitrification method of bacterial filter |
| 07/10/2013 | CN103193319A Treatment process of high ammonia nitrogen landfill leachate |
| 07/10/2013 | CN103193318A Wastewater processing apparatus |
| 07/10/2013 | CN103193317A Reinforced denitrification method for three-dimensional electrode biological film |
| 07/10/2013 | CN103193316A Method for biologically treating cadmium-containing wastewater |
| 07/10/2013 | CN103193315A Method for preparing bioactive filler through immobilization of anaerobic ammonia oxidizing bacterium |
| 07/10/2013 | CN103193314A Sludge self-circulation dispersed sewage treatment device applicable to sewage reuse and method thereof |
| 07/10/2013 | CN103193313A Two-stage fluidized bed-membrane bioreactor and method of treating coking wastewater by using two-stage fluidized bed-membrane bioreactor |
| 07/10/2013 | CN103193312A Device and method for biologically removing cadmium metal in underground water |
| 07/10/2013 | CN103191644A Filtration apparatus |
| 07/10/2013 | CN103190310A Water plant floating bed |
| 07/10/2013 | CN102851236B Acinetobacter and construction method and application thereof |
| 07/10/2013 | CN102776128B Microbial compound bacteria agent for treating oilfield fracturing flowback fluid, and preparation method of microbial compound agent |
| 07/10/2013 | CN102757131B Water quality ameliorant for aquaculture |
| 07/10/2013 | CN102642924B Method for quickly starting completely autotrophic nitrogen removal over nitrite process on sewage on conditions of constant temperature and low ammonia nitrogen |
| 07/10/2013 | CN102627353B Nitration denitrificatoin and filter method for double-sludge series-connection aeration biofilter, and nitration denitrification and filter device |
| 07/10/2013 | CN102603083B Biological nanocomposite materials for removing organic matter out of water |
| 07/10/2013 | CN102603080B Rapid starting method for high-iron and manganese underground water biological purification filtering layer |
| 07/10/2013 | CN102583718B MBBR (Moving Bed Biofilm Reactor) packing material negative pressure and positive pressure conveying method and device |
| 07/10/2013 | CN102531175B Phenol inhibition-coupled low temperature short-cut denitrification method |
| 07/10/2013 | CN102515366B Microbiological degradation method for nitrobenzene industrial wastewater |
| 07/10/2013 | CN102515350B Apparatus and method for nitrogen removal by combining garbage leachate SBR and anaerobic ammoxidation |
| 07/10/2013 | CN102502963B Multi-mode sequencing batch active sludge sewage treatment method and system |
| 07/10/2013 | CN102417233B Hydrodynamic cavitation oxygen aerator |
| 07/10/2013 | CN102399700B Phenol degradation fungus and application thereof |
| 07/10/2013 | CN102381764B Method for improving running effect of artificial wetland in winter |
| 07/10/2013 | CN102359172B City life residential area rainwater shunting, collecting and disposal system |
| 07/10/2013 | CN102358641B Anaerobic treatment method |
| 07/10/2013 | CN102349401B Underwater impending planting method for waterweed and waterweed suspension bed device in underwater ecological restoration |
| 07/10/2013 | CN102250770B Microbial agent and preparation method and application thereof |
| 07/10/2013 | CN102060373B Wind-powered micro aeration device |
| 07/10/2013 | CN101977853B Method and device for the treatment of waste water |
| 07/10/2013 | CN101921710B Repairing agent for microbes in water bodies of excessive culture zones |
| 07/10/2013 | CN101880111B Real-time control device and method for deep denitrification and dephosphorization of A2/O-BAF (Biological Aerated Filter) process |
| 07/10/2013 | CN101844830B Wastewater treatment method |
| 07/10/2013 | CN101790411B Membrane cleaning with pulsed airlift pump |
| 07/10/2013 | CN101757853B External pressure-type hollow fiber membrane module with antipollution structure and cleaning system |
| 07/10/2013 | CN101456645B Process for biological treatment of organic waste water and apparatus therefor |
| 07/09/2013 | US8480902 Biofilm remediation of acid mine drainage |
| 07/09/2013 | US8480901 Methods and products for biomass digestion |
| 07/09/2013 | US8480900 Buoyant water heating device |
| 07/09/2013 | CA2503033C Anaerobic ammonium oxidation for water treatment in recirculating aquaculture |
| 07/04/2013 | WO2013101775A1 Hang on glass upflow algae scrubber embodiments |
| 07/04/2013 | US20130171686 Method of treating mine-influenced water and soil |
| 07/03/2013 | EP2610222A1 Method and plant for combined treatment of liquid organic waste |
| 07/03/2013 | EP2609042A1 Wastewater treatment system |
| 07/03/2013 | EP2609040A2 Water treatment and revitalization system and method |
| 07/03/2013 | CN203033860U Micro-aerobic expansion particle sludge bed- steel slag biological aerated filter sewage treatment system |
| 07/03/2013 | CN203033855U Perfectly mixed-anaerobic filter series integral reactor suitable for high-concentration raw materials |
| 07/03/2013 | CN203033833U Device for degrading microcystis aeruginosa by algicidal bacteria |
| 07/03/2013 | CN203033832U Artificial ecological floating island |
| 07/03/2013 | CN203033831U Compound type surface flow wetland system |
| 07/03/2013 | CN203033830U Combined type floating bed for water ecological restoration |
| 07/03/2013 | CN203033829U Automatic return system for nitrification liquor in A2O sewage treatment |
| 07/03/2013 | CN203033828U Micro-aerobic expansion particle sludge bed wastewater treatment device |
| 07/03/2013 | CN203033827U Intermittent aeration backflow suspending packed bed reactor |
| 07/03/2013 | CN203033826U Urban methane recovery system |
| 07/03/2013 | CN203033825U Pure-oxygen aeration device |
| 07/03/2013 | CN203033824U Cyclic aerator for biological sewage treatment |
| 07/03/2013 | CN203033823U Membrane bio-reactor (MBR) membrane filter for laboratory |
| 07/03/2013 | CN203033822U Suspended biological packing |
| 07/03/2013 | CN203033821U Structure for treating wastewater by using sludge |
| 07/03/2013 | CN203033820U Membrane bio-reactor (MBR) device for strengthening nitrolysis |
| 07/03/2013 | CN203033819U Micro-bubble oxygen-rich aeration system for generating oxygen in site |
| 07/03/2013 | CN203033818U Rotary adjusting tank with water distributed on slope |
| 07/03/2013 | CN203033817U Upright submersible aeration mixer |
| 07/03/2013 | CN203033816U Outlet water interception device and reaction tank for sewage treatment |
| 07/03/2013 | CN103184177A 6-aminopenicillanic acid degrading bacterium and screening method thereof |
| 07/03/2013 | CN103184174A Production method of bacillus subtilis biological agent used for sodium humate-containing feed in medium |
| 07/03/2013 | CN103184156A Scenedesmus algal strain and its use |
| 07/03/2013 | CN103183414A Manufacturing method of microbiological treatment system nutrient solution |
| 07/03/2013 | CN103183413A Ecologic purifying system for water |