| Patents for C02F 3 - Biological treatment of water, waste water, or sewage (46,453) |
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| 08/29/2012 | CN202406062U Solar power supply system for mobile platform for verification and evaluation of biological sewage treatment technology |
| 08/29/2012 | CN202400930U Low-sludge-yield printing and dyeing wastewater treatment system |
| 08/29/2012 | CN202400906U Subsurface constructed wetland sewage treating system |
| 08/29/2012 | CN202400905U Device for purifying lake water by using microbial fuel cell and combined ecological floating bed |
| 08/29/2012 | CN202400904U Denitrification-dephosphorization water purifier |
| 08/29/2012 | CN202400903U Integrated hydrolyzing and acidizing device for pharmaceutical wastewater treatment |
| 08/29/2012 | CN202400902U Biochemical treatment reactor with magnetic field enhancing function |
| 08/29/2012 | CN202400901U Aerating and backwashing device |
| 08/29/2012 | CN202400900U Cyclic activated sludge system (CASS) reaction tank for treating pharmaceutical waste water |
| 08/29/2012 | CN202400899U Improved aeration biofilter |
| 08/29/2012 | CN202400898U Biochemical cooling device for waste leachate treatment system |
| 08/29/2012 | CN202400867U Novel shell of sewage treater |
| 08/29/2012 | CN202400864U Novel multifunctional ecological restoration filler pipe |
| 08/29/2012 | CN1424984B Process and system for treatment of wastes streams containing water-soluble polymers |
| 08/29/2012 | CN102649936A Compound microorganism fungicide for improving water quality of culturing water body and preparation method |
| 08/29/2012 | CN102649613A Recycling processing technology for legumelin wastewater |
| 08/29/2012 | CN102649603A High-activity and high-efficiency solid biological substrate-improving granule |
| 08/29/2012 | CN102649602A Floating bed anti-grounding equipment for sewage treatment |
| 08/29/2012 | CN102649601A Orange segment type micro-porous aeration system |
| 08/29/2012 | CN102649600A Online-cleaning MBR (Membrane Bioreactor) membrane set device |
| 08/29/2012 | CN102649599A Microbubble type self-closing aerator |
| 08/29/2012 | CN102649598A Diffusing cylinder and aerobic groove having the same |
| 08/29/2012 | CN102249478B Deep nitrogen and phosphorus removal process for surface water body |
| 08/29/2012 | CN102168032B Staphylococcus bacterial strain HGMC 412 for degrading marine organic matters and application thereof |
| 08/29/2012 | CN102153234B Serial drop water composite wetland system for treating non-point pollution |
| 08/29/2012 | CN102139955B Multistage recirculation reactor for anaerobic sludge |
| 08/29/2012 | CN102126785B Device for sorting sludge with high sedimentation performance by activated sludge process and process |
| 08/29/2012 | CN102102088B Production method of petroleum hydrocarbon pollutant-degrading bacterium |
| 08/29/2012 | CN102092845B Water treatment method for stabilizing water outlet quality |
| 08/29/2012 | CN102060390B Auxiliary purification device of sewage conveying pipeline |
| 08/29/2012 | CN102060375B Spiral filler |
| 08/29/2012 | CN102040283B Oligodynamic courtyard type landscaped treating device for rural domestic sewage through artificial wetland |
| 08/29/2012 | CN102030405B Up-flow bio-filtration processing device using EPE filter material and processing method thereof |
| 08/29/2012 | CN102010067B Unpowered reoxygenation water inflow system of subsurface flow artificial wetland in northern cold region |
| 08/29/2012 | CN102001798B Method and system for deep purification of drinking water by adopting oxidation-resistant film |
| 08/29/2012 | CN102001752B Method for building ecological interception ditch plant community by taking Phalaris canariensis as dominant species |
| 08/29/2012 | CN101993151B Loop control method for biochemical sewage treatment process |
| 08/29/2012 | CN101973642B Method for preparing sustained-release carbon material by using low molecular weight polylactic acid |
| 08/29/2012 | CN101746893B Unpowered siphonic decant method and device |
| 08/29/2012 | CN101723545B Treating method of high concentration hard-degradation organic waste water |
| 08/29/2012 | CN101698552B Method for treating domestic sewage with reinforced capillary infiltration trench system |
| 08/29/2012 | CN101675732B Ecological treatment and seedling attaching method of shellfish attaching bases |
| 08/29/2012 | CN101400610B Water purifying apparatus, water supply system, and pump device |
| 08/29/2012 | CN101297035B Plant capable of accumulating inorganic phosphate at high level and use of the plant |
| 08/29/2012 | CN101274783B Method of treating at a high-temperature waste liquid from production plant for hydrocarbons or oxygen-containing compounds |
| 08/28/2012 | US8252183 Treating nitorogen-contaminated wastewaters |
| 08/28/2012 | US8252182 Subsurface upflow wetland system for nutrient and pathogen removal in wastewater treatment systems |
| 08/28/2012 | US8251353 Device for fixing a perforated aeration membrane |
| 08/23/2012 | WO2012112679A2 Method and system for treating wastewater and sludges by optimizing sc02 for anaerobic autotrophic microbes |
| 08/23/2012 | WO2012112569A2 Method and system for controlling carbon source feed to denitrification filters |
| 08/23/2012 | WO2012112136A1 Organism metabolites for removal of pollutants from brine |
| 08/23/2012 | WO2012111987A2 Stirring device for water treatment |
| 08/23/2012 | WO2012111972A2 Water circulating device installed in a park or lake |
| 08/23/2012 | WO2012109900A1 Method and system for wastewater treatment based on dissolved oxygen control by fuzzy neural network |
| 08/23/2012 | WO2012050392A3 Container in which biofilm formation-inhibiting microorganisms are immobilized, and water treatment apparatus using membrane using same |
| 08/23/2012 | US20120214198 Algaculture method |
| 08/23/2012 | US20120211417 Method and System for Controlling Carbon Source Feed to Denitrification Filters |
| 08/23/2012 | US20120211416 System and method for enhancing a wastewater treatment process |
| 08/23/2012 | US20120211406 Segmental bio-retention basin system |
| 08/23/2012 | DE102008005412B4 Entsäuerung von schwefelsauren Tagebaugewässern Acidification of sulphate of open pit waters |
| 08/23/2012 | CA2826637A1 Method and system for controlling carbon source feed to denitrification filters |
| 08/22/2012 | EP2489639A1 Waste water cleaning system, washing device, and ink jet printer system |
| 08/22/2012 | EP2488458A2 Cooling system comprising a bio-filter and method for operating said system |
| 08/22/2012 | EP2488457A1 Anaerobic/aerobic liquid purification system and method therefor |
| 08/22/2012 | CN202392085U Speed reducer for inverted-umbrella aerator |
| 08/22/2012 | CN202391172U Ecological swimming pool |
| 08/22/2012 | CN202391027U Roof wetland system |
| 08/22/2012 | CN202390804U Filter dam system |
| 08/22/2012 | CN202390419U System for recycling methane during papermaking wastewater treatment |
| 08/22/2012 | CN202390294U Membrane biological treatment device for sewage |
| 08/22/2012 | CN202390288U Manual composite earth layer strengthening elimination of endocrine disrupter |
| 08/22/2012 | CN202390286U Front-mounted treatment system for landscape water system |
| 08/22/2012 | CN202390285U Corrugated paper wastewater recycling system |
| 08/22/2012 | CN202390257U Ecological base for treating lake water pollution |
| 08/22/2012 | CN202390256U Rural domestic sewage treating facility |
| 08/22/2012 | CN202390255U Water distribution device for large-scale constructed wetland sewage treatment system |
| 08/22/2012 | CN202390254U Filtering garden system for treating rainwater and domestic sewage |
| 08/22/2012 | CN202390253U Drinking water ecological repairing and filtering system |
| 08/22/2012 | CN202390252U Waste fluid treatment device |
| 08/22/2012 | CN202390251U Simple upflow blanket filter (UBF) reactor |
| 08/22/2012 | CN202390250U Wind power oxygen supply device |
| 08/22/2012 | CN202390249U Membrane biological reaction tank for impacting and cleaning membrane modulus device |
| 08/22/2012 | CN202390248U Purification device of MBR (membrane bioreactor) |
| 08/22/2012 | CN202390247U Mold of immobilized microorganism cell carrier |
| 08/22/2012 | CN202390246U Inversed umbrella shaped aeration impeller |
| 08/22/2012 | CN202390245U Wind energy oxygen supplying type rural domestic sewage treating device |
| 08/22/2012 | CN202390244U Lifting device for reverse umbrella aerator |
| 08/22/2012 | CN202390243U Waste water treatment device |
| 08/22/2012 | CN202390242U Reclaimed water reuse bio-treatment instrument |
| 08/22/2012 | CN202390241U Biological filtering device |
| 08/22/2012 | CN102646843A Method for leaching Cobalt (III) (Co (III)) of lithium cobalt oxide in chemical cathode microbial fuel cell |
| 08/22/2012 | CN102643748A Sludge-reduced microorganism combined dominant population in sewage processing |
| 08/22/2012 | CN102642990A Constructed wetland sewage treatment nitrous oxide discharging control system |
| 08/22/2012 | CN102642933A Anaerobic microorganism applied in degrading phenol-containing wastewater and method for degrading phenol-containing wastewater by using same |
| 08/22/2012 | CN102642932A Biological manganese oxide membrane bioreactor and method utilizing same to treat sewage containing pharmaceutical and personal care products (PPCPs) |
| 08/22/2012 | CN102642931A Synthesis of biological agent rich in phosphorous content in natural water resources and application thereof |
| 08/22/2012 | CN102642930A Method for treatment of metal waste water by sulfate reducing bacteria growing up with electric current |
| 08/22/2012 | CN102642929A Artificial light source adjusting method utilizing chlorella to purify pig manure waste water |
| 08/22/2012 | CN102642928A Method for improving treatment effect of tower-type earthworm ecological filter tank by regulating and controlling inflow water pollutant load |
| 08/22/2012 | CN102642927A Automatic oxygen supply type constructed wetland device |