| Patents for C02F 3 - Biological treatment of water, waste water, or sewage (46,453) |
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| 06/29/2011 | CN102107989A Treatment method of potato type non-grain starch fuel ethanol distiller solution |
| 06/29/2011 | CN102107987A Modular anaerobic digestion system |
| 06/29/2011 | CN102107986A Inner circulation type sequencing batch reactor with membrane separation tank and water treatment method |
| 06/29/2011 | CN102107984A Integrated device for rural dispersive sewage treatment |
| 06/29/2011 | CN102107983A Duplex landscape ecological pond system used for advanced purification of regenerated water |
| 06/29/2011 | CN102107982A Ecological engineering combination technology for deep purification of nutritive salts in reclaimed water |
| 06/29/2011 | CN102107981A High-efficiency method for treating arsenic-containing wastewater |
| 06/29/2011 | CN102107958A Method for performing advanced treatment and reuse on oil-refining sewage and matched device |
| 06/29/2011 | CN102107951A Microbialactivity enhancing liquid agent for sewage treatment |
| 06/29/2011 | CN102107950A Filter material for artificial wetland |
| 06/29/2011 | CN102107949A Aeration-enhancing type vertical-flow filter bed |
| 06/29/2011 | CN102107948A Solar biological floating bed device for purifying eutrophic water |
| 06/29/2011 | CN102107947A Aeration biological filter chamber facility |
| 06/29/2011 | CN102107946A Technique for treating organophosphorus pesticide wastewater under photocatalysis |
| 06/29/2011 | CN102107945A Subsurface-flow aerator |
| 06/29/2011 | CN102107924A Method for comprehensively recovering and treating furfural industrial wastewater |
| 06/29/2011 | CN102107114A Device for treating organic waste gas generated by digestion of sludge |
| 06/29/2011 | CN101781022B Anaerobic bioreactor of air -lift type expanded bed |
| 06/29/2011 | CN101759291B System for realizing high value utilization of digestive juice and method therefor |
| 06/29/2011 | CN101708918B Improved integrated A/O sewage treatment equipment |
| 06/29/2011 | CN101704608B Distributed sewage advanced treatment device with sludge treatment and method thereof |
| 06/29/2011 | CN101696054B Method for promoting growth and nitrification activity of amine salt oxidizing bacteria in activated sludge |
| 06/29/2011 | CN101693577B Electrolytic-biological anaerobic reactor and technique thereof |
| 06/29/2011 | CN101671093B Solar rural domestic sewage treating device and technique thereof |
| 06/29/2011 | CN101643280B Microbial water-purifying agent and preparation method thereof |
| 06/29/2011 | CN101633545B Integrated biological and ecological cooperative sewage treatment method and reactor |
| 06/29/2011 | CN101549936B A method using white-rot fungus and carrier to process persistent wastewater |
| 06/29/2011 | CN101508513B Sewage sludge decrement process for reinforcing removal of nitrogen and phosphor in sewage water |
| 06/29/2011 | CN101503244B Strengthened autotrophs desulphurization apparatus with complex function |
| 06/29/2011 | CN101386821B Special effect ammonifiers and waste water processing method using thereof |
| 06/29/2011 | CN101265000B Method for treating waste water in grape wine brewage |
| 06/28/2011 | US7967984 Apparatus for water treatment and method of treating water |
| 06/28/2011 | US7967979 Bi-phasic bioretention system |
| 06/23/2011 | WO2011075666A1 Peak flow management in wastewater treatment using direct membrane filtration |
| 06/23/2011 | WO2011074554A1 Diffuser tube |
| 06/23/2011 | WO2011073744A1 Method of treating wastewater and producing an activated sludge having a high biopolymer production potential |
| 06/23/2011 | WO2011072369A1 Anaerobic treatment system and device |
| 06/23/2011 | WO2011003097A3 Microbial mediated chemical sequestering of phosphate in a closed-loop recirculating aquaculture system |
| 06/23/2011 | US20110147304 Biological and Ballasetd Flocculation Treatment of Wastewater |
| 06/23/2011 | US20110147303 Bioretention System With High Internal High Flow Bypass |
| 06/23/2011 | CA2784620A1 Method of treating wastewater and producing an activated sludge having a high biopolymer production potential |
| 06/23/2011 | CA2784198A1 Anaerobic treatment system and device |
| 06/23/2011 | CA2784130A1 Diffusion aeration for water and wastewater treatment |
| 06/22/2011 | EP2336292A1 Method and device for fermenting low viscosity material |
| 06/22/2011 | EP2334969A1 Fixing device for pipe aerator for waste water purification |
| 06/22/2011 | EP2172430B1 A method for removing the contamination of c, n utilizing heterotrophic ammonia-oxidizing bacteria |
| 06/22/2011 | CN201874038U Agricultural water taking device |
| 06/22/2011 | CN201873597U U-type overflowing domestic sewage soil-filtration processing unit |
| 06/22/2011 | CN201873592U Biological treatment device for waste water |
| 06/22/2011 | CN201873579U Roots blower for sewage treatment |
| 06/22/2011 | CN201873578U Roots blower |
| 06/22/2011 | CN201873577U Aeration device of aeration tank |
| 06/22/2011 | CN201873574U Integrated type artificial ecological floating island module |
| 06/22/2011 | CN201873573U Micro-nanometer air floating vertical underflow type constructed wetlands sewage treatment device |
| 06/22/2011 | CN201873572U Improved four-ditch type oxidation ditch |
| 06/22/2011 | CN201873571U Active sludge reacting and separating device with sponge base material for sewage |
| 06/22/2011 | CN201873570U Anaerobic tank for treatment of sulfate wastewater |
| 06/22/2011 | CN201873569U Novel laminated immersion type flat membrane element |
| 06/22/2011 | CN201873568U Quincunx water treatment fluidized biological suspended packing |
| 06/22/2011 | CN201873567U High-efficiency sewage purification trickling filter system |
| 06/22/2011 | CN201873566U Aeration tank |
| 06/22/2011 | CN201871250U Vertical flow type facultative sedimentation basin |
| 06/22/2011 | CN102105410A Floating cell and island with a floating macrophyte filter |
| 06/22/2011 | CN102105409A Methods and apparatus for processing organic waste |
| 06/22/2011 | CN102102088A Production method of petroleum hydrocarbon pollutant-degrading bacterium |
| 06/22/2011 | CN102101747A Three-stage anaerobic two-stage aerobic inner circulation reclaimed water treater |
| 06/22/2011 | CN102101738A Wastewater treatment process of flat membrane bioreactor and reverse osmosis comprehensive membrane integrated system |
| 06/22/2011 | CN102101737A Alkaline organic wastewater treatment process |
| 06/22/2011 | CN102101736A Sewage treatment system based on artificially intensified ecological filtering bed and application of sewage treatment system |
| 06/22/2011 | CN102101730A Gas diffusion device for aeration |
| 06/22/2011 | CN102101729A Method for removing heavy metal pollutant from water body by using phanerochete chrysosporium |
| 06/22/2011 | CN102101728A Method for treating papermaking sewage with microorganism |
| 06/22/2011 | CN102101727A Method for removing chlorobenzene in water body with cladophora glomerata |
| 06/22/2011 | CN102101726A Method for removing fluoride from water body by using cladophora glomerata |
| 06/22/2011 | CN102101725A Multifunctional lake ecology restoration simulation device and use method as well as application |
| 06/22/2011 | CN102101724A In-situ restoring method of eutrophic pond culture water |
| 06/22/2011 | CN102101723A Combined artificial fish reef-biological grid water body purification method and device |
| 06/22/2011 | CN102101722A Novel membrane bioreactor for treating pig farm wastewater |
| 06/22/2011 | CN102101721A Integrated biological nitrogen removal sewage treatment device |
| 06/22/2011 | CN102101720A Device and method for denitrification of single stage autotroph in low-cellulose nitrate (CN) high-ammonia nitrogen waste water |
| 06/22/2011 | CN102101719A Integral MBR sewage treating and recycling method and treatment device |
| 06/22/2011 | CN102101718A Sludge hydrolysis acidification coupling denitrification device and treatment method thereof |
| 06/22/2011 | CN102101717A Flexible carrier biological contacting oxidation in-situ strength processing method and device for water in rivers and lakes |
| 06/22/2011 | CN102101716A Pyramidal multilayer thin sewage flow oxidation treatment tank |
| 06/22/2011 | CN102101121A Garbage decomposition liquid ecological utilization system |
| 06/22/2011 | CN101774729B Integral biological reactor based on short-range simultaneous denitrification and application thereof |
| 06/22/2011 | CN101708932B Sludge carbon source two-stage alkaline hydrolysis acidizing recovery method |
| 06/22/2011 | CN101708898B Quasi-undercurrent aeration constructed wetlands |
| 06/22/2011 | CN101665307B Rubbish leachate treatment method |
| 06/22/2011 | CN101659476B Optimized design method of membrane bioreactor system |
| 06/22/2011 | CN101643274B Composite folded plate anaerobe reactor |
| 06/22/2011 | CN101638270B System for biochemically treating wastewater with high ammonia nitrogen concentration |
| 06/22/2011 | CN101628772B Short distance denitrifying dephosphatation double-sludge technique taking granular sludge as medium and device thereof |
| 06/22/2011 | CN101597125B Technology of treating coking wastewater by biomembrance process |
| 06/22/2011 | CN101590343B Filter structure |
| 06/22/2011 | CN101580305B Wetland governance method for improving ecological environmental in reservoir falling zone |
| 06/22/2011 | CN101514052B Biological floating island and construction method thereof |
| 06/22/2011 | CN101475289B Reinforced biological reaction tank and reinforced undercurrent wetland processing system |
| 06/22/2011 | CN101462790B Modified bio-filter stuffing |
| 06/22/2011 | CN101293701B Trapezia flat-plate membrane component for strengthening pollution resistant function of aeration in membrane bioreactor |