| Patents for C02F 3 - Biological treatment of water, waste water, or sewage (46,453) |
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| 04/27/2011 | CN102030405A Up-flow bio-filtration processing device using EPE filter material and processing method thereof |
| 04/27/2011 | CN102030404A FANA wastewater treatment device |
| 04/27/2011 | CN102030403A Fluidized bed-type biological treatment apparatus |
| 04/27/2011 | CN102029107A Method for processing leather-making malodorous gas by biological filter |
| 04/27/2011 | CN101767879B Application of aucuba japonica in treating livestock and poultry raising wastewater |
| 04/27/2011 | CN101708399B Preparation method of porous slag filter material |
| 04/27/2011 | CN101654315B Electrical biofortification domestic sewage treatment device |
| 04/27/2011 | CN101654298B Sewage treatment device and treatment method |
| 04/27/2011 | CN101643273B Device and method applicable to anaerobic treatment of solid and liquid mixed sewage of breeding field |
| 04/27/2011 | CN101633541B Integrated technology for deep purification treatment for printing and dyeing waste water |
| 04/27/2011 | CN101624252B Efficient treatment process for printing and dyeing waste water |
| 04/27/2011 | CN101617604B Easy planting method for lake submerged plant through water interception |
| 04/27/2011 | CN101575146B Self-anchored immersed ecological filter bed and method thereof for in situ purifying micro-polluted surface water |
| 04/27/2011 | CN101565230B Micron bubble-generating device and special cyclone thereof |
| 04/27/2011 | CN101560039B Landfill leachate wastewater treatment system and process thereof |
| 04/27/2011 | CN101549938B Method for treating waste water containing high concentration of organosilicon |
| 04/27/2011 | CN101481198B Deep treatment method for domestic sewage of coal mining area |
| 04/27/2011 | CN101481195B Anaerobic-aerobic combined biological treatment method for oily wastewater of cold rolling mill |
| 04/27/2011 | CN101475249B Method for treating cultivation wastewater by using microbial flocculant and compound fertilizer obtained thereby |
| 04/27/2011 | CN101417849B Design calculation method for expansion of sewage disposal plant |
| 04/27/2011 | CN101402502B Treatment method and apparatus for mifepristone wastewater |
| 04/27/2011 | CN101348306B Process for degrading cultivation waste water nitrite using immobilized nitrifying bacteria |
| 04/27/2011 | CN101343129B Pretreatment technique for decolorization of wastewater at middle plate of paper-making pulping |
| 04/27/2011 | CN101343110B Controlled release capsule with city appearance water body denitrification dephosphorization function |
| 04/27/2011 | CN101333043B Bioreactor for treating landscape water body |
| 04/27/2011 | CN101275119B Application of bdellovibrio to eliminating pathogen in freshwater product and culture water thereof |
| 04/27/2011 | CN101186909B Embedding immobilization method for anaerobic ammoxidation mixed culture |
| 04/27/2011 | CN101175700B Method for biological disposal of organic wastewater and biological disposal apparatus |
| 04/27/2011 | CN101157892B Production method of solid preparation for degradation of ammonia nitrogen and nitrite |
| 04/26/2011 | US7931808 Sequencing batch reactor with continuous membrane filtration and solids reduction |
| 04/26/2011 | US7931807 Method for removing contaminants from ground water |
| 04/26/2011 | US7931806 Wastewater treatment method and apparatus, biosolids-based food additive, and business application |
| 04/26/2011 | CA2622431C Air injection into the vadose zone to aerobically degrade volatile organic compounds in groundwater and inhibit subsurface landfill gas migration |
| 04/21/2011 | WO2011046197A1 Waste water cleaning system, washing device, and ink jet printer system |
| 04/21/2011 | WO2011045392A1 Anaerobic/aerobic liquid purification system and method therefor |
| 04/21/2011 | WO2011045071A2 Cooling system and method for the operation thereof |
| 04/21/2011 | WO2010148044A3 A method to reduce sludge generation in wastewater treatment systems |
| 04/21/2011 | WO2010147683A9 Systems and devices for treating and monitoring water, wastewater and other biodegradable matter |
| 04/21/2011 | US20110093964 Uranium-chelating peptides and uses thereof |
| 04/21/2011 | US20110091960 Compositions and Methods for Detection of Antibody Binding to Cells |
| 04/21/2011 | US20110091605 Process for extracting bioactive calcium ion |
| 04/21/2011 | US20110089108 Aeration and filtration system and process for treating wastewater |
| 04/21/2011 | US20110089107 Intimate coupling of photocatalysis and biodegradation in a photocatalytic circulating-bed biofilm reactor |
| 04/21/2011 | US20110089106 Dynamic anaerobic aerobic (dana) reactor |
| 04/21/2011 | US20110089105 Hybrid aerobic and anaerobic wastewater and sludge treatment systems and methods |
| 04/21/2011 | DE102009049831A1 Kühlanlage und Verfahren zu deren Betrieb Cooling system and method for its operation |
| 04/21/2011 | DE102009037760A1 Kupplungselement zum Anschluss eines Belüftungskörpers einer Gewässer-Belüftungseinrichtung Coupling element for connecting a vent body of a pond aeration device |
| 04/21/2011 | CA2771354A1 Systems, apparatuses, and methods for treating wastewater |
| 04/20/2011 | EP2311129A1 An improved cathode design |
| 04/20/2011 | EP2310115A1 Filter unit for treating water and other liquid media |
| 04/20/2011 | EP1567249B1 Mixing chamber |
| 04/20/2011 | CN201803883U Planktonic animal separating device |
| 04/20/2011 | CN201801446U Sewage separation purifying box |
| 04/20/2011 | CN201801445U Integrated wastewater treatment device for circular reaction in aerobic fluidized bed |
| 04/20/2011 | CN201801443U Distributed sewage regenerator and control system |
| 04/20/2011 | CN201801422U Novel aeration machine |
| 04/20/2011 | CN201801421U Movable composite carrier bacteria bed |
| 04/20/2011 | CN201801420U Dirt removal device of liquid dirt tank |
| 04/20/2011 | CN201801419U Algal-bacterial symbiotic ecological ditch |
| 04/20/2011 | CN201801418U Manmade wetland |
| 04/20/2011 | CN201801417U High-efficiency aeration biological filter tank |
| 04/20/2011 | CN201801416U Anaerobic retort |
| 04/20/2011 | CN201801415U Semi-aboveground type anaerobic reaction tank |
| 04/20/2011 | CN201801414U Connecting piece |
| 04/20/2011 | CN201801413U Tank of membrane purification device |
| 04/20/2011 | CN201801412U Combined microorganism attachment device |
| 04/20/2011 | CN201801411U MBR (membrance biological Reactor) membrane bracket |
| 04/20/2011 | CN201801410U Water treatment packing binding device |
| 04/20/2011 | CN201797863U Aquaculture water quality purification biofilm |
| 04/20/2011 | CN1997602B Method for treating waters by means of a biological reactor in which the speed of continuously injectable air is adjustable and corresponding device |
| 04/20/2011 | CN102021128A Low-temperature-resistant petroleum degradation strains as well as culture method, culture medium and application thereof |
| 04/20/2011 | CN102021126A Salt-resistant degrading bacterium for treating high-concentration persistent organic wastewater and application thereof |
| 04/20/2011 | CN102021118A Preparation method of liquid inoculant of aboriginal probiotic bacillus megaterium, bacillus mucilaginosus and azotobacter chroococcum |
| 04/20/2011 | CN102020402A Energy-saving sewage treatment method by membrane biological reactor (MBR) process |
| 04/20/2011 | CN102020401A An anti-impact load livestock farm sewage treatment device and treatment method thereof |
| 04/20/2011 | CN102020400A Medium and small town centralized domestic sewage treatment method and device |
| 04/20/2011 | CN102020399A U-shaped overflow soil filtration treatment device for domestic sewage |
| 04/20/2011 | CN102020398A Purified water processing method and processing device |
| 04/20/2011 | CN102020397A Circular attaching-suspending microorganism sewage purification system |
| 04/20/2011 | CN102020396A Method for treating domestic sewage |
| 04/20/2011 | CN102020395A Decentralized sewage treatment method |
| 04/20/2011 | CN102020394A Sewage treatment system |
| 04/20/2011 | CN102020393A Composite artificial wetland denitrifying and dephosphorizing device for surface flow-vertical underflow-two level surface flow |
| 04/20/2011 | CN102020392A Dyeing reclaimed water recycling process and equipment |
| 04/20/2011 | CN102020360A Treatment method of rubber production wastewater |
| 04/20/2011 | CN102020359A Method for removing cadmium and dichlorophenol in wastewater simultaneously by utilizing P.chrysosporium |
| 04/20/2011 | CN102020358A Application of centella asiatica in treatment of livestock and poultry breeding wastewater |
| 04/20/2011 | CN102020357A Application of chamaedorea elegan in processing livestock and poultry cultivating wastewater |
| 04/20/2011 | CN102020356A Application of begonia fimbristipula hance in treating livestock and poultry raising wastewater |
| 04/20/2011 | CN102020355A Reinforced type complex ecological floating island |
| 04/20/2011 | CN102020354A Artificial wetland device for accurately grasping uniformly-collected water and internal mechanism |
| 04/20/2011 | CN102020353A Hydrolysis and acidification reactor for high-concentration sludge bed |
| 04/20/2011 | CN102020352A Non-blocking biological tricking filter |
| 04/20/2011 | CN101704616B Bioactive percolated domestic sewage treatment device |
| 04/20/2011 | CN101643272B Integrated bio-contact oxidation pond |
| 04/20/2011 | CN101638267B Method for quickly starting shortcut nitrification of ammonia-containing wastewater |
| 04/20/2011 | CN101628773B Treatment process of copper-iron-contained high-concentration acidic mine wastewater |
| 04/20/2011 | CN101622957B Manufacture method and application of anti-storm net wing |
| 04/20/2011 | CN101597120B Micro-aerated biological filter |
| 04/20/2011 | CN101580329B Device for anaerobic removal of organic matters in municipal sewage and denitrification of autotrophic organism and method |