| Patents for C02F 3 - Biological treatment of water, waste water, or sewage (46,453) |
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| 09/04/2013 | CN203173881U Device for PACT (Powdered Activated Carbon Treatment) process |
| 09/04/2013 | CN203173880U System for controlling aeration rate of membrane pool |
| 09/04/2013 | CN203173879U Biological reactor based on automatic float sludge crushing and circulating |
| 09/04/2013 | CN103282315A Self-sustained bio-igester for onboard degradation of human waste |
| 09/04/2013 | CN103282311A Method and apparatus for treatment of water containing organic material |
| 09/04/2013 | CN103278344A Comprehensive oxygenating performance determinator for aerator under technological state |
| 09/04/2013 | CN103276696A Underwater revetment based on ecological bags and water body ecological management method |
| 09/04/2013 | CN103275992A Bromo benzonitrile reduction dehalogenation enzyme gene cluster bhbA2B2 and application thereof |
| 09/04/2013 | CN103275919A Escherichia coli engineering bacteria and preparation method and applications thereof |
| 09/04/2013 | CN103275909A Phthalate degrading bacteria and application thereof |
| 09/04/2013 | CN103275868A Device and method for enriching denitrification-dependent anaerobic methane oxidation bacteria based on intermittent membrane bioreactor |
| 09/04/2013 | CN103274759A Preparation method of biological filler |
| 09/04/2013 | CN103274576A Method for reducing arsenic content of biogas slurry |
| 09/04/2013 | CN103274573A Anaerobic granular sludge partition-type separate collection device |
| 09/04/2013 | CN103274531A Device and method for rapidly purifying polluted surface water bodies in cities and towns |
| 09/04/2013 | CN103274530A Zonal vertical current artificial wetland system with reinforced denitrification function |
| 09/04/2013 | CN103274529A Device and method for prolonging service life of integrated vertical-flow constructed wetland |
| 09/04/2013 | CN103274528A Method for performing ecological restoration for water body by virtue of beta vulgaris |
| 09/04/2013 | CN103274527A Continuous system for treating organic wastewater by using microalgae |
| 09/04/2013 | CN103274526A High-reliability air draining weir |
| 09/04/2013 | CN103274525A Anaerobic membrane bioreactor for treatment of domestic sewage |
| 09/04/2013 | CN103274524A Printing and dyeing wastewater pretreatment method based on anoxic zone phase separation technology |
| 09/04/2013 | CN103274523A Device and method for realizing synchronous anaerobic ammonia oxidation and denitrification anaerobic methane oxidation |
| 09/04/2013 | CN103274522A Spiral water distribution system |
| 09/04/2013 | CN103274521A Internal-circulation aerobic granule sludge bioreactor |
| 09/04/2013 | CN103274520A Ecological membrane bioreactor |
| 09/04/2013 | CN103274519A Black Locust particle/polyvinyl formal composite filler and preparation method thereof |
| 09/04/2013 | CN103274518A Three-dimensional biological rotating disc |
| 09/04/2013 | CN103274517A Novel underwater oxygenation aeration device |
| 09/04/2013 | CN103274516A Rapid nitrification sludge proliferation device |
| 09/04/2013 | CN103272502A Manufacturing method and application of electronegative composite microfiltration membrane |
| 09/04/2013 | CN102826655B Mud film intergrowth combined type membrane bioreactor and method for treating and recycling sewage thereof |
| 09/04/2013 | CN102745808B Preparation method for high-strength pin needle type three-dimensional filler |
| 09/04/2013 | CN102701464B Ecological fungus bed sewage treatment process |
| 09/04/2013 | CN102603069B Artificial wetland suitable for low C/N sewage treatment |
| 09/04/2013 | CN102583763B Modular structure of small-scale artificial wetland and application technology |
| 09/04/2013 | CN102583724B Method for utilizing activated sludge, ozone and magnetic field to reduce sludge |
| 09/04/2013 | CN102533619B Preparation method of hydrochloric ether efficient aerobic degradation mixed bacteria and application thereof |
| 09/04/2013 | CN102531187B Method for treating domestic wastewater with combined laminated vertical flow-horizontal subsurface flow wetland |
| 09/04/2013 | CN102502969B Method for restoring algal-inhibition submerged vegetation in eutrophic water |
| 09/04/2013 | CN102491518B Microbe generation system device and sewage biological purification method thereof |
| 09/04/2013 | CN102452714B Treatment method for recycled water and application thereof |
| 09/04/2013 | CN102442727B Method for removing microcystin |
| 09/03/2013 | US8524402 Electricity generation using microbial fuel cells |
| 09/03/2013 | US8524085 Sewage composting method |
| 09/03/2013 | US8524084 Wastewater treatment |
| 09/03/2013 | US8524076 Fluid purification unit and fluid purification assembly including the same |
| 08/29/2013 | WO2013126477A1 Biochar/metal composites, methods of making biochar/metal composites, and methods of removing contaminants from water |
| 08/29/2013 | WO2013124736A2 Activated sludge recycle system |
| 08/29/2013 | WO2013124375A2 Method for the reduction of total organic carbon in hypersaline water |
| 08/29/2013 | US20130220920 Methods for improving membrane bioreactor systems |
| 08/28/2013 | EP2631299A1 Method of organic acid fermentation by rumen fluid using cellulose-containing waste matter |
| 08/28/2013 | EP2631219A1 Method for the reduction of total organic carbon in hypersaline water |
| 08/28/2013 | EP2630092A1 Method for treating water within a sequencing batch reactor, including an in-line measurement of the nitrite concentration |
| 08/28/2013 | EP2630088A2 Bio-electrochemical systems |
| 08/28/2013 | CN203159562U Methane gas utilization device and sewage treatment system in production of syrup |
| 08/28/2013 | CN203159340U Aerator in sewage treatment |
| 08/28/2013 | CN203159337U Motor-free domestic wastewater automatic reclamation device |
| 08/28/2013 | CN203159336U Industrial wastewater treatment device |
| 08/28/2013 | CN203159335U Campus landscape water body ecological maintenance system |
| 08/28/2013 | CN203159334U Polluted water interception and purification device |
| 08/28/2013 | CN203159333U Bamboo filament filler substrate ecological floating bed |
| 08/28/2013 | CN203159332U Unlocked layer type aeration oxidation pond |
| 08/28/2013 | CN203159331U Composite type honess hybrid biological and fixed film technology (HBF) module reactor |
| 08/28/2013 | CN203159330U Sewage treatment system |
| 08/28/2013 | CN203159329U Normal-temperature anaerobic treatment device for sewage treatment |
| 08/28/2013 | CN203159328U Internal-circulation anaerobic reactor |
| 08/28/2013 | CN203159327U Internal circulation (IC) anaerobic reactor capable of adjusting internal circulation water quantity |
| 08/28/2013 | CN203159326U PTA (purified terephthalic acid) sewage anaerobic reactor |
| 08/28/2013 | CN203159325U Three-phase premixed sewage anaerobic treatment device |
| 08/28/2013 | CN203159324U Round concrete type sewage treatment unit |
| 08/28/2013 | CN203159323U Efficient anaerobic reactor |
| 08/28/2013 | CN203159322U Anaerobic tank and sewage treatment system thereof |
| 08/28/2013 | CN203159321U Aeration air device of cooling aerobic pool |
| 08/28/2013 | CN203159320U Screw type aerating apparatus for sewage treatment aerobic tank |
| 08/28/2013 | CN203159319U Domestic sewage treater |
| 08/28/2013 | CN203159318U Novel micro-porous aeration device |
| 08/28/2013 | CN203159317U Hollow fiber membrane bioreaction component and membrane bioreaction device |
| 08/28/2013 | CN203159316U Filler for cooling tower as well as water purification and microorganism filtration |
| 08/28/2013 | CN203159315U Single-hole membrane aerator with long-handle filter head |
| 08/28/2013 | CN203159314U Anti-blocking single-hole membrane aerator |
| 08/28/2013 | CN203159313U Alternating-flow micro-nano bubble sewage treatment device |
| 08/28/2013 | CN203159312U Integrated biological sewage treatment reactor |
| 08/28/2013 | CN203159311U Chemical and biological treatment device for sewage |
| 08/28/2013 | CN203159310U Raw wastewater solid-liquid separation device for livestock farms |
| 08/28/2013 | CN203159309U Rolling-type biological wastewater filter bed |
| 08/28/2013 | CN203159308U Reactor for applying for carrying out water environment ecological restoration by utilizing completely biodegradable material PHAs |
| 08/28/2013 | CN203159307U Composite biomechanical filter |
| 08/28/2013 | CN103270003A Organic fertilizer and method of its production |
| 08/28/2013 | CN103269984A Sewage treatment system in sewerage system |
| 08/28/2013 | CN103268950A Rotating disc type film-coated mediated ammoxidation microbiological fuel cell |
| 08/28/2013 | CN103266117A Phenylurea herbicide N-demethylase gene pudmA and application thereof |
| 08/28/2013 | CN103266064A Penicillium oxalicum LJ302 capable of degrading chlortetracycline |
| 08/28/2013 | CN103265127A Deepwater aerating device |
| 08/28/2013 | CN103265123A Method for restoring cadmium or/and copper polluted seawater by bacteria-suaeda heteroptera mutual carrier |
| 08/28/2013 | CN103265122A Method for treating blue-green algae by utilizing microbial flocculant and hydrolyzed salt |
| 08/28/2013 | CN103265121A Method for starting half short-cut nitrification technology |
| 08/28/2013 | CN103265120A Method for preparing carbon source extracting solution capable of increasing denitrification efficiency of constructed wetland |
| 08/28/2013 | CN103265119A Method for removing copper pollution of water body by combining demersal mollusc and aquatic plant |
| 08/28/2013 | CN103265118A Integrated biological treatment apparatus of domestic sewages used in residential areas |