| Patents for C02F 3 - Biological treatment of water, waste water, or sewage (46,453) |
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| 10/16/2013 | CN103351056A Apparatus and method of online chemical backwashing membrane assembly |
| 10/16/2013 | CN103351055A Biomembrane filler ball |
| 10/16/2013 | CN103351054A BAF reactor used for treating electroplating wastewater |
| 10/16/2013 | CN103351053A Aerator, aeration system and aeration method |
| 10/16/2013 | CN103351052A Wastewater treatment pool |
| 10/16/2013 | CN102963981B Method for deep denitrification of integrated biological aerated filter |
| 10/16/2013 | CN102963973B Method for purifying raw water by using biologically-enhanced diatomite-dynamic membrane ultrafiltration-supported separation process |
| 10/16/2013 | CN102910780B Device and method for processing high-salinity degradation-resistant waste water |
| 10/16/2013 | CN102910730B Thermophilic anaerobic digestion biological reaction system |
| 10/16/2013 | CN102863079B Improved aeration settling tank |
| 10/16/2013 | CN102826658B Solar driven integrated attached-alga castle system |
| 10/16/2013 | CN102765809B Biological wetland forming growth promoter and preparation method thereof |
| 10/16/2013 | CN102765803B Shallow layer stacking and slow filtering process method |
| 10/16/2013 | CN102747015B Denitrification acinetobacters and use thereof |
| 10/16/2013 | CN102730821B Oxygen release material added with oily sludge pyrolysis residues |
| 10/16/2013 | CN102633362B Artificial wetland sewage treatment device capable of running continuously at low temperature |
| 10/16/2013 | CN102603082B Biological nanocomposite for removing heavy metals in water |
| 10/16/2013 | CN102583732B High-efficiency anaerobic reaction device |
| 10/16/2013 | CN102531196B Method for improving salt resistance capability of freshwater activated sludge nitrifying flora |
| 10/16/2013 | CN102531185B Variable flow constructed wetland provided with winter temperature maintaining and raising device |
| 10/16/2013 | CN102515354B Nitrogen phosphor interception undercurrent dam |
| 10/16/2013 | CN102372360B Biological sewage treatment device |
| 10/16/2013 | CN102226014B Preparation method and application of starch and poly(butylene succinate) thermoplastic blend |
| 10/16/2013 | CN102020400B Medium and small town centralized domestic sewage treatment method and device |
| 10/16/2013 | CN101870522B Microscopic bubble generating apparatus |
| 10/15/2013 | US8557565 Degradation of polycyclic aromatic hydrocarbons to render them available for biodegradation |
| 10/15/2013 | US8557557 Thermophilic and thermoacidophilic biopolymer-degrading genes and enzymes from Alicyclobacillus acidocaldarius and related organisms, methods |
| 10/15/2013 | US8557117 Methods for treating waste water |
| 10/15/2013 | US8557112 Fine bubble diffusing pipe, fine bubble diffusing apparatus, and submerged membrane separation apparatus |
| 10/10/2013 | WO2013151836A1 Process comprising anammox bacteria on biofilm carriers for removing ammonium from a wastewater stream |
| 10/10/2013 | WO2013151434A1 Hybrid wastewater treatment |
| 10/10/2013 | WO2013151364A1 Novel separated bacillus licheniformis and probiotics using same |
| 10/10/2013 | WO2013151196A1 Wastewater treatment apparatus capable of performing both initial rainwater overflow treatment and primary treatment, and wastewater treatment method according to said apparatus |
| 10/10/2013 | WO2013150197A1 Use of certain metal-accumulating plants for the performance of organic chemistry reactions |
| 10/10/2013 | WO2013149834A1 Horizontal agitator |
| 10/10/2013 | WO2013149833A1 Horizontal agitator |
| 10/10/2013 | WO2013149662A1 Inoculated bioplastic-based moving bed biofilm carriers |
| 10/10/2013 | WO2013103289A4 High-capacity biological contact rotor |
| 10/10/2013 | US20130264283 Anaerobic Reactor For Wastewater Treatment |
| 10/10/2013 | US20130264282 Process, apparatus and membrane bioreactor for wastewater treatment |
| 10/10/2013 | US20130264281 Apparatus and methods for control of waste treatment processes |
| 10/10/2013 | US20130264280 Process for Removing Ammonium from a Wastewater Stream |
| 10/10/2013 | US20130264279 Renewable energy microgeneration system |
| 10/09/2013 | EP2646375A1 Method for recovering gas from shale reservoirs and purifying resulting produced water |
| 10/09/2013 | CN203229441U Ulothrix reoxygenation water purifying device |
| 10/09/2013 | CN203229421U High-efficiency artificial wetland |
| 10/09/2013 | CN203229420U Constructed wetland for treating heavy metal wastewater |
| 10/09/2013 | CN203229419U Sunlight and aquatic organism coupled water purifying pool |
| 10/09/2013 | CN203229418U Artificial wetland intermittent water feeding device based on liquid level relay |
| 10/09/2013 | CN203229417U Biological denitrification device |
| 10/09/2013 | CN203229416U Integrated membrane bioreactor for reclaimed water recycling device |
| 10/09/2013 | CN203229415U Vortex flow membrane bioreactor with low energy consumption |
| 10/09/2013 | CN203229409U Pond ionization aeration and disinfection data processing system |
| 10/09/2013 | CN103347821A Wastewater treatment composition |
| 10/09/2013 | CN103347590A A method and a device for treating effluent seawater from a seawater scrubber |
| 10/09/2013 | CN103343569A Ecological ditch for rural domestic sewage collection and pretreatment |
| 10/09/2013 | CN103342420A Efficient energy-saving jet aerator |
| 10/09/2013 | CN103342419A Anaerobic artificial wetland unsupported thermal insulation system for treating oil extraction sewage in winter |
| 10/09/2013 | CN103342418A Method for restoring eutrophic water by utilizing rumex japonicus |
| 10/09/2013 | CN103342417A Enrichment of low temperature-resistant heterotrophic simultaneous nitrification-denitrification microbial agent and application thereof in anoxic denitrification of sewage |
| 10/09/2013 | CN103342416A Non-steel tank-bottom anaerobic reactor for pharmaceutical chemical wastewater industry |
| 10/09/2013 | CN103342415A Device for monitoring inlet water toxicity of municipal sewage plant |
| 10/09/2013 | CN103342414A Air supply branch pipe of aeration hose |
| 10/09/2013 | CN103342413A Town domestic wastewater treatment method based on biological contact oxidation pond |
| 10/09/2013 | CN103342412A Coke particle biomembrane carrier and preparation method thereof |
| 10/09/2013 | CN102849857B Method for treating high-salinity high-concentration ammonia-nitrogen wastewater |
| 10/09/2013 | CN102718379B Method for manufacturing and regenerating iron-based activated sludge and method for treating low-concentration heavy-metal sewage by utilizing regenerated iron-based activated sludge |
| 10/09/2013 | CN102674636B Dynamic combined reaction device for biological treatment of printing and dyeing wastewater |
| 10/09/2013 | CN102659246B Underwater light supplement system for recovering submerged vegetations |
| 10/09/2013 | CN102616997B Method for treating wastewater generated in production process of iron oxide pigment |
| 10/09/2013 | CN102574716B Method for producing circulating current of pool for cleaning wastewater |
| 10/09/2013 | CN102531180B Application of fast ion conductor as alga suppression material |
| 10/09/2013 | CN102485671B Method for sewage treatment during refined cotton production and odor control in sewage treatment |
| 10/09/2013 | CN102390908B Method for the collection and ecologic treatment of domestic sewage of villages and towns in plain water network region |
| 10/09/2013 | CN102249405B Sand-based flat membrane-bioreactor |
| 10/09/2013 | CN102216228B Trace gas service system |
| 10/08/2013 | US8551341 Suspended media membrane biological reactor system including suspension system and multiple biological reactor zones |
| 10/03/2013 | WO2013147671A1 Treatment plant for sewage treatment |
| 10/03/2013 | WO2013147506A1 Solubility-amplified air diffuser |
| 10/03/2013 | WO2013147426A1 Lactobacillus parafarraginis strain having functions of deodorization activity and purification of water in eel farm, and use thereof |
| 10/03/2013 | WO2013146976A1 Operating method for membrane separation device and membrane separation device |
| 10/03/2013 | WO2013146853A1 Method for treating fat-containing wastewater |
| 10/03/2013 | WO2013146613A1 Dipping-type membrane separation device |
| 10/03/2013 | WO2013146013A1 System and method for treating anaerobic treatment solution |
| 10/03/2013 | WO2013144703A1 Apparatus for the production of biogas and related method |
| 10/03/2013 | WO2013142923A1 A new wastewater treatment and solids reduction process |
| 10/03/2013 | US20130256225 Orbital Wastewater Treatment System and Associated Method of Operating an Orbital Wastewater Treatment System |
| 10/03/2013 | US20130256223 Biological wastewater treatment and reuse utilizing sulfur compounds as electron carrier to minimize sludge production |
| 10/03/2013 | US20130256222 Methods for enhancing a wastewater treatment process |
| 10/03/2013 | US20130256221 Dissolved air flotation and equalization reactor wastewater treatment tank |
| 10/03/2013 | US20130256220 In-situ method and apparatus for decontaminating sites contaminated by hydrocarbons |
| 10/03/2013 | US20130256219 Apparatus, system and process for wastewater purification |
| 10/03/2013 | US20130256217 Process for Treating Water by Nitritation-Denitration Comprising at Least One Aerated Step and One Step for Controlling the Oxygen Input During the Aerated STep |
| 10/03/2013 | US20130256149 Microbial electrolysis cells and methods for the production of chemical products |
| 10/02/2013 | EP2644574A1 Method and plant for treating waste water to eliminate selenium |
| 10/02/2013 | EP2643451A1 Microbe for reducing total dissolved solids from wastewater |
| 10/02/2013 | CN203223427U Small type sewage reflux apparatus driven by air |
| 10/02/2013 | CN203222531U Long-service-life buried sewage treating device for transformer substation |
| 10/02/2013 | CN203222516U Microbiological processing device for potato industrial wastewater |
| 10/02/2013 | CN203222515U Rotatable ecological floating bed device |