| Patents for C02F 3 - Biological treatment of water, waste water, or sewage (46,453) |
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| 03/27/2013 | CN102989317A Internal pressure tubular membrane filter device with uniform aeration |
| 03/27/2013 | CN102989272A Method and device for synchronously removing sulfur dioxide and nitric oxide by flue gas biological method |
| 03/27/2013 | CN102987059A Breeding environment ecological regulating agent |
| 03/27/2013 | CN102618457B Rhodococcussp WB-1, culture method thereof and method for degrading polychlorinated biphenyl |
| 03/27/2013 | CN102583782B Method for degrading phenol in waste water in coal chemical industry |
| 03/27/2013 | CN102533595B Starkeya sp. T-2 and application thereof |
| 03/27/2013 | CN102442733B Large-torque cone-hypocycloid speed reducer of rotary brush aeration machine |
| 03/27/2013 | CN102424805B Rhodococcus sp. for removing nitrite nitrogen from sewage at low temperature condition, and separation and culture method thereof |
| 03/27/2013 | CN102424499B Large movable water purifying system for enclosed water area |
| 03/27/2013 | CN102424467B Unpowered reinforcement cycle water reaeration system |
| 03/27/2013 | CN102381817B System for processing waste water generated in acrylamide production and processing method thereof |
| 03/27/2013 | CN102351306B Mangneto modified ceramsite filler, preparation method thereof and application of modified filler in wastewater processing |
| 03/27/2013 | CN102329043B Method for treating and printing and dyeing wastewater by using hydrolysis tank |
| 03/27/2013 | CN102219301B Coloring waste water treating method and coloring waste water treating device applied in the method |
| 03/27/2013 | CN102206002B Preparation method of modified haydite filler for sewage purification |
| 03/27/2013 | CN102153199B Method for short-range denitrification biological treatment of high-salt wastewater |
| 03/27/2013 | CN102126789B Method and device for removing nitrates from drinking water |
| 03/27/2013 | CN102120646B Efficient anaerobic biological tower reactor |
| 03/27/2013 | CN101977851B Purifying tank |
| 03/27/2013 | CN101878074B A method of remediating contaminated water and apparatus for the same |
| 03/27/2013 | CN101855407B Water-storing and water-cleaning system |
| 03/27/2013 | CN101609061B Online titration method for measuring proton variation rate in biological wastewater treatment and device thereof |
| 03/27/2013 | CN101580309B Method of treating wastewater containing organic compound |
| 03/27/2013 | CN101186386B Integrate highly effective low-consume town integrated sewage treatment technique |
| 03/26/2013 | US8404111 Fluidized membrane bioreactor |
| 03/21/2013 | WO2013039582A1 Methods and apparatus for nitrogen removal from wastewater |
| 03/21/2013 | WO2013038748A1 Air diffusing method provided with hydroelectric power generating device and air diffuser |
| 03/21/2013 | WO2013038216A1 Production of biogas from protein-rich resources |
| 03/21/2013 | WO2013037347A2 Fixed bed for aerobic or anaerobic wastewater purification |
| 03/21/2013 | WO2012162530A3 Modification of existing wastewater systems with substrate supported biofilms |
| 03/21/2013 | US20130068688 Method for the treatment of industrial waste |
| 03/21/2013 | CA2850078A1 Methods and apparatus for nitrogen removal from wastewater |
| 03/20/2013 | EP2570390A1 Extendable piping for use in containers of waste-water facilities |
| 03/20/2013 | EP2569262A2 Biological process for converting organic by-products |
| 03/20/2013 | EP2569256A1 Mixed liquor filterability treatment in a membrane bioreactor |
| 03/20/2013 | CN202811482U Novel submersible water impeller paddle assembly |
| 03/20/2013 | CN202811302U 氧泵控制器 Oxygen pump controller |
| 03/20/2013 | CN202808547U Sewage treating and stabilizing pond |
| 03/20/2013 | CN202808543U Composite biological filter device |
| 03/20/2013 | CN202808539U Leachate treatment device for garbage incineration power plant |
| 03/20/2013 | CN202808487U Organism drop filtering device for sewage treatment |
| 03/20/2013 | CN202808486U Wastewater treatment tank |
| 03/20/2013 | CN202808485U Multi-level ecological floating bed |
| 03/20/2013 | CN202808484U Intensified artificial biological floating island |
| 03/20/2013 | CN202808483U Submerged vegetation and floating leaf vegetation hybrid subsurface wetland aerating device |
| 03/20/2013 | CN202808482U System for utilizing lateral bioreactor to carry out sludge reduction |
| 03/20/2013 | CN202808481U Comprehensive biochemical filter |
| 03/20/2013 | CN202808480U Annular biological aerated filter sewage low-carbon treatment reactor |
| 03/20/2013 | CN202808479U Unpowered integrated sewage treatment device |
| 03/20/2013 | CN202808478U Anaerobic baffled reactor |
| 03/20/2013 | CN202808477U Energy-saving efficient anaerobic treatment reactor |
| 03/20/2013 | CN202808476U Emptying-free anaerobic water distribution device |
| 03/20/2013 | CN202808475U Surface aeration energy-saving control device |
| 03/20/2013 | CN202808474U Membrane bioreactor capable of continuously working |
| 03/20/2013 | CN202808473U Membrane bioreactor capable of effectively treating sewage |
| 03/20/2013 | CN202808472U Membrane bioreactor |
| 03/20/2013 | CN202808471U Aerobic denitrifying reactor taking mycelium pellet as carrier |
| 03/20/2013 | CN202808470U Sewage treatment device |
| 03/20/2013 | CN202808469U Intelligent sludge return control device |
| 03/20/2013 | CN202808468U Efficient heat exchange system |
| 03/20/2013 | CN202808467U Vertical shaft type multifunctional surface aerator |
| 03/20/2013 | CN202808466U Novel submersible water impeller |
| 03/20/2013 | CN202808465U Biochemical treatment equipment |
| 03/20/2013 | CN202808464U Pulse aerating apparatus of MBR (Membrane Biological Reactor) membrane group unit |
| 03/20/2013 | CN202808463U Membrane sewage treatment device |
| 03/20/2013 | CN202803110U Portable stench biodegradation device |
| 03/20/2013 | CN202799758U Rice planting bed for lakes |
| 03/20/2013 | CN202799755U Floating support for water plants |
| 03/20/2013 | CN102985549A Process for obtaining dinitrogen monoxide (N2O) |
| 03/20/2013 | CN102985376A Method for the treatment of industrial waste |
| 03/20/2013 | CN102985375A Controlled aeration of integrated fixed-film activated sludge bioreactor systems for the treatment of wastewater |
| 03/20/2013 | CN102985173A Aeration diffuser assembly end seal |
| 03/20/2013 | CN102980983A Online monitoring analyzer and monitoring system for sewage biotoxicity |
| 03/20/2013 | CN102978195A Preparation method for embedding floating bacteria agent of nutritive salt and expandable graphite and microorganism together |
| 03/20/2013 | CN102978145A Quinoline degrading bacteria QG6 with heterotrophic nitrification-aerobic denitrification function and phosphorous removal function and application thereof |
| 03/20/2013 | CN102978142A Rice endophyte (Pantoea sp. Sd-1) for efficiently degrading lignin |
| 03/20/2013 | CN102978141A Sec-butyl alcohol tolerant bacterial strain as well as screening method and application thereof |
| 03/20/2013 | CN102978118A Scenedesmus sp., CHX1 and use thereof |
| 03/20/2013 | CN102978114A Scenedesmus sp. and applications thereof |
| 03/20/2013 | CN102976581A Three-grid type septic tank assembled by four modules |
| 03/20/2013 | CN102976503A Lifting aerating device arranged in high density |
| 03/20/2013 | CN102976499A Method for preparing composite board capable of simultaneously slowly releasing nitrogen and adsorbing/biologically degrading petroleum hydrocarbons |
| 03/20/2013 | CN102976498A Microalgae dynamic membrane recovery process |
| 03/20/2013 | CN102976497A Method for treating high-concentration organic waste water by bacilli |
| 03/20/2013 | CN102976496A Modularized uniform water-distribution method and device of downstream artificial wetland |
| 03/20/2013 | CN102976495A Inorganic immobilized bio-floating bed for controlling water quality of intensive fishpond |
| 03/20/2013 | CN102976494A Multi-habitat ecological pond system |
| 03/20/2013 | CN102976493A Horizontal subsurface flow constructed wetlands experimental device |
| 03/20/2013 | CN102976492A Water ecological purification system and method |
| 03/20/2013 | CN102976491A Simulating method and simulating device of wetland plant rhizosphere anaerobic environment |
| 03/20/2013 | CN102976490A Method for in-situ bioremediation of pollution caused by chlorohydrocarbon of underwater |
| 03/20/2013 | CN102976489A Method for starting anaerobic ammonium oxidation reactor to treat high-salt nitrogenous wastewater |
| 03/20/2013 | CN102976488A Method for zero-valent nano-iron-reinforced biological removal of nitrogen and phosphorus |
| 03/20/2013 | CN102976487A Anaerobic water jet stirring device for sewage treatment |
| 03/20/2013 | CN102976486A Material for water treatment |
| 03/20/2013 | CN102976485A Method and device for fast cultivation of anaerobic granular sludge for treating swine wastewater |
| 03/20/2013 | CN102976484A Method for removing nitrates in underground water through utilizing rice straws and entrapping denitrifying bacteria |
| 03/20/2013 | CN102976483A Method for rapid starting of anaerobic ammonium oxidation granular sludge by using UASB |
| 03/20/2013 | CN102976482A Polymembrane bioreactor by in situ electrocoagulation and method for treating wastewater |
| 03/20/2013 | CN102976481A Technique for treating pulping and papermaking middle-stage wastewater by using improved Carrousel oxidation ditch |