| Patents for C02F 3 - Biological treatment of water, waste water, or sewage (46,453) |
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| 09/07/2011 | CN101374772B Method of biologically treating organic waste water |
| 09/07/2011 | CN101184836B Surface activity biological catalyst for remediation of recalcitrant organics and heavy metal |
| 09/07/2011 | CN101161061B A system for aquiculture using recirculated water based on decline algae |
| 09/06/2011 | US8012353 Method and apparatus for simultaneous clarification and endogenous post denitifrication |
| 09/06/2011 | US8012352 Optimized nutrient removal from wastewater |
| 09/06/2011 | US8011330 Systems and methods for engine emissions reduction on ships |
| 09/01/2011 | WO2011106621A2 Hybrid aerobic and anaerobic wastewater and sludge treatment systems and methods |
| 09/01/2011 | WO2011105767A2 Anaerobic digestion apparatus |
| 09/01/2011 | WO2011080663A3 Recombinant bacteria capable of removing chemical species of mercury (ii), cadmium and copper in the presence of other heavy metals from contaminated locations, product for bioremediation, process for the obtainment of the product and method of application for bioremediation |
| 09/01/2011 | WO2010083149A3 Gravity feed water treatment system |
| 09/01/2011 | US20110210070 Hollow fiber membrane module, hollow fiber membrane module unit, and water treatment method |
| 09/01/2011 | US20110210066 Waste fluid treatment using filamentous fungus or actinomycete |
| 09/01/2011 | US20110210065 Device and Method for Treating Water Involving a Filtration Through At Least One Submerged Membrane |
| 09/01/2011 | CA2828182A1 Method for the treatment of industrial waste |
| 08/31/2011 | EP2361889A1 Wastewater treatment system and wastewater treatment process |
| 08/31/2011 | EP2361367A1 Determining biofilm thickness in a membrane supported biofilm reactor |
| 08/31/2011 | EP2361230A1 A primary treatment unit and system for maximising the amount of methane-containing biogas collected from sewage |
| 08/31/2011 | EP2361228A1 A system and method for processing and reusing graywater including for use in a home and garden |
| 08/31/2011 | EP2040812B1 A method and device for purifying wastewater |
| 08/31/2011 | CN201952872U 微生物循环水环保厕所 Microorganisms circulating water green toilet |
| 08/31/2011 | CN201952333U 一种内循环aao-mbr污水处理反应池系统 An internal circulation aao-mbr wastewater treatment reactor tank system |
| 08/31/2011 | CN201952327U 用于除污的人工湿地 For the decontamination of wetland |
| 08/31/2011 | CN201952322U 厌氧微孔曝气氧化沟反应器 Anaerobic oxidation ditch microporous aeration reactor |
| 08/31/2011 | CN201952288U 新型灭藻净水球 The new algae Water Ball |
| 08/31/2011 | CN201952287U 一种人工生态绿岛 An artificial ecology Green |
| 08/31/2011 | CN201952286U 水处理用的人造结构 Treatment with man-made structures |
| 08/31/2011 | CN201952285U Water treatment device with photoautotrophic biomembrane |
| 08/31/2011 | CN201952284U 一体化生物脱氮污水处理装置 Integration of biological nitrogen removal sewage treatment plant |
| 08/31/2011 | CN201952283U 高效柔性污水处理生化反应器 Flexible and efficient bioreactor wastewater treatment |
| 08/31/2011 | CN201952282U U型低速厌氧反应器 U-shaped low-anaerobic reactor |
| 08/31/2011 | CN201952281U 一种旋流式膨胀厌氧污泥床废水处理装置 One kind of cyclone swell anaerobic wastewater treatment plant sludge bed |
| 08/31/2011 | CN201952280U Secondary anaerobic digestion device used for precipitation purification treatment of cattle farm wastewater |
| 08/31/2011 | CN201952279U 一种污水生物处理装置 One kind of biological wastewater treatment device |
| 08/31/2011 | CN201952278U 一种填料半固定式生物接触氧化装置 A semi-fixed biological contact oxidation unit packing |
| 08/31/2011 | CN201952277U 一种生物接触氧化净水反应器试验装置 Purification of a biological contact oxidation reactor test device |
| 08/31/2011 | CN201952276U 带有防护膜的月牙孔曝气器 Crescent hole aerator with protective film |
| 08/31/2011 | CN201952275U 带有防护膜的工字孔曝气器 Word hole aerator with protective film |
| 08/31/2011 | CN201952274U 带有防护膜的十字孔曝气器 Phillips aerator with protective film |
| 08/31/2011 | CN201952273U 曝气转刷 Aeration brush |
| 08/31/2011 | CN201952272U 上浮式带过滤层流化床生物反应器 Floating belt filter layer fluidized bioreactor |
| 08/31/2011 | CN201952261U 浸没管式中空纤维膜装置 Immersion tube hollow fiber membrane devices |
| 08/31/2011 | CN201949830U 潜水搅拌器后掠式叶轮 After swept impeller submersible mixer |
| 08/31/2011 | CN1686862B Improved type alternated technique for wastewater treatment of activated sludge process and equipment |
| 08/31/2011 | CN102170960A Filter unit for treating water and other liquid media |
| 08/31/2011 | CN102168497A Building taking side line of 120-degree angle of trisection circle as center line and connected by hexagon |
| 08/31/2011 | CN102168054A Sphingomonas strain and application thereof in water treatment |
| 08/31/2011 | CN102168038A Xanthobacter sp. D7 capable of degrading dioxane and application thereof |
| 08/31/2011 | CN102168037A Application of strain No. 5-1 capable of degrading aniline |
| 08/31/2011 | CN102168032A Staphylococcus bacterial strain HGMC 412 for degrading marine organic matters and application thereof |
| 08/31/2011 | CN102168031A Marine organic matter degradation Halomonas sp. strain GHMC414 and application thereof |
| 08/31/2011 | CN102168026A Separation of dye degradation strain and application thereof |
| 08/31/2011 | CN102167486A Urban sludge, excrement and kitchen garbage combined treatment process |
| 08/31/2011 | CN102167479A Garbage percolate treatment technology |
| 08/31/2011 | CN102167474A Biological activated carbon reactor for removing ammonia and nitrogen from water |
| 08/31/2011 | CN102167470A Ecological self-maintaining device of landscape water body |
| 08/31/2011 | CN102167448A Application of aniline degradation strain NO.3 |
| 08/31/2011 | CN102167447A Flush-free ecological toilet with excrement recycled |
| 08/31/2011 | CN102167446A Artificial wetland and construction method thereof |
| 08/31/2011 | CN102167445A Horizontal subsurface flow constructed wetland for treating polluted river water and low-concentration wastewater |
| 08/31/2011 | CN102167444A Method for inhibiting water bloom |
| 08/31/2011 | CN102167443A Method for removing organic arsenic in cultivation wastewater by anaerobic granular sludge |
| 08/31/2011 | CN102167442A Anaerobic hydrolysis and acidification pool |
| 08/31/2011 | CN102167441A Two-stage running mode of dynamic membrane bioreactor |
| 08/31/2011 | CN102167440A Hollow short-tube film packing |
| 08/31/2011 | CN102167439A Energy efficiency improvement device for water treatment biochemical reaction tank |
| 08/31/2011 | CN102167438A Method and device for compressing air and storing peak air by utilizing valley electricity power |
| 08/31/2011 | CN102166485A Modified polyvinylidene fluoride (PVDF) hollow fibrous membrane and preparation method thereof |
| 08/31/2011 | CN102166478A Method and device for on-line ultrasonic controlling membrane pollution of fluidized bed membrane bio-reactor |
| 08/31/2011 | CN102165934A Biomembrane water purifying gate for aquaculture and in-situ water processing method of biomembrane water purifying gate |
| 08/31/2011 | CN101823817B Self-cleaning type ammonia-nitrogen wastewater treatment set device |
| 08/31/2011 | CN101823816B Aerobic sludge zero discharge technology in potato alcohol wastewater treatment process |
| 08/31/2011 | CN101817591B Automatic water oxygen-rich composite floating bed for strengthening biological carbon and phosphorous removal effect |
| 08/31/2011 | CN101811801B Direct-flow biological nitrogen removal sewage treatment method |
| 08/31/2011 | CN101746889B Method for reducing sludge of aerobic unit in activated sludge and sewage treatment process |
| 08/31/2011 | CN101746888B Method for reducing excess sludge yield rate of aerobic unit for activated sludge and sewage treatment process |
| 08/31/2011 | CN101723542B Method for treating ammonia nitrogen wastewater |
| 08/31/2011 | CN101717148B Method for improving alga removing effect of alga dissolving bacterium organism under aerobic condition |
| 08/31/2011 | CN101700945B Preposed acidification-tide flow polymorphic marsh group sewage treatment system and method |
| 08/31/2011 | CN101698534B Method for optimizing stability of aerobic granular sludge |
| 08/31/2011 | CN101618923B Wastewater treatment method |
| 08/31/2011 | CN101519266B High-efficient denitrification and dephosphorization MBR process and device |
| 08/31/2011 | CN101456649B High efficiency bio-augmentation treatment method for printing and dyeing wastewater |
| 08/31/2011 | CN101264946B Iron-carbon pipe component capable of purifying waste water, integrated magnetoelectric oxidation biological filter chamber and application system |
| 08/31/2011 | CN101024828B Storage and manufacturing methods of encapsulated immobilization media |
| 08/30/2011 | US8007665 Advanced wastewater treatment device having movable dividers |
| 08/25/2011 | WO2011103445A1 Aeration system with antimicrobial properties |
| 08/25/2011 | WO2011103286A2 Solids retention time uncoupling by selective wasting of sludge |
| 08/25/2011 | WO2011103021A1 Dewatering of drilling mud using a filter press |
| 08/25/2011 | WO2011102262A1 Contact filter medium compact, production method therefor, and filtration device |
| 08/25/2011 | WO2011101580A1 Installation for treating digestates from at least one chamber for the methanation of essentially organic materials |
| 08/25/2011 | WO2011101469A1 Method for purifying gases including co2 and corresponding device |
| 08/25/2011 | US20110207193 Novel microorganisms, selenium acid compound-reducing agent, method for reducing and method for removing selenium acid compound, and process for producing metallic selenium |
| 08/25/2011 | US20110203992 Hybrid aerobic and anaerobic wastewater and sludge treatment systems and methods |
| 08/25/2011 | US20110203984 Apparatus for deodorizing sewage treatment plant sludge by using native microorganisms |
| 08/25/2011 | DE102010002345A1 Wastewater purification system comprises biological purification stage, where part of the wastewater is conducted into a purification stage with wet oxidation after biological purification stage and is guided back again to the wastewater |
| 08/25/2011 | DE102010002339A1 Wastewater treatment plant comprises two biological purification units, from which aerobic purification step is carried out, at least one purification unit for carrying out wet-oxidation followed by additional biological purification unit |
| 08/24/2011 | EP2360239A2 Surfactant biocatalyst for remediation of recalcitrant organics and heavy metals |
| 08/24/2011 | EP2360123A1 Vertically arranged biological system for effluent purification |
| 08/24/2011 | EP2358644A1 Enzyme-assisted effluent remediation |
| 08/24/2011 | EP1181250B1 Method and apparatus to establish and optimize sedimentation and methane fermentation in primary wastewater ponds |