| Patents for C02F 3 - Biological treatment of water, waste water, or sewage (46,453) |
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| 07/25/2012 | CN101734829B Biological nitrogen and phosphorus removal process of sewage and matched device of V-shaped biological aerated filter pool |
| 07/25/2012 | CN101734825B Method for treating wastewater generated by cyclohexanone ammoximation process |
| 07/25/2012 | CN101723564B Garbage percolate treating process by biochemical and membrane separation |
| 07/25/2012 | CN101723540B Water treatment method through combination of catalytic oxidation and aeration biological filter |
| 07/25/2012 | CN101710625B Fuel cell system and method of generating electricity and reducing heavy metal through sewage treatment |
| 07/25/2012 | CN101708930B System and method for respectively recovering fermented industrial waste water according to quality |
| 07/25/2012 | CN101698553B Method for processing wastewater from rice flour plants |
| 07/25/2012 | CN101698549B Integrated oxygen-poor intermittent aeration domestic sewage treatment device |
| 07/25/2012 | CN101643269B Biological aerated filter and process |
| 07/25/2012 | CN101616871B Biological water treatment by alternating continuous and sequential aeration |
| 07/25/2012 | CN101525198B Method for treating and recovering polyvinyl chloride mother liquid waste water |
| 07/25/2012 | CN101516790B Method of wastewater disposal |
| 07/24/2012 | US8226828 SAF system and method involving specific treatments at respective stages |
| 07/19/2012 | WO2012096805A2 Sewage composting method |
| 07/19/2012 | WO2012096574A1 Process for treating manure |
| 07/19/2012 | WO2012096481A2 Microbial preparation comprising mixed microorganisms, and a biological treatment method for rivers and lakes and a sludge autodigestion process using the same |
| 07/19/2012 | WO2012096462A2 Biological treatment method and waste-water treatment agent for refractory wastewater |
| 07/19/2012 | WO2012094696A1 Process for the destruction of organics in bayer process streams |
| 07/19/2012 | WO2012054812A3 Method for biological treatment of hydrolyzate from pulp washing by balancing chemical oxygen demand |
| 07/19/2012 | WO2012054629A3 Bio-electrochemical systems |
| 07/19/2012 | WO2012030847A3 Methods and systems for recovering phosphorus from wastewater with enhanced removal of phosphorus from biosolids |
| 07/19/2012 | WO2012009109A3 Siphon weir valve for high flow municipal water treatment systems |
| 07/19/2012 | US20120181229 Method of treating a plant wastewater and treatment system therefor |
| 07/19/2012 | US20120181223 Fluid purification unit and fluid purification assembly including the same |
| 07/18/2012 | EP2476653A1 Diffuser tube |
| 07/18/2012 | EP2475763A1 System and process for the treatment of gas emissions and effluents, and production of algal biomass |
| 07/18/2012 | EP2475744A1 Process for the production of bio-oil from solid urban waste |
| 07/18/2012 | EP2475624A1 Apparatus and method for disposal and treatment of waste water, sewage and/or effluent |
| 07/18/2012 | EP2475623A1 System and method for enhancing a wastewater treatment process |
| 07/18/2012 | EP1234802B1 Improved method and apparatus for water treatment |
| 07/18/2012 | CN202337724U 一种人工湿地再生水循环利用装置 An artificial wetland renewable water recycling equipment |
| 07/18/2012 | CN202337723U 污泥减量处理装置 Sludge Reduction processing device |
| 07/18/2012 | CN202337722U 一种危险废物处置中心废水综合处理系统 A dangerous waste disposal center integrated wastewater treatment system |
| 07/18/2012 | CN202337713U 水平潜流式人工湿地 Horizontal subsurface flow-style artificial Wetlands |
| 07/18/2012 | CN202337712U 一种高效厌氧生物反应器 An efficient anaerobic bioreactor |
| 07/18/2012 | CN202337711U 厌氧反应器的大循环均压布水排泥装置 Anaerobic Reactor big mud circulating water distribution equalizing device |
| 07/18/2012 | CN202337710U 一种新型曝气生物滤池 A new BAF |
| 07/18/2012 | CN102593469A Method for accelerating reduction decolorization of azo dyes wastewater at microbial fuel cell cathode |
| 07/18/2012 | CN102590056A Filter bed material analyzer |
| 07/18/2012 | CN102586211A Method for recycling hydrolytic enzyme from surplus sludge and application of method |
| 07/18/2012 | CN102586163A Polyphosphate transgenic pseudomonas putida engineering bacterium as well as construction method and application thereof |
| 07/18/2012 | CN102586160A Stenotrophomonas maltophilia DS4 |
| 07/18/2012 | CN102586154A Agrobacterium tumefaciens with nitrogen and phosphorus removal function and application thereof |
| 07/18/2012 | CN102586132A Sphingobacteria sp. for removing ammonia nitrogen from sewage at low temperature and separate culturing method thereof |
| 07/18/2012 | CN102586117A Culture medium of single-cell microalgae and method for treating lead-containing wastewater by using single-cell microalgae |
| 07/18/2012 | CN102586116A Common chlorella as well as culturing method and application thereof |
| 07/18/2012 | CN102586113A Composite bacterial agent for treating polyester wastewater and preparation method thereof |
| 07/18/2012 | CN102584430A Method for manufacturing amino-acid fishpond fertilizer water aqua by waste bave protein |
| 07/18/2012 | CN102584177A Phosphorous-removing lytag as well as preparation method and application thereof |
| 07/18/2012 | CN102584172A Method for preparing water treatment filter material by using sediment as raw material |
| 07/18/2012 | CN102583937A Novel sewage treatment process utilizing ferrate oxidization to reduce sludge quantity |
| 07/18/2012 | CN102583911A Aeration biological fluidized bed and method for conducting line board waste water deep treatment through same |
| 07/18/2012 | CN102583906A Processing device and processing method of nitrogen pollutant in secondary tail water of sewage treatment plant |
| 07/18/2012 | CN102583902A Treatment system for comprehensive utilization of rural sewage |
| 07/18/2012 | CN102583892A Symmetrical opposite three-dimensional circular-flow integration oxidation ditch |
| 07/18/2012 | CN102583885A Technology and method for treating urban sewage by three-section short-cut nitrification/ anaerobic ammonia oxidation |
| 07/18/2012 | CN102583883A Technology and method for treating urban sewage by sectional parallel anaerobic ammonia oxidation |
| 07/18/2012 | CN102583882A Method for immediately processing swine wastewater by utilizing microorganism, fish and vegetable combination |
| 07/18/2012 | CN102583873A Waste water treatment system for removing organic and inorganic pollutants in waste water at the same time and water water treatment method |
| 07/18/2012 | CN102583872A Multilevel ecological filtering method for aquaculture water |
| 07/18/2012 | CN102583797A Micro-power multifunctional aerating device |
| 07/18/2012 | CN102583795A Supporting tube of diaphragm tube type micro-pore aerator |
| 07/18/2012 | CN102583794A Embraced ring connecting and fixing assembly for aerator |
| 07/18/2012 | CN102583793A High-efficiency surface aerator |
| 07/18/2012 | CN102583782A Method for degrading phenol in waste water in coal chemical industry |
| 07/18/2012 | CN102583781A Compound bacterium agent/immobilized cell microorganism method for treating polyester wastewater |
| 07/18/2012 | CN102583780A Application of Stenotrophomonas maltophilia DS4 for degrading organic pollutants in saponin waste water |
| 07/18/2012 | CN102583779A In-situ microorganism field synergy sewage treatment technology |
| 07/18/2012 | CN102583778A Aeration-forced river channel purification plant |
| 07/18/2012 | CN102583777A Micro-organism preparation for preventing and curing streptococcicosis of Tilapia mossambica as well as preparation method and application thereof |
| 07/18/2012 | CN102583776A Compound bacteria enzyme preparation for improving cultivation watery environment and preparation method |
| 07/18/2012 | CN102583775A Composite microorganism preparation and application thereof in waste water treatment |
| 07/18/2012 | CN102583774A Method utilizing natural manganese ore-microorganisms for co-treatment of micro pollutants difficult to degrade |
| 07/18/2012 | CN102583773A Regulation and control method for microbial activity in membrane bioreactor for micro-polluted surface water treatment |
| 07/18/2012 | CN102583772A Microbial preparation comprising mixed microorganisms (bm-s-1), and a biological treatment method for rivers and lakes and a sludge autodigestion process using the same |
| 07/18/2012 | CN102583771A Biological treatment method and waste-water treatment agent for refractory wastewater |
| 07/18/2012 | CN102583770A Bamboo charcoal-photosynthetic bacteria integrated municipal sanitary wastewater treating agent |
| 07/18/2012 | CN102583769A Method for treating dye waste water by enzyme production through mixed biomass fermenting |
| 07/18/2012 | CN102583768A New method for efficiently treating garbage leachate |
| 07/18/2012 | CN102583767A System for treating sewage and producing biological oil by using microalgae and method |
| 07/18/2012 | CN102583766A Ecologic water quality self-repair technology for artificial landscape lakes and rivers in winter and realization method thereof |
| 07/18/2012 | CN102583765A Sunlight greenhouse quick infiltration bed capable of improving temperature of matrix and operating method for sunlight greenhouse quick infiltration bed |
| 07/18/2012 | CN102583764A Combined packing multistage terrace type vertical flow constructed wetland sewage treatment method |
| 07/18/2012 | CN102583763A Modular structure of small-scale artificial wetland and application technology |
| 07/18/2012 | CN102583762A Method for purifying eutrophication water in city by planting plant |
| 07/18/2012 | CN102583761A In-situ repairing method for controlling nitrogen and phosphorus release of bottom sediment of eutrophic lake |
| 07/18/2012 | CN102583760A Drop-jump type thin-water layer constructed wetland reaeration groove |
| 07/18/2012 | CN102583759A Cascaded combined-flow artificial wetland system and sewage ecological purifying method thereof |
| 07/18/2012 | CN102583758A Floating bed filter screen type biofilm grid |
| 07/18/2012 | CN102583757A Application of dieffenbachia picta lodd in treatment of livestock and poultry raising biogas slurry |
| 07/18/2012 | CN102583756A Application of polygonum capitatum in purifying livestock breeding biogas slurry |
| 07/18/2012 | CN102583755A Method for removing heavy metals from water body by composite wetland vegetation |
| 07/18/2012 | CN102583754A Application of camellia in purifying livestock and poultry culture biogas slurry |
| 07/18/2012 | CN102583753A Application of zephyranthes candida in purifying livestock breeding biogas slurry |
| 07/18/2012 | CN102583752A Device and method for purifying river/lake water pollution |
| 07/18/2012 | CN102583751A Application of mirabilis jalapa in purifying livestock and poultry culture biogas slurry |
| 07/18/2012 | CN102583750A Automatic oxygen increasing type constructed wetland device adopting hollow bricks |
| 07/18/2012 | CN102583749A Algal purification system with efficient solar light utilization |
| 07/18/2012 | CN102583748A Method for purifying culture water body in pond water hyacinth floating zone |
| 07/18/2012 | CN102583747A Device and process for biochemically denitrifying high-ammonia nitrogen tanning wastewater |