Patents
Patents for C02F 3 - Biological treatment of water, waste water, or sewage (46,453)
02/2013
02/19/2013CA2567616C Water treatment method using a biological reactor in which the velocity of air continuously injected into the reactor is regulated, and corresponding device
02/14/2013WO2013022874A1 Polyhydroxyalkanoate production during wastewater treatment
02/14/2013WO2013022475A1 Systems and methods for reducing phosphorous in phosphorous-containing outflows
02/14/2013WO2013022332A1 Mixture containing microorganisms for bioremediation and bioaugmentation, production method and use of same
02/14/2013WO2013022026A1 Water purification apparatus and water purification method
02/14/2013WO2013021591A1 Water treatment system and method for controlling amount of aeration
02/14/2013WO2013020918A1 Surface-treated calcium carbonate for binding and bioremediating hydrocarbon-containing compositions
02/14/2013WO2013020194A1 Waste biofermenter, based on temperature control by means of heating and cooling an added liquid or gaseous solution for energy-use optimization
02/14/2013US20130037468 Reactor for anaerobic purification of waste water including multi-phase separator devices
02/14/2013US20130037466 Biological wastewater system having a screen structure for confining biofilm carriers to a reactor forming a part of the system
02/14/2013CA2844273A1 Surface-treated calcium carbonate for binding and bioremediating hydrocarbon-containing compositions
02/13/2013EP2557129A1 Surface-treated calcium carbonate for binding and bioremediating hydrocarbon-containing compositions
02/13/2013CN202730850U Water purification and storage system
02/13/2013CN202730849U Water purification and storage system
02/13/2013CN202730121U Water pressure gas collection anaerobic fermentation device
02/13/2013CN202729955U Novel sewage treatment tower
02/13/2013CN202729944U Treatment device of printing and dyeing wastewater
02/13/2013CN202729899U Air distribution device of activated sludge bed reactor
02/13/2013CN202729893U Ecological treatment system for infectious waste water
02/13/2013CN202729892U Decrement control device of nitrous oxide (N2O) generated in denitrifying phosphorus removal process
02/13/2013CN202729891U Multi-functional hydrolytic acidification regulating tank
02/13/2013CN202729890U Vertical flow constructed wetland
02/13/2013CN202729889U Sewage treatment artificial wetland system
02/13/2013CN202729888U Novel ammonia nitrogen biological treatment device
02/13/2013CN202729887U Nitrogen and phosphorus removal biological reaction device
02/13/2013CN202729886U Rotary grid type sewage treatment device
02/13/2013CN202729885U Hydrolysis, acidification and sedimentation tank
02/13/2013CN202729884U UBF (upflow blanket filter) anaerobic reactor with filter layer at top for treating chemical industrial wastewater
02/13/2013CN202729883U Compound fiber for water treatment in parallel structure
02/13/2013CN202729882U Automatic sludge discharging and hydrolyzing sedimentation tank
02/13/2013CN202729881U Automatic monitoring system for activated sludge treatment of papermaking sewage
02/13/2013CN202729880U Rotary type water distribution device of activated sludge bed reactor
02/13/2013CN202729879U Self-sufficient fan stirs pump diffusion oxygenation aeration machine
02/13/2013CN202729878U Reaction treatment device of activated sludge bed
02/13/2013CN202729877U Biological reaction device for sewage treatment with high-adsorbability medium
02/13/2013CN202725040U Embedded-type hollow fiber membrane module and integrated membrane bioreactor
02/13/2013CN202722202U 泡沫浮床 Foam floating bed
02/13/2013CN102933506A Method and device for biological wastewater purification
02/13/2013CN102933503A Freshwater-generating device, and freshwater-generating method
02/13/2013CN102933502A Fresh water-generating device and fresh water-generating method
02/13/2013CN102931425A Method for strengthening electricity generation and wastewater treatment of microbes in microbial fuel cell (MFC)
02/13/2013CN102926362A Pollution control and emission reduction method for farmland drainage
02/13/2013CN102925392A Pseudomonas fluorescens capable of degrading estrogen substances and preparation method and application thereof
02/13/2013CN102925390A Pseudomonas fluorescens capable of decomposing petroleum substances and preparation method and application thereof
02/13/2013CN102925377A Bacillus licheniformi, screening method and uses thereof
02/13/2013CN102925357A Composite microbial inoculum for harmless processing, and its application
02/13/2013CN102924602A Gold ion adsorption protein and method for enriching and recovering gold ion
02/13/2013CN102923924A Anaerobic granular sludge screening collector
02/13/2013CN102923922A Technology for anaerobic treatment of high concentration desizing wastewater through utilizing pulverized fuel ash
02/13/2013CN102923915A Method and system for treating domestic sewage in rural areas
02/13/2013CN102923903A Textile printing and dyeing wastewater processing technology
02/13/2013CN102923900A Solar energy assisted disinfection method and apparatus for composite artificial wetland
02/13/2013CN102923866A Device for implementing strengthened treatment for sewage through changing magnetic field and sewage treatment method
02/13/2013CN102923865A Integrated oxidation ditch combining microorganism fruits part
02/13/2013CN102923864A Method and device for lowering heavy metal content in water
02/13/2013CN102923863A Microorganism complex microbial inoculant capable of synchronously treating iron, manganese and ammonia nitrogen in underground water and preparation method thereof
02/13/2013CN102923862A Vitamin B12 wastewater processing method
02/13/2013CN102923861A Constructed wetland for treating sewage with low carbon nitrogen ratio by utilizing ores
02/13/2013CN102923860A Method for enhanced nitrogen removal of tidal flow-horizontal subsurface flow hybrid constructed wetland and system thereof
02/13/2013CN102923859A Process for treating high-concentration printing-dyeing desizing waste water and aerobic excess sludge
02/13/2013CN102923858A Negative-pressure internal circulation reactor and method for treating sewage by utilizing reactor
02/13/2013CN102923857A Anoxic-aerobic vertical flow artificial wetland system
02/13/2013CN102923856A Anaerobic reaction device and processing method for 1,4-butanediol chemical wastewater
02/13/2013CN102923855A Anaerobic reactor with dual-layer multiple reaction chambers
02/13/2013CN102923854A Method regarding wood chips as carbon source and for removing nitrate in underground water by using solid-phase heterotrophy and sulfur autotrophic integrated denitrification
02/13/2013CN102923853A Waste water treatment method of sulfur autotrophic denitrification-anaerobic ammonia oxidation coupling desulphuration denitrification
02/13/2013CN102923852A Activity primary settling tank capable of reducing loss of organic matters in sewage
02/13/2013CN102923851A 错流式厌氧污泥床反应器 Cross-flow anaerobic sludge blanket reactor
02/13/2013CN102923850A Treatment method of sugar production wastewater
02/13/2013CN102923849A Rotating disc type micro-grid assembly for backwash-free dynamic membrane
02/13/2013CN102923848A Aerobic reactor for treating livestock and poultry breeding wastewater by utilizing semi-fixed carrier
02/13/2013CN102923847A Application of hydrophobic material
02/13/2013CN102923846A Combined type biochar enhanced nitrogen removal filler and preparation method thereof
02/13/2013CN102923845A Chemical processor for sewage
02/13/2013CN102923844A Modularized oxygen compatible sewage treatment equipment
02/13/2013CN102923843A Comprehensive water treatment device for industrial breeding
02/13/2013CN102923842A Aerated biological filtration tank
02/13/2013CN102923841A Underwater As3+ efficient biological oxidation method
02/13/2013CN102923840A Adjustable integrated impeller for reverse umbrella aerator
02/13/2013CN102923839A Submersible aerobic biofilm water body pollution processing device
02/13/2013CN102923838A Device and method for repairing underground water nitrate pollution
02/13/2013CN102923837A Method for inhibiting generation of soluble organic nitrogen by double-layer filter material biofilter
02/13/2013CN102921359A Preparation method of biological capsule for sewage treatment
02/13/2013CN102921304A Hollow fiber membrane module and bio-membrane reactor with same
02/13/2013CN102517237B Composite micro-ecological water-based suspension concentrate for aquaculture
02/13/2013CN102337232B Aerobic denitrification psychrotolerant bacterium and preparation method thereof
02/13/2013CN102320689B Continuous flow granular sludge reactor and running method
02/13/2013CN102320688B Internal-circulation anti-blocking device applied to double-circulation anaerobic reactor
02/13/2013CN102311253B Synchronous denitrification and dephosphorization bio-filter packing and preparation method thereof
02/13/2013CN102311171B Horizontal well sewage treatment plant and method thereof
02/13/2013CN102303921B Buoyancy water decanter
02/13/2013CN102276056B Process for treating coal chemical wastewater by adding active material into activated sludge pool
02/13/2013CN102267757B Biomass three-phase separator device
02/13/2013CN102258944B Online cleaning method for membrane-bioreactor
02/13/2013CN102249412B Multistage anoxic and anaerobic circulation tail section anoxic activated sludge treatment process and system
02/13/2013CN102190370B Method for rapid elimination of water blackening and smell
02/13/2013CN102156432B Method for controlling aeration in biochemical reaction tank in real time
02/13/2013CN102145957B Method for constructing agricultural drainage and ecological purification system
02/13/2013CN102134123B Sludge-water fast separating device and application thereof in biological sewage treatment
02/13/2013CN102029107B Method for processing leather-making malodorous gas by biological filter
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