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