| Patents for C02F 3 - Biological treatment of water, waste water, or sewage (46,453) |
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| 12/01/2010 | EP2256092A1 Aerobic filtration device and installation equipped with such a device |
| 12/01/2010 | EP2256091A1 A stratified bioreactor |
| 12/01/2010 | EP2254843A1 Methods for biological purification of waste or wastewater |
| 12/01/2010 | EP2254842A1 Method and device for the treatment of waste water |
| 12/01/2010 | EP2254841A2 A method for increasing the concentration of colonies of micro organisms in a process for removing contaminants by anaerobic digestion |
| 12/01/2010 | EP1585590B1 Methods for cleaning and maintaining membrane surface during filtration |
| 12/01/2010 | CN201662710U Double-parameter aeration control system for sewage treatment system |
| 12/01/2010 | CN201660534U Sewage treatment device |
| 12/01/2010 | CN201660533U Papermaking white water advanced treatment and recycling device |
| 12/01/2010 | CN201660531U Quickly-mounted water collecting tank |
| 12/01/2010 | CN201660530U Energy-saving filtration biosorption municipal sewage treatment system |
| 12/01/2010 | CN201660529U Device for treatment of domestic sewage |
| 12/01/2010 | CN201660528U Sewage treatment unit of hybrid subsurface constructed wetland |
| 12/01/2010 | CN201660527U Domestic sewage treatment device |
| 12/01/2010 | CN201660526U Oligodynamic sewage treatment system |
| 12/01/2010 | CN201660525U Fluidized bed processing device of printing and dyeing wastewater |
| 12/01/2010 | CN201660524U Medium-size or small-size high-efficiency modularized terminal treatment device for domestic sewage treatment |
| 12/01/2010 | CN201660523U High-efficiency constructed rapid infiltration wastewater treatment system |
| 12/01/2010 | CN201660508U SBR excess sludge reduction device |
| 12/01/2010 | CN201660499U Solar biological rotating disk |
| 12/01/2010 | CN201660498U Combined ecological floating island water purifying device |
| 12/01/2010 | CN201660497U Backflow deoxidation device for sewage treatment |
| 12/01/2010 | CN201660496U Self-purification biological filter |
| 12/01/2010 | CN201660495U Double-way circulating anaerobic reactor |
| 12/01/2010 | CN201660494U Anaerobic sludge acclimating and culturing device |
| 12/01/2010 | CN201660493U Modified expanded granular sludge bed anaerobic reactor |
| 12/01/2010 | CN201660492U Integral digestion tank with fixed packing |
| 12/01/2010 | CN201660491U Pulping and papermaking waste water treatment system |
| 12/01/2010 | CN201660490U Bio-filter |
| 12/01/2010 | CN201660489U Water body reoxygenation treatment system |
| 12/01/2010 | CN201660488U Tubular aerator of double-hole tube |
| 12/01/2010 | CN201660450U Water inflow level control device of rotary water decanter |
| 12/01/2010 | CN101903296A Composite polymeric filtration media |
| 12/01/2010 | CN101899450A Virulent cyanophage PaV-LD genome and preparation method and application thereof |
| 12/01/2010 | CN101899413A Recombinant pseudomonas putida, and construction method and application thereof |
| 12/01/2010 | CN101899401A Microbial agent for treating ammonia-containing waste water and preparation method thereof |
| 12/01/2010 | CN101899397A Composite efficient microbial preparation for treating difficultly-degradable waste water and preparation and application |
| 12/01/2010 | CN101898861A Microorganism detoxification, and solidification and hazard-free treatment method for metal substrate sludge |
| 12/01/2010 | CN101898857A Method for entrapping and inactivating aquatic organisms in biological activated carbon filter (BACF) |
| 12/01/2010 | CN101898856A Subsurface flow constructed wetland system of secondary effluent from sewage treatment plant and application thereof |
| 12/01/2010 | CN101898849A Natural reaeration/sedimentation integrated device for pre-treatment of sewage |
| 12/01/2010 | CN101898848A Treatment method of wastewater containing ammonia and nitrogen from circuit board plant |
| 12/01/2010 | CN101898847A System for treating sewage containing nonylphenol polyoxyethylene ether and metabolin |
| 12/01/2010 | CN101898846A Integrated biological treatment system and implementation method thereof |
| 12/01/2010 | CN101898845A Wastewater treatment process |
| 12/01/2010 | CN101898844A Method for treating salt-containing sewage |
| 12/01/2010 | CN101898836A Complex enzyme preparation for sludge removal and in-situ remediation of organisms in eutrophic water areas and application method thereof |
| 12/01/2010 | CN101898835A Method for purifying aquatic water by using microbes and plants in combination |
| 12/01/2010 | CN101898834A Artificially cultivated underwater lawn |
| 12/01/2010 | CN101898833A Flexible ecological floating bed |
| 12/01/2010 | CN101898832A Compound type constructed wetland system |
| 12/01/2010 | CN101898831A Waste water treatment device and process for synchronously removing nitrogen and phosphorus of sludge concentration microenvironment |
| 12/01/2010 | CN101898830A Complex enzyme preparation for sewage treatment and application method thereof |
| 12/01/2010 | CN101898829A Method for starting salt tolerant anammox reactor |
| 12/01/2010 | CN101898828A Method for culturing granular sludge by shortcut denitrification |
| 12/01/2010 | CN101898827A Active sludge process and facility for biological municipal sewage treatment |
| 12/01/2010 | CN101898826A Attapulgite-based support-composite attapulgite/polyurethane meshy-sponge combined biofilter material |
| 12/01/2010 | CN101898825A Simulating riverway biological respinse unit for repairing light polluted water body |
| 12/01/2010 | CN101898198A Method for remedying oil pollution by unitedly using air shatter crack and microorganism and device thereof |
| 12/01/2010 | CN101897412A Technical search of cleaning production and process of quick frozen organic vegetables |
| 12/01/2010 | CN101586084B Yeast and application thereof in the weak alkaline treatment of vegetable-pickling waste water |
| 12/01/2010 | CN101580297B Method for hanging membrane in sludge internal circulation biological filter |
| 12/01/2010 | CN101575145B Riverway water quality purification and ecosystem restoration adjustable wetland technology |
| 12/01/2010 | CN101555071B Method for utilizing buffer strip to control agricultural non-point source pollution of tidal river network area of plain |
| 12/01/2010 | CN101508503B Coupling biochemical reactor for degradation of persistent organic pollutant in wastewater |
| 12/01/2010 | CN101503267B Coal chemical industry wastewater treating method |
| 12/01/2010 | CN101503263B Wastewater treatment recycling technique and equipment thereof |
| 12/01/2010 | CN101503248B Composite biological film activated sludge denitrification dephosphorization denitrification method and reactor thereof |
| 12/01/2010 | CN101481173B Wastewater biological contact oxidation pond |
| 12/01/2010 | CN101475282B Photocatalysis-plant cooperated water purifying method for pisciculture water |
| 12/01/2010 | CN101445296B Apparatus for biologically treating livestock and poultry waster water |
| 12/01/2010 | CN101445294B A marsh gas preparation method of landfill leachate resources |
| 12/01/2010 | CN101423290B Method for implementing shortcut nitrification in complete nitrification biological denitrification system at normal temperature |
| 12/01/2010 | CN101412974B Brevibacterium aureum AN3 and use thereof in degrading malachite green and other dyes |
| 12/01/2010 | CN101397171B Camp sewage processing method |
| 12/01/2010 | CN101391841B High-load angleworm bio-filter for processing rural decentralized wastewater |
| 12/01/2010 | CN101333033B Rigid and flexible composite bio-fillers for deodorization by bio trickling filtration and method for preparing same |
| 12/01/2010 | CN101327999B Integrated domestic sewage rapid purification reaction apparatus |
| 12/01/2010 | CN101323486B Method for realizing low carbon-nitrogen rate high concentration nitrogen-containing waste water steady biological hitrosation |
| 12/01/2010 | CN101318737B Baking-free stephanoporate water slag filtering material and preparation method thereof |
| 12/01/2010 | CN101306871B Oxygen supplying, energy-conserving and optimizing control method by SBR process and device thereof |
| 12/01/2010 | CN101293703B Apparatus for treating reinforced concrete structure deep well aeration waste water and prepraring method thereof |
| 12/01/2010 | CN101219846B Ultrafiltration membrane coagulation /adsorption/bioreactor integrating advanced water treatment method and device |
| 12/01/2010 | CN101175699B An apparatus for treating small river water |
| 12/01/2010 | CN101066807B Sewage treating micro algae apparatus and process |
| 12/01/2010 | CN101037283B Treatment method of hydroxybenzene-containing wastewater |
| 11/30/2010 | US7842186 introducing wastewater into anaerobic reactor, treating with anaerobic microorganisms to produce biogas from organic matters, then discharging treated wastewater saturated with carbon dioxide, and introducing into stripping apparatus, forming struvite; fluidized beds; fertilizers |
| 11/30/2010 | US7842185 Pellets comprising sludge containing nitrifying bacteria for treating wastewater |
| 11/25/2010 | WO2010134143A1 Method and apparatus for reducing sludge amount |
| 11/25/2010 | WO2010133177A1 Landfill leachate wastewater treatment system and process thereof |
| 11/25/2010 | WO2010133151A1 Organic wastewater recycling treatment method |
| 11/25/2010 | WO2010133149A1 Sewage recycling anaerobic treatment device |
| 11/25/2010 | WO2010104476A9 Water treatment method and apparatus |
| 11/25/2010 | WO2010089195A3 Sludge extraction system for biological wastewater reactors |
| 11/25/2010 | WO2010049629A3 Method and device for the biological treatment of a contaminated liquid feedstock containing a dispersible and digestible organic liquid phase such as an oil or a toxic solvent |
| 11/25/2010 | US20100297740 Use of Anaerobic Digestion to Destroy Biohazards and to Enhance Biogas Production |
| 11/24/2010 | EP2253596A1 Method for removing phosphorus using membrane bioreactor |
| 11/24/2010 | EP2253595A1 Three-stage system for treating sewage |
| 11/24/2010 | EP2252553A2 Method for wastewater treatment and wastewater treatment system |
| 11/24/2010 | CN201655897U Novel dual-chamber MFC |