| Patents for C02F 3 - Biological treatment of water, waste water, or sewage (46,453) |
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| 08/20/2008 | CN100412013C Method of formation/recovery of magnesium ammonium phosphate and apparatus therefor |
| 08/20/2008 | CN100412009C High efficiency nitrification process of biological sewage treatment |
| 08/20/2008 | CN100412008C Composite anaerobic reactor with inner circulation |
| 08/20/2008 | CN100412007C Multi-phase internal circulating anaerobic reactor |
| 08/20/2008 | CN100412006C Anaerobic treatment apparatus |
| 08/20/2008 | CN100412005C Water treatment biological carrier and making method therefor |
| 08/20/2008 | CN100412004C Method of treating refuse percolating liquid by aerobic nitration/inverse nitration and coagulated technology |
| 08/20/2008 | CN100412003C Aerating biological filter |
| 08/20/2008 | CN100412002C Highly efficient water treatment method by aerobic circulating biological expansion bed and reactor thereof |
| 08/20/2008 | CN100411506C Micro-ecological system unit and its use in water environment treatment |
| 08/19/2008 | US7413663 Water treatment apparatus and method |
| 08/19/2008 | US7413656 Aerobic sewage system |
| 08/19/2008 | US7413655 mixing activated sludge, microorganisms, wastewater containing carbocyclic nitro compound by-products from nitrobenzene production such as 2,4-dinitrophenol, picric acid or mixtures and carbon sources such as sugars, for biodegradation |
| 08/19/2008 | US7413654 adjusting and controlling the operation of an aeration device using signals generated from comparing a measured value and the setpoint value of oxidation-reduction potential of mixed liquids formed by mixing waste water and activated sludge; reduction of solids generated from waste water treatment |
| 08/19/2008 | CA2504060C Method for breaking a flap-valve attachment condition under a membrane cover |
| 08/19/2008 | CA2361676C Method for desulphurization of gases |
| 08/14/2008 | WO2008098233A1 Method for recovering suspended solids from residual effluents |
| 08/14/2008 | WO2008096010A1 Water basin plant and method for conditioning water in a water basin plant |
| 08/14/2008 | WO2008095236A1 Domestic wastewater treatment system |
| 08/14/2008 | WO2008070280A3 Photosynthetic carbon dioxide sequestration and pollution abatement |
| 08/14/2008 | WO2008003056A3 Wastewater disinfection apparatus and methods |
| 08/14/2008 | US20080190863 Effluent treatment combining solid/liquid separation and pulsed electric fields |
| 08/14/2008 | US20080190847 Apparatus and Method |
| 08/14/2008 | US20080190844 Methods, processes and apparatus for biological purification of a gas, liquid or solid; and hydrocarbon fuel from said processes |
| 08/14/2008 | CA2677666A1 Method for recovering suspended solids from residual effluents |
| 08/13/2008 | EP1954806A2 System and method for processing organic waste material |
| 08/13/2008 | EP1954797A2 Process for treatment of organic contaminated water |
| 08/13/2008 | EP1954635A1 Combination membrane/biolytic filtration |
| 08/13/2008 | CN201099648Y Low infiltration oil extraction sewage processor for oilfield reinjection |
| 08/13/2008 | CN201099645Y Flotage type solar energy recirculated water processor |
| 08/13/2008 | CN201099644Y Flotage type solar energy aeration system |
| 08/13/2008 | CN201099643Y Water chestnut husk filler anaerobic-aerobic integral biological contact oxygenized bed |
| 08/13/2008 | CN201099642Y Aeration device |
| 08/13/2008 | CN201099641Y Gas jet aeration head |
| 08/13/2008 | CN201099640Y Saddle ball type biological nest fillers |
| 08/13/2008 | CN201099639Y Adsorption ball for water processing |
| 08/13/2008 | CN201099638Y Latent/ surface flow artificial marshland |
| 08/13/2008 | CN101240256A Citrobacter farmeri Citrobacter farmeriSC01 and application thereof |
| 08/13/2008 | CN101240253A Method for concentrating highly effective nitrobacteria in active sludge |
| 08/13/2008 | CN101239768A High purification biochemistry sewage treating system |
| 08/13/2008 | CN101239767A High concentration organic sewage treating system |
| 08/13/2008 | CN101239766A High concentration domestic sewage treating system |
| 08/13/2008 | CN101239765A Low concentration domestic sewage treating system |
| 08/13/2008 | CN101239764A Modularized compact type sewage purifying system |
| 08/13/2008 | CN101239756A Ecological assemblage floating bed having no influence to flood discharge and capable of automatically steering |
| 08/13/2008 | CN101239755A Purifying treatment system for micro-polluted water |
| 08/13/2008 | CN101239754A System for processing domestic sewage according to water quality |
| 08/13/2008 | CN101239753A Integrated methane-producing denitrogenation dephosphorization desulfurization sewage treatment method and device thereof |
| 08/13/2008 | CN101239752A Low concentration domestic sewage treatment system combined with landscape |
| 08/13/2008 | CN101239751A Method for treating high concentration ammonia nitrogen waste water |
| 08/13/2008 | CN101239749A Potato-like starch processing waste water treatment agent and waste water treatment method |
| 08/13/2008 | CN101239297A Nano double helix ecological globoid and preparation and application thereof |
| 08/13/2008 | CN100410193C Method for treating wastewater from ADC vesicant, and integrated plant |
| 08/13/2008 | CN100410190C Method of processing high concentration basic chromium-containing wastewater with bacteria |
| 08/13/2008 | CN100410189C Nitration denitrification integral type sewage denitrification biomembrane reactor |
| 08/13/2008 | CN100410188C Liquid aeration dispenser |
| 08/13/2008 | CN100410187C Composite microelectrolytic/biomembrane reaction apparatus and its sewage treating method |
| 08/13/2008 | CN100410186C Semi-submergence type sewagte biological contacting oxidation prool and sewage treatment method |
| 08/13/2008 | CN100410185C Composite fly ash filling and preparation and application thereof |
| 08/12/2008 | US7410611 Applying an electric charge to an object within the flow path of a fluid stream, wherein fluid stream contains contaminants; flowing fluid stream past electric charge; and, adjusting magnitude of electric charge while continuing flowing step |
| 08/12/2008 | US7410584 Methods and apparatus for treating wastewater employing a high rate clarifier and a membrane |
| 08/12/2008 | US7410583 Transferring the organic waste-slurry to a paddle pulper/finisher, processing the waste-slurry in the paddle pulper/finisher which reduces the particle size of the solids in the waste slurry and separates the waste slurry into a pulp slurry and pomace, and processing pulp slurry in anaerobic digester |
| 08/12/2008 | CA2416690C Process for removal and recovery of nutrients from digested manure or other organic wastes |
| 08/12/2008 | CA2374830C System and method for withdrawing permeate through a filter and for cleaning the filter in situ |
| 08/07/2008 | WO2008094456A1 Drain-flush sequence and system for filter module |
| 08/07/2008 | WO2008093287A1 Treatment of wastewaters using dual-stage membrane bioreactors |
| 08/07/2008 | WO2008093044A1 Anaerobic digester |
| 08/07/2008 | WO2008092188A1 Wastewater treatment system |
| 08/07/2008 | WO2008076928A3 An additive to mitigate hydrogen sulfide and method of using the same |
| 08/07/2008 | US20080185344 Aeration Method, Aeration Apparatus and Aeration System |
| 08/07/2008 | US20080185337 Reducing solvent by adding microorganism culture and micronmicronutrients ; reduce chemical oxygen demand |
| 08/07/2008 | US20080185335 reduced thickness and increased permeability; aerobic souring using ozone in soil absorption field |
| 08/07/2008 | CA2676534A1 Drain-flush sequence and system for filter module |
| 08/07/2008 | CA2674721A1 Enzymes for the treatment of lignocellulosics, nucleic acids encoding them and methods for making and using them |
| 08/06/2008 | EP1951629A1 Method for groundwater treatment |
| 08/06/2008 | EP1951628A2 Double-sided self-cleaning media |
| 08/06/2008 | EP1951627A2 Flow equalized rotating biological contactor |
| 08/06/2008 | EP1951418A1 Reactor and method for anoxia treatment of a substance in a fluid reaction medium |
| 08/06/2008 | EP1659171B1 Novel microorganism and method of treating organic solid matters with the use of the microorganism |
| 08/06/2008 | EP1127102A4 Method and apparatus for controlled composting and bioremediating |
| 08/06/2008 | CN201095615Y Distributed water treatment system |
| 08/06/2008 | CN201094940Y Circumferential seam jet apparatus |
| 08/06/2008 | CN101235359A Sulfate reducing bacteria resisting microbial preparation and preparation method thereof |
| 08/06/2008 | CN101235358A Sludge sinorhizobium with aniline degradation capability and application thereof |
| 08/06/2008 | CN101234837A Composite ecotype micro-electrolysis mobile water body in-situ repairing device |
| 08/06/2008 | CN101234836A Garbage percolate treatment technique |
| 08/06/2008 | CN101234834A Pressure type foamless film type oxygenating system and method thereof |
| 08/06/2008 | CN101234832A Industrial sewage irradiation integrated treatment technique |
| 08/06/2008 | CN101234831A Waste water denitrogenation and marsh gas desulfurization coupling technique |
| 08/06/2008 | CN101234830A Multi-layer type sewage treatment device |
| 08/06/2008 | CN101234824A Method for modifying eutrophication water body water quality |
| 08/06/2008 | CN101234823A Method for repairing petroleum polluting water body |
| 08/06/2008 | CN101234822A Method for fast repairing submerged vegetation by using water quality improvement clearance |
| 08/06/2008 | CN101234821A Method for treating landscape water body eutrophication pollution |
| 08/06/2008 | CN101234820A Jet flow water distribution device and application thereof |
| 08/06/2008 | CN101234819A Hollow fiber membrane modular |
| 08/06/2008 | CN101234818A Urban sewage plant aeration tank dissolved oxygen stable intelligent control method and device |
| 08/06/2008 | CN101234817A Film carrier foamless oxygen supply biological film reactor and organic waste water treatment method |
| 08/06/2008 | CN101234816A Odorless aeration oxidation pond sewage treatment method |
| 08/06/2008 | CN101234815A Membrane bioreactor capable of realizing synchronous nitration denitrification denitrogenation function |