| Patents for C02F 3 - Biological treatment of water, waste water, or sewage (46,453) |
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| 02/24/2010 | CN201411389Y Flexible telescopic tubular decanter |
| 02/24/2010 | CN201411388Y Modular trickling filter bioreactor used for treating sewage |
| 02/24/2010 | CN101657386A 'in-situ' ballast water treatment system and method |
| 02/24/2010 | CN101654302A Method for removing algae in water by using earthworms |
| 02/24/2010 | CN101654301A Water conservation fishery method capable of improving water quality of lakes and reservoirs intermediately and lightly eutrophicated |
| 02/24/2010 | CN101654300A Biological full-denitrification treatment technology for 'F/O/F' coking wastewater |
| 02/24/2010 | CN101654299A Aeration air quantity controller for sewage treatment plant |
| 02/24/2010 | CN101654298A Primer for improving biochemical and purifying efficacy of sewage and preparation method and application method thereof |
| 02/23/2010 | US7666302 Dual cell nitrogen removal apparatus |
| 02/18/2010 | WO2010019590A2 Anaerobic digester design and operation |
| 02/18/2010 | WO2009050347A8 Method and unit for the purification of wastewater with aerobic granular sludge |
| 02/18/2010 | US20100038311 Entrapping immobilization pellets, wastewater treatment system using the entrapping immobilization pellets and wastewater treatment method |
| 02/18/2010 | DE102008038116A1 Filtering device for retaining particulate matters and sludge constituents in sequencing batch reactor plants, small sewage treatment plants and other plants, comprises container with outlet, and removable filter unit hooked in container |
| 02/17/2010 | EP2154115A1 Flexible sub-elements for biological sewage treatment plant |
| 02/17/2010 | EP2152394A1 Membrane bags with seamless membrane substance, uses thereof and filtration units therewith |
| 02/17/2010 | EP2152393A1 Membrane cleaning using an airlift pump |
| 02/17/2010 | EP2152390A1 Membrane cleaning with pulsed airlift pump |
| 02/17/2010 | CN201406367Y Duplex-ball-heated multistage fermentation biogas tank |
| 02/17/2010 | CN201406365Y Sewage processing device of homogenous double-effect biofilter |
| 02/17/2010 | CN201406364Y Reclaimed sewage treatment device |
| 02/17/2010 | CN201406363Y Integrated buried sewage treatment device |
| 02/17/2010 | CN201406362Y Immobilized aerobic-anaerobic device for degrading toxic organisms |
| 02/17/2010 | CN201406361Y Waste leachate waste water processing device |
| 02/17/2010 | CN201406360Y Cultivation water body purifying device |
| 02/17/2010 | CN201406359Y Treatment device for black odor river |
| 02/17/2010 | CN201406358Y Combined reclaimed water treatment system |
| 02/17/2010 | CN201406349Y Swirl-type water oxygen-increasing purifying machine |
| 02/17/2010 | CN201406348Y Combination biological floating bed |
| 02/17/2010 | CN201406347Y Integrated multifunctional three-dimensional circulation oxidation ditch equipment |
| 02/17/2010 | CN201406346Y High efficiency beet sugar manufacturing wastewater treatment system |
| 02/17/2010 | CN201406345Y Anaerobic reactor integrating baffling, contacting and settling |
| 02/17/2010 | CN201406344Y Biologic fixed bed reactor |
| 02/17/2010 | CN201406343Y Deep-diversion external circulation bioreactor |
| 02/17/2010 | CN201406342Y Powerless liquid surface cleaning device for biochemical reaction tank for sewage treatment |
| 02/17/2010 | CN201406341Y Novel sewage treatment system |
| 02/17/2010 | CN101648749A Scalable bio-floating gate |
| 02/17/2010 | CN101648748A Method for processing arsenic polluted water body by enrichment adsorption coupling |
| 02/17/2010 | CN101648747A Anaerobic biochemical reactor |
| 02/17/2010 | CN101648746A Optimal culture method of aerobic grain mud |
| 02/17/2010 | CN101648745A Magnetic seed filler taking sludge as main raw material and preparation method thereof |
| 02/16/2010 | US7662295 Method for removing organic material in oilfield produced water and a removal device therefor |
| 02/16/2010 | US7662288 Introducing micro-nano bubbles of air or nitrogen into a plurality of upstream water treatment devices to produce treatment water; and a second step of pretreating said treatment water to produce pretreatment water and treating said pretreatment water in a downstream waste water treatment device |
| 02/16/2010 | US7662287 Wastewater denitrification system |
| 02/16/2010 | US7662277 Wastewater treatment apparatus |
| 02/16/2010 | US7662275 Reverse osmosis and nanofiltration are combined in a process that enables co-production of water streams of variable quality ranging from fresh drinking water to brackish water along with petroleum from shale oil |
| 02/16/2010 | CA2379928C Hybrid chemical and biological process for decontaminating sludge from municipal sewage |
| 02/15/2010 | CA2640503A1 Thermal insulation sewer water treatment environment |
| 02/11/2010 | WO2010016268A1 Water treatment system and water treatment method |
| 02/11/2010 | WO2010015374A1 Filter unit for treating water and other liquid media |
| 02/11/2010 | WO2008130885A3 Membrane supported biofilm apparatus and process |
| 02/11/2010 | US20100032371 Method and system for controlling biodegradation and temperature in an aerobic or anaerobic subsurface or partially enclosed waste mass |
| 02/11/2010 | US20100032370 Anaerobic digester design and operation |
| 02/11/2010 | US20100032369 Sewage purification plant and process thereof |
| 02/10/2010 | EP2151279A1 Method for operating a mechanical-biological waste treatment assembly with a process water circuit |
| 02/10/2010 | EP2150572A1 Continuous counter-current organosolv processing of lignocellulosic feedstocks |
| 02/10/2010 | EP2150501A1 Vertical land-based bioreactor |
| 02/10/2010 | CN201400631Y Plastic cleaning wastewater treatment system |
| 02/10/2010 | CN201400630Y Chemical fiber wastewater treatment system |
| 02/10/2010 | CN201400629Y Floor processing wastewater treatment and recycling system |
| 02/10/2010 | CN201400628Y Down wastewater treatment system |
| 02/10/2010 | CN201400627Y All-in-one water processing device |
| 02/10/2010 | CN201400626Y Circulative impinging stream membrane bioreactor |
| 02/10/2010 | CN201400625Y Fermentation wastewater treatment system |
| 02/10/2010 | CN201400624Y Device for treating fermentation wastewater |
| 02/10/2010 | CN201400623Y Village sewage treatment unit with multifunctional baffling |
| 02/10/2010 | CN201400622Y Multi-point backflow type IC anaerobe processing reactor |
| 02/10/2010 | CN201400621Y Integrated three-folded type three-dimensional cyclic oxidation ditch |
| 02/10/2010 | CN201400605Y Diaphragm-type clear water aeration test device |
| 02/10/2010 | CN201400604Y Low-energy-consumption siphon water decanter |
| 02/10/2010 | CN201400603Y Low-power pontoon type water decanter |
| 02/10/2010 | CN201400602Y Novel screw flexible tube-type decanter |
| 02/10/2010 | CN201400601Y Tube-type membrane element and integrated membrane biological reactor |
| 02/10/2010 | CN201400600Y Level difference potential energy multistage jet flow aeration oxygenizing equipment |
| 02/10/2010 | CN201400599Y Movable water purification device |
| 02/10/2010 | CN201399325Y Combined hollow fiber membrane module |
| 02/10/2010 | CN201399324Y Integrated hollow fiber membrane module |
| 02/10/2010 | CN101643280A Microbial water-purifying agent and preparation method thereof |
| 02/10/2010 | CN101643279A Self ecological plant floating island and establishing method thereof |
| 02/10/2010 | CN101643278A Subsurface flow constructed wetland sewage treatment system by drop water aeration oxygenation |
| 02/10/2010 | CN101643277A Method for preparing three-dimensional floating bed used for purifying eutrophic water source |
| 02/10/2010 | CN101643276A Alga combined pond device |
| 02/10/2010 | CN101643275A Method for constructing aquatic plant artificial floating island |
| 02/10/2010 | CN101643274A Composite folded plate anaerobe reactor |
| 02/10/2010 | CN101643273A Device and method applicable to anaerobic treatment of solid and liquid mixed sewage of breeding field |
| 02/10/2010 | CN101643272A Integrated bio-contact oxidation pond |
| 02/10/2010 | CN101643271A High-efficiency biological denitrification method for waste water |
| 02/10/2010 | CN101643270A Laminated sand casting plate type membrane component |
| 02/10/2010 | CN101643269A Biological aerated filter and process |
| 02/10/2010 | CN100588624C Microorganism renovation agent of water environment and preparation method thereof |
| 02/09/2010 | US7658853 groundwater treatment |
| 02/09/2010 | US7658851 Such as Pseudomonas Fluorescens, Bacillus subtilis, Bacillus licheniformis, Starkeya novella and various autotrophic sulfur metabolizing bacteria; bioremediation and removal of nitrogen, sulfur, and carbon wastes |
| 02/09/2010 | US7658850 Mixed bacterial culture for atrazine degradation |
| 02/09/2010 | US7658849 Use of Rhizopus stolonifer (Ehrenberg) Vuillemin in methods for treating industrial wastewaters containing dyes |
| 02/09/2010 | US7658848 Septic system cleaning |
| 02/09/2010 | CA2295765C Method for inhibiting biogenic sulfide generation |
| 02/04/2010 | WO2010014919A1 Three stage, multiple phase anaerobic digestion system and method |
| 02/04/2010 | WO2010014797A2 Integrated system for productioin of biofuel feedstock |
| 02/04/2010 | WO2010014715A1 Bacillus amyloliquefaciens strain |
| 02/04/2010 | WO2010014605A1 Radial flow membrane biofilm reactor |
| 02/04/2010 | WO2010012418A1 Bacterial strain for the degradation of mixtures of mono- and poly-cyclic aromatic hydrocarbons dissolved in oil phases |