| Patents for C02F 3 - Biological treatment of water, waste water, or sewage (46,453) |
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| 05/23/2007 | CN1317209C Almond-processing waste water treatment process using aerobic- anoxia-aerobic method |
| 05/23/2007 | CN1317208C Automatized sequential reaction unit for aerobic particle sludge culture and research |
| 05/23/2007 | CN1317207C Sewage treating apparatus with baffling, aerating, boosting and gravitationally outflowing membrane bioreactor |
| 05/22/2007 | CA2178706C Thermophilic digestion of chitin-containing waste |
| 05/18/2007 | WO2007055440A1 Membrane coupled activated sludge method and apparatus operating anoxic/anaerobic process alternately for removal of nitrogen and phosphorous |
| 05/18/2007 | WO2007054691A1 Bioremediation materials |
| 05/18/2007 | WO2007054114A1 Product for the treatment of wastewaters and sewage |
| 05/18/2007 | WO2007053961A1 Composition and process for bioremediation of water contaminated with hydrocarbons |
| 05/18/2007 | WO2007053890A1 Combination membrane/biolytic filtration |
| 05/18/2007 | WO2006047225A3 Waste treatment systems |
| 05/18/2007 | CA2629217A1 Product for the treatment of wastewaters and sewage |
| 05/18/2007 | CA2628985A1 Bioremediation materials |
| 05/17/2007 | US20070108125 Advanced treating of a sewage or wastewater or filthy water simultaneously; anoxic denitrification alternated with anaerobic process for discharging phosphorus |
| 05/17/2007 | US20070108124 Method and a plant for waste water treatment |
| 05/17/2007 | US20070108123 Method of intensifield treatment for the wastewater contaning excrets with highly concentrated nitrogen and cod |
| 05/17/2007 | CA2527525A1 Wastewater treatment system for a marine vessel |
| 05/16/2007 | EP1785400A1 Ballasted flocculation of activated sludge |
| 05/16/2007 | EP1785399A1 Waste water purification apparatus |
| 05/16/2007 | EP0950028B1 Bioremediation of pollutants with butane-utilizing bacteria |
| 05/16/2007 | DE202005021136U1 Vorrichtung zur einfachen Dosierung von Fällmittel zur Phosphatelimination mittels Druckluft in Abwasserbehandlungsanlagen Device for easy dosage of coagulant for phosphate removal by means of compressed air in waste water treatment plants |
| 05/16/2007 | CN2900513Y Integrated treating and reutilizing device for residential community waste water |
| 05/16/2007 | CN2900511Y Biological float bed for clearing wave and purifying water |
| 05/16/2007 | CN2900510Y Combined aeration biological filter pool |
| 05/16/2007 | CN2900509Y Film anaerobic ammonia oxidizing biological reactor |
| 05/16/2007 | CN2900508Y Simulating nature oxidizing ditch after livestock raising waste water anaerobic treatment |
| 05/16/2007 | CN2900507Y Reaction/separation-section type film biological reactor |
| 05/16/2007 | CN2900499Y Biological bamboo tube carbon filterbed fortreating organic waste water |
| 05/16/2007 | CN2899443Y Water plant raising test pool capable of simulating water flow |
| 05/16/2007 | CN1962492A Process for reclaiming PVC slurry waste water using liquid phase suspension method |
| 05/16/2007 | CN1962490A High efficient microbe synergistic process for sewage treatment factory |
| 05/16/2007 | CN1962489A Microecological regulation tablet for aquaculture |
| 05/16/2007 | CN1962488A Composite microecological agent for aquaculture and scenery water body and its preparation method |
| 05/16/2007 | CN1962487A Nitration denitrification integral type sewage denitrification biomembrane reactor |
| 05/16/2007 | CN1962486A Composite type polluted water pretreatment apparatus for hydrolysis and acidification |
| 05/16/2007 | CN1962485A Column type anaerobic reactor |
| 05/16/2007 | CN1962484A Forced refluence double-face flow-guiding sewage treatment pool |
| 05/16/2007 | CN1962483A Biological sponge iron preparation and its uses in water disposal |
| 05/16/2007 | CN1962482A Method for treating underground biological polluting water and its apparatus |
| 05/16/2007 | CN1962481A Pressurized catalysis biological contact oxidation tower (device) |
| 05/16/2007 | CN1962480A Peripherally-distributed water deflection composite reactor for hydrolysis and acidification |
| 05/16/2007 | CN1961663A Nitrifying water treatment device for aquaria |
| 05/16/2007 | CN1315743C Integrated anaerobic-wetland wastewater treatment apparatus and method therefor |
| 05/16/2007 | CN1315740C Method for treating enriched surface water |
| 05/16/2007 | CN1315735C Circulating sewage/waste water purification device |
| 05/15/2007 | CA2332530C Multistage facultative wastewater treatment system |
| 05/10/2007 | WO2007053373A2 Aeration vessel for use in aerobic wastewater treatment system |
| 05/10/2007 | WO2007053110A1 Treatment of wastewater |
| 05/10/2007 | WO2007052895A1 Plant for wastewater treatment |
| 05/10/2007 | WO2007052085A1 Method for groundwater treatment |
| 05/10/2007 | WO2007051338A1 Composition and bioremediation method for water polluted by hydrocarbons |
| 05/10/2007 | US20070102356 Introducing low strength ammonia wastewater to seed production reactor, creating autotrophic conditions within to promote nitrification, introducing carbon source, creating anoxic conditions, then recovering seed sludge |
| 05/10/2007 | US20070102355 Clarification process and decomposition arrangement |
| 05/10/2007 | US20070102354 System for treating wastewater and a media usable therein |
| 05/10/2007 | US20070102352 Nitrogen recovery system and method using heated air as stripping gas |
| 05/10/2007 | US20070102335 Apparatus and method for denitrification of treated water from aerobic wastewater treatment systems |
| 05/10/2007 | DE102005051711A1 Verfahren zur mikrobiologischen aeroben Abwasserbehandlung A process for microbiological aerobic sewage treatment |
| 05/10/2007 | DE10159534B4 Verfahren zur Behandlung organisch belasteter Abwässer und Behandlungsanlage zur Durchführung des Verfahrens A method for the treatment of organically polluted waste water and treatment plant for performing the method |
| 05/09/2007 | EP1783102A1 Process for the aerobic microbiologic wastewater treatment |
| 05/09/2007 | EP1782137A1 Method and arrangement for the online regulation of a batch process in a bioreactor |
| 05/09/2007 | CN2898008Y Aerobic-anaerobic-aerobic integrated biological-diaphragm double well |
| 05/09/2007 | CN2898007Y Efficient fluid jetter |
| 05/09/2007 | CN2898006Y Float-island solar photovoltaic nano-water purifier |
| 05/09/2007 | CN2898005Y Isolated biological-diaphragm sewage treating bed |
| 05/09/2007 | CN2898004Y Assembled artificial ecological waste-water treater |
| 05/09/2007 | CN2898003Y Landscape sewage ecological treating pool in residential estate |
| 05/09/2007 | CN2898002Y Integrated reactive film sewage water recovery device of enivornmental-protecting toilet |
| 05/09/2007 | CN1961066A Process |
| 05/09/2007 | CN1960949A Advanced purification system utilizing closed water area by 'void of water area' |
| 05/09/2007 | CN1958524A Method for preparing organic fertilizer from activated sludge of disused stuffing material |
| 05/09/2007 | CN1958523A Innocuity method for treating disused stuffing material |
| 05/09/2007 | CN1958486A Advanced treatment method for carbonization wastewater |
| 05/09/2007 | CN1958485A Method for regenerating treated wastewater through mass transfer, and utilized by industries |
| 05/09/2007 | CN1958484A Method for treating wastewater of terephthalic acid by using aerating bio filter |
| 05/09/2007 | CN1958483A Combined type wastewater treatment method and equipment |
| 05/09/2007 | CN1958479A Wastewater treatment method of pyramid type artificial swamp |
| 05/09/2007 | CN1958478A Intensive manual assistance eco technique and system for restoring degraded beach zone |
| 05/09/2007 | CN1958477A Integrative anaerobic ¿C aerobic circulation biological method for treating organic wastewater |
| 05/09/2007 | CN1958476A Polyhedral fluidized packing material |
| 05/09/2007 | CN1958475A Material of suspended biological carrier adapted to categories and behaviours of microbe |
| 05/09/2007 | CN1958474A Suspended biological carrier adapted to microbial bodies, and preparation method |
| 05/09/2007 | CN1958473A Separate type wastewater treatment method and equipment of bioreactor of gravity flowing film |
| 05/09/2007 | CN1958471A Method for treating ammonia nitrogen wastewater |
| 05/09/2007 | CN1314866C Moveable environmental protection public toilet |
| 05/09/2007 | CN1314797C Acid resistant saccharomycete and its method of biological removing heavy metal in sudge |
| 05/09/2007 | CN1314605C Domestic sewage denitrifying-dephosphorizing method and apparatus |
| 05/09/2007 | CN1314604C Highland and severe cold areas sewage treatment method |
| 05/09/2007 | CN1314601C Treating method and system for sectioned free surface flow artificial wet land |
| 05/09/2007 | CN1314600C Modified microbe stuffing and its preparation method |
| 05/08/2007 | US7214516 Adding an enhancing-bacteria to the soil and planting a metal-extracting plant in the soil, wherein the ability of the metal-extracting plant to extract metal present in the soil is enhanced by the presence of the enhancing-bacteria |
| 05/08/2007 | US7214317 Tidal vertical flow wastewater treatment system and method |
| 05/08/2007 | CA2335944C Method for regulating aeration during waste water biological treatment |
| 05/08/2007 | CA2315349C Method for automatically adjusting the aeration of an installation for biological treatment of waste water |
| 05/03/2007 | WO2007050775A1 System and method for treating wastewater and a growth supporting media usable therein |
| 05/03/2007 | WO2007050714A2 Method and apparatus for nitrogen removal in wastewater using bioaugmentation |
| 05/03/2007 | WO2007049816A1 Plant capable of accumulating inorganic phosphate at high level and use of the plant |
| 05/03/2007 | WO2007049495A1 Wastewater treatment apparatus and method |
| 05/03/2007 | WO2007049160A1 Method and apparatus for waste water treatment |
| 05/03/2007 | WO2007048773A1 Water treating method and arrangement integrating a fixed-bacteria biological treatment and flocculation-decantation |
| 05/03/2007 | WO2007048537A1 Process and reactor for anaerobic treatment of wastewater by means of a uasb |
| 05/03/2007 | WO2007026176A3 Condiment |