| Patents for C02F 3 - Biological treatment of water, waste water, or sewage (46,453) |
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| 11/19/2008 | CN201151692Y Denitrification and dephosphorization device in process of separation of immobilization phycomycetes coupling film |
| 11/19/2008 | CN201151691Y Buried sewage percolation device |
| 11/19/2008 | CN201151686Y Residential area sewage treating apparatus of integral type film biological reactor |
| 11/19/2008 | CN201151685Y Integral intrinsic cycle biology contact oxidation treatment device |
| 11/19/2008 | CN201151673Y Drinking water treatment machine |
| 11/19/2008 | CN101309869A Wastewater treatment apparatus and method |
| 11/19/2008 | CN101307596A Large medium river course compound platform surface source control and purification system |
| 11/19/2008 | CN101306965A Growth promoter for aquatic in aquaculture pond |
| 11/19/2008 | CN101306941A Floating haydite and preparation method |
| 11/19/2008 | CN101306906A Method for treating micro-polluted water |
| 11/19/2008 | CN101306905A Comprehensive approach for recycling waste water |
| 11/19/2008 | CN101306904A Integration denitrification and dephosphorization method of iron inner electrolysis and bio-coupling |
| 11/19/2008 | CN101306903A Biochemical treatment process for high-concentration ammonia-nitrogen-containing waste water |
| 11/19/2008 | CN101306882A Process for treating high-salinity oil extraction waste water by screening high-efficiency mixed strains |
| 11/19/2008 | CN101306881A Process for fixedly treating high-salinity oil extraction waste water by embedding mixed strains |
| 11/19/2008 | CN101306880A Process for harnessing eutrophication water body by interplanting plant on water |
| 11/19/2008 | CN101306879A System for treating high concentrated organic wastewater by three-phase fluidized algae photobioreactor |
| 11/19/2008 | CN101306878A Process control device of CAST step-feed and further denitrification and method |
| 11/19/2008 | CN101306877A Process for treating sewerage by combined film bioreactor |
| 11/19/2008 | CN101306876A Device for treating garbage percolate |
| 11/19/2008 | CN101306875A Combined treatment process for garbage percolate |
| 11/19/2008 | CN101306874A Double-cycling anaerobic reactor |
| 11/19/2008 | CN101306873A Sewage treatment plant of internal circulation anaerobic film bioreactor |
| 11/19/2008 | CN101306872A Annealing elementary cell automaton process of activated sludge adsorption and stabilization simulation |
| 11/19/2008 | CN101306871A Oxygen supplying, energy-conserving and optimizing control method by SBR process and device thereof |
| 11/19/2008 | CN101306870A Heterotrophic nitrification aerobic granule sludge, culture method thereof and use |
| 11/19/2008 | CN101306869A Modified zeolite biological filter process method for waste water and landscape water and apparatus |
| 11/19/2008 | CN101306868A Fixed auto-lifting ecological floating floor carrier floating carrier for perpendicularly bulkheading |
| 11/19/2008 | CN101306867A High-efficiency purifier of biological enzyme |
| 11/19/2008 | CN101306853A Film-electricity coupling treatment technology for treating difficult-to-biodegrade waste water and device |
| 11/19/2008 | CN101306328A Intellectual reclaimed water reclamation device cleaning method |
| 11/19/2008 | CN101305691A Method for increasing the nitrogen removal efficiency of water spinach from water using ion beam irradiation |
| 11/19/2008 | CN101305690A Method for increasing the nitrogen and phosphor removal efficiency of perennial ryegrass from water using ion beam irradiation |
| 11/19/2008 | CN100434514C Agrobacterium tumefaciens capable of metabolizing nicotine and application thereof |
| 11/19/2008 | CN100434513C Pseudomonas putida capable of metabolizing nicotine and application thereof |
| 11/19/2008 | CN100434375C Biological reinforcing technology for increasing stability of oil-contained waste water treatment system |
| 11/19/2008 | CN100434374C Process for biological treatment of thick-oil waste water |
| 11/19/2008 | CN100434373C Lake shore area structural wetland construction method |
| 11/19/2008 | CN100434372C Method and apparatus for pre-treating high concentration organic waste water |
| 11/19/2008 | CN100434371C Ecological method for purifying trench sewage |
| 11/19/2008 | CN100434370C Composite biofilter |
| 11/19/2008 | CN100433971C Method for regenerating bitter herbs corm by in-vitro culture |
| 11/18/2008 | US7454322 Method for modeling hydrocarbon degradation in an oil deposit |
| 11/18/2008 | US7452469 can remove persistent organic matter and suspended solids included in sewage and wastewater, increase the efficiency of nitrogen and phosphorus purification, which are nutritive salts, and remove various bad smelling materials generated |
| 11/18/2008 | US7452468 Method and apparatus for treatment of wastewater |
| 11/18/2008 | US7452467 Induced sludge bed anaerobic reactor |
| 11/18/2008 | US7452466 Method and apparatus for anaerobic digestion of biomasses and generation of biogas |
| 11/18/2008 | US7452465 Including a pathogen reduction stage in which raw sludge is incubated for a predetermined incubation period at a temperature in mesophilic temperature range in a plurality of sequential vessels and discharged after spending a predetermined residence time in each vessel |
| 11/18/2008 | CA2446830C Device for biological fluid treatment |
| 11/18/2008 | CA2438975C Wet combustion engine |
| 11/18/2008 | CA2216353C Integrated wastewater treatment system with induced sludge velocity |
| 11/18/2008 | CA2216117C Biomass conditioner |
| 11/13/2008 | WO2008137921A1 Water treatment unit |
| 11/13/2008 | WO2008137908A2 Method for controlling fouling of a membrane filter |
| 11/13/2008 | WO2008136665A1 Reactor, gas lift pump for a reactor vessel, and also method for deactivating a reactor |
| 11/13/2008 | WO2008134865A1 System for processing organic waste using insect larvae |
| 11/13/2008 | WO2008059167A3 Process and installation for anaerobic treatment of material having a high solids concentration |
| 11/13/2008 | US20080277340 Method for controlling fouling of a membrane filter |
| 11/13/2008 | US20080277339 Oil tank cleaning |
| 11/13/2008 | US20080277338 Depositing nutrient, water and an inoculum of microbes into an on-site system;growing the inoculum, applying the treatment batch to the contaminated ground water, reducing bacteria contaminants |
| 11/13/2008 | US20080277337 Pretreating organic waste, fermenting the pretreated organic waste anaerobically, using pretreated organic waste as an inoculum |
| 11/13/2008 | US20080277336 anaerobic digester; a closed container with a circular outer wall, an inlet, an exhaust outlet, liquid waste flow path, an access port including a sleeve |
| 11/13/2008 | US20080277328 Up-flow Multi-stage Anaerobic Reactor (UMAR) |
| 11/13/2008 | DE19647847B4 Verfahren zum Zersetzen organischer Verbindungen, Vorrichtung zum Zersetzen organischer Verbindungen, Verfahren zum Isolieren von Mikroorganismen der Art Komagatella brevis und neuer Mikroorganismus der Art Komagatella brevis A method for decomposing organic compounds apparatus for decomposing organic compounds, methods for isolating microorganisms of the species Komagatella brevis and new microorganism of the species Komagatella brevis |
| 11/12/2008 | EP1990318A1 Method of treating drainage water using fixation support |
| 11/12/2008 | EP1990317A1 Method for operating a waste water treatment plant and waste water treatment plant |
| 11/12/2008 | EP1989150A1 Equipment for biological treatment of waste water |
| 11/12/2008 | CN201148389Y Urea industrial production waste water treatment apparatus |
| 11/12/2008 | CN201148388Y Methanol production waste water treatment apparatus |
| 11/12/2008 | CN201148387Y Yeast oil field wastewater pretreatment apparatus |
| 11/12/2008 | CN201148382Y Artificial floating bed for processing heavily polluted river using hadite ground mass and mixed planting |
| 11/12/2008 | CN201148381Y Internal-external double circulation type high concentrated organic wastewater processing biological anaerobic reactor |
| 11/12/2008 | CN201148380Y Constant temperature highly effective biogas purification apparatus |
| 11/12/2008 | CN201148379Y Anaerobic reaction tower water distributor |
| 11/12/2008 | CN201148378Y Liftable hard connected aeration device |
| 11/12/2008 | CN201148377Y Integrated single hole diaphragm aeration equipment |
| 11/12/2008 | CN201148376Y Elastic stereo filler made of bamboo |
| 11/12/2008 | CN201148375Y Unit type high-strength elastic filler odourless biodisc |
| 11/12/2008 | CN201148374Y Water curtain type biological filtration column |
| 11/12/2008 | CN201148356Y Activation apparatus for physiological saline |
| 11/12/2008 | CN101304952A Product for processing wastewater and sewage |
| 11/12/2008 | CN101304951A Combination membrane/biqlytic filtration |
| 11/12/2008 | CN101302485A Heterotrophic nitrification microbial preparation, cultivation method and use thereof |
| 11/12/2008 | CN101302402A Method for reclaiming rosin and terebinth using resin plant residue waste liquor |
| 11/12/2008 | CN101302073A Electroplating sewerage advanced treatment process |
| 11/12/2008 | CN101302071A Method for processing palm oil waste water and use thereof |
| 11/12/2008 | CN101302070A Coked and petrochemical wastewater treatment process having deep biochemical treatment and physicochemical treatment |
| 11/12/2008 | CN101302069A Technological system and method for removing carbon, nitrogen and sulphur in waste water synchronously |
| 11/12/2008 | CN101302068A Multi-stage refluxing load control biological process and matched facilities |
| 11/12/2008 | CN101302067A Innocent treatment technological process for water-based system drilling waste slurry solid-liquid separating medium |
| 11/12/2008 | CN101302066A Methods and facilities for processing domestic sewage |
| 11/12/2008 | CN101302062A Sewerage environment-protective processing process for low-polluted vermicelli production process |
| 11/12/2008 | CN101302061A Device for discharging gases into liquids |
| 11/12/2008 | CN101302059A Inverted denitrification process film bioreactor |
| 11/12/2008 | CN101302058A Method for removing sulphur and nitrogen in inorganic waste water synchronously |
| 11/12/2008 | CN101302057A Biological film reactor for denitrification and phosphorus removal and use method thereof |
| 11/12/2008 | CN101302056A Film-bioreactor processing process for sewage disposal |
| 11/12/2008 | CN101302055A Method for keeping bio-filter ecology under low nutrient medium condition |
| 11/12/2008 | CN101302053A Phosphorus removing method for municipal sewage plant |
| 11/12/2008 | CN101302047A Underground wet land high-load underground percolation sewage disposal composite system |