| Patents for C02F 3 - Biological treatment of water, waste water, or sewage (46,453) |
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| 07/21/2010 | CN101293710B Biological renovation method for chromium pollution water |
| 07/21/2010 | CN101269879B Zanjon type gas-lift stream-pull tridimensional circulation type inversion A<2>O integral co-construction oxidation ditch |
| 07/21/2010 | CN101244877B Treatment for wastewater of technique for producing spaston and cyclic utilization method for recycled organic matter |
| 07/21/2010 | CN101045581B Aerobic creature treating device for self-return sludge |
| 07/20/2010 | US7758752 Composite material and method for removing harmful algal blooms and turning them into submerged macrophytes |
| 07/15/2010 | WO2010080797A1 Improvement separation of solids from liquids by the use of quick inverting and dispersing flocculants |
| 07/15/2010 | WO2010079684A1 Method and device for manufacturing ultrapure water |
| 07/15/2010 | WO2010056463A3 Waste to energy process comprising biological water shift reaction using carbon monoxide produced via gasification to produce hydrogen |
| 07/15/2010 | WO2009090476A8 Integrated bio-digestion facility |
| 07/15/2010 | WO2009090475A8 Removal of hard particles embedded in waste |
| 07/15/2010 | US20100176054 Removes accumulations of solid and semi-solid, water immisciblematerials adhering to walls and equipmentin tanks; Compressed gas generates large bubble masses to agitate and loosen pieces andpumped out; aeration is also provided in combination with biological augmentation |
| 07/15/2010 | US20100176053 Materials for removing contaminants from fluids using supports with biologically-derived functionalized groups and methods of forming and using the same |
| 07/15/2010 | DE102009041992A1 Vorrichtung zum Begasen/Belüften von Flüssigkeiten Apparatus for aerating / aerating liquids |
| 07/14/2010 | EP2206687A1 Device for aerating/ventilating liquids |
| 07/14/2010 | CN201525792U Marine sewage treatment unit |
| 07/14/2010 | CN201525791U Front denitrification biological filter set |
| 07/14/2010 | CN201525779U Three-dimensional biological floating island |
| 07/14/2010 | CN201525778U Decanter |
| 07/14/2010 | CN201525777U Cylinder beam type membrane bioreactor membrane module |
| 07/14/2010 | CN201525776U Automatic sprinkling and defoaming device for landfill leachate treatment |
| 07/14/2010 | CN201525775U Stirring and aerating machine with double sealed chambers |
| 07/14/2010 | CN201523571U Multifunctional plant floating bed |
| 07/14/2010 | CN1837361B Preparation and application of bioactive carrier of carbon fiber composite polyurethane |
| 07/14/2010 | CN101778949A biological enhancement of hydrocarbon extraction |
| 07/14/2010 | CN101778664A Stirring device for activated sludges |
| 07/14/2010 | CN101775789A Method for river course slope protection by using composite stream constructed wetlands |
| 07/14/2010 | CN101775414A Process for preparing bio-fuel and protein feed from food waste by means of microbial fermentation |
| 07/14/2010 | CN101775403A Overall length cDNA sequence of micro-capsule algae toxins degrading enzyme MlrA, coded amino acid and application |
| 07/14/2010 | CN101774739A Treatment technology for wastewater from production of neopentyl glycol |
| 07/14/2010 | CN101774738A Secondary trickling filter system for treating domestic sewage of villages and small towns and trickling filter process thereof |
| 07/14/2010 | CN101774737A Method and device for treating and recycling tobacco wastewater with double-membrane process |
| 07/14/2010 | CN101774735A Vertical baffling multifunctional sewage biological treatment system |
| 07/14/2010 | CN101774734A Method for ecologically processing garbage percolate |
| 07/14/2010 | CN101774732A Integral air-lift circumfluent suspended filler dispersed sewage biological treatment device |
| 07/14/2010 | CN101774731A Enhanced coagulation-gas stripping-membrane integration method and device for lightening membrane pollution |
| 07/14/2010 | CN101774729A Integral biological reactor based on short-range simultaneous denitrification and application thereof |
| 07/14/2010 | CN101774727A Treatment method of prehydrolysis waste liquor of bamboo dissolving pulp |
| 07/14/2010 | CN101774726A Percolate biology physical and chemical treatment device of municipal solid waste landfill |
| 07/14/2010 | CN101774725A Electroplating wastewater treatment process and equipment |
| 07/14/2010 | CN101774724A Method for treating production wastewater of glucide |
| 07/14/2010 | CN101774703A Method for depriving nitrogen nutritive salt in surface water |
| 07/14/2010 | CN101774702A High-efficiency soft wastewater treatment biochemical reactor |
| 07/14/2010 | CN101774701A Method for treating sewage by using poultry dung and implementing device thereof |
| 07/14/2010 | CN101774700A Cellular automata model-based visual simulation method for sewage purification process |
| 07/14/2010 | CN101774699A Use of A.cucullata in treatment of waste water from livestock and poultry cultivation |
| 07/14/2010 | CN101774698A Application of ligularia sibirica in treating livestock and poultry breeding waste water |
| 07/14/2010 | CN101774697A Application of Hawaii bamboo in processing waste water generated in raising livestock |
| 07/14/2010 | CN101774696A Application of pilea cadierei in treating livestock and poultry breeding wastewater |
| 07/14/2010 | CN101774695A Submerged water quality improving device of combined ecological floating floor |
| 07/14/2010 | CN101774694A Method for removing organic particles and nutritive salt in closed cycling aquaculture water |
| 07/14/2010 | CN101774693A Method for quickly starting pre-denitrification biological aerated filter process |
| 07/14/2010 | CN101774692A Method and equipment for synchronous removal of carbon, nitrogen and sulfur |
| 07/14/2010 | CN101774691A Synchronous sludge decrement reactor used for treating organic wastewater in processing of agricultural products |
| 07/14/2010 | CN101774690A Device for improving AAO treated dyeing wastewater and method thereof |
| 07/14/2010 | CN101774689A Multi-point self-rotating water-distributing device |
| 07/14/2010 | CN101774688A Anaerobic reactor for treating high-concentration chemical industry sewage |
| 07/14/2010 | CN101774687A Method for treating water of polluted water source by using double-stage aeration bio-filter |
| 07/14/2010 | CN101774686A Biological contact oxidation pond for recirculating aquaculture system |
| 07/14/2010 | CN101774685A Micropore aerator aeration membrane, molding method and mold |
| 07/14/2010 | CN101774684A Filter material for water treatment and preparation method and application thereof |
| 07/14/2010 | CN101774683A Biozone used for wrapping biological coating |
| 07/14/2010 | CN101774682A Aerated flashing well of sewage disposal system |
| 07/14/2010 | CN101774681A Micro-pore aeration system |
| 07/14/2010 | CN101774680A Preparation method of novel demanganization bioactive filter material |
| 07/14/2010 | CN101774679A Frequency searching and controlling method of ultrasonic biological treatment |
| 07/14/2010 | CN101773091A Method for treating fish-farming circulating water |
| 07/14/2010 | CN101343134B Ecological treatment apparatus and method for contamination biogas slurry of livestock and poultry cultivation |
| 07/14/2010 | CN101343119B Zeolite-acorus calamus artificial wet land sewage treatment system and treatment method |
| 07/14/2010 | CN101323482B Deep well aeration film bioreactor waste water treatment process and apparatus |
| 07/14/2010 | CN101293706B Multi-stage inner circulation anaerobic reactor |
| 07/14/2010 | CN101209881B System for processing leachate of garbage burning factory |
| 07/14/2010 | CN101164916B Method for treating eutrophication water body by hydrophyte |
| 07/14/2010 | CN101041536B Integrated waste water treating machine |
| 07/13/2010 | US7754471 Process for the high recovery efficiency of sulfur from an acid gas stream |
| 07/13/2010 | US7754159 feed conduit, vacuum relief valve coupled thereto |
| 07/13/2010 | US7754081 Method of wastewater treatment with excess sludge withdrawal reduced |
| 07/13/2010 | US7754080 Fixed film bioprocess for removing carbon compounds in oil and gas drilling sludge |
| 07/13/2010 | US7754079 Plant-based sewage treatment system for purifying wastewater |
| 07/13/2010 | CA2603984C Agitating device and method for sewage treatment |
| 07/08/2010 | WO2010078035A2 Process and system for converting biogas to liquid fuels |
| 07/08/2010 | WO2010077922A1 Systems and methods for reducing algal biomass |
| 07/08/2010 | WO2010077331A1 Process for removing oxidants from water injected into a subsurface aquifer to prevent mobilization of trace metals |
| 07/08/2010 | WO2010076794A1 Method of denitrifying brine and systems capable of same |
| 07/08/2010 | WO2010075641A1 Apparatus for treating wastewater |
| 07/08/2010 | US20100170847 Membrane cleaning using an airlift pump |
| 07/08/2010 | US20100170846 Wastewater treatment system |
| 07/08/2010 | US20100170845 Waste activated sludge phosphorus and magnesium stripping process and struvite production system |
| 07/08/2010 | CA2748671A1 Process for removing oxidants from water injected into a subsurface aquifer to prevent mobilization of trace metals |
| 07/07/2010 | EP2204353A2 Cyclic aeration system for submerged membrane modules |
| 07/07/2010 | CN201520707U Integrated sewage-disposal bio-contact oxidation glazed bed |
| 07/07/2010 | CN201520706U Device for chemical auxiliary dephosphorization and sewage treatment |
| 07/07/2010 | CN201520705U Integrated anoxic intermittent aeration domestic sewage processing device |
| 07/07/2010 | CN201520704U Low energy-consumption integrated membrane bioreactor |
| 07/07/2010 | CN201520703U Rainwater purification system at rainwater outlet to river |
| 07/07/2010 | CN201520702U Intelligent MBR engineering module waste water processing device |
| 07/07/2010 | CN201520701U Restaurant wastewater treatment equipment |
| 07/07/2010 | CN201520700U Device for biological physical and chemical treatment of percolate in household refuse landfill |
| 07/07/2010 | CN201520699U High-efficient energy-saving centralized water treatment equipment |
| 07/07/2010 | CN201520698U Leachate treatment system based on MBR system and nano-filtration system |
| 07/07/2010 | CN201520697U Integral water purifier for high concentration organic wastewater and reclaimed water treatment |