Patents
Patents for C02F 3 - Biological treatment of water, waste water, or sewage (46,453)
01/2011
01/19/2011CN101638268B Preparation method of fossilized active sludge and micro-sewage treatment method
01/19/2011CN101597105B Preparation method for magnetic carrier in processing technique of sewage biological fluidized bed
01/19/2011CN101481199B Biochemical treatment process for wastewater
01/19/2011CN101468852B Method for aerobic synchronous nitration and denitrification of coking wastewater
01/19/2011CN101456651B Rubbish initial leachate treatment method
01/19/2011CN101407769B Dry powder biological demulsifying agent and Bacillus alcaligenes applied to petroleum extraction
01/19/2011CN101386446B Air-lift baffling internal circulation bioreactor and use method thereof
01/19/2011CN101302402B Method for reclaiming rosin and terebinth using resin plant residue waste liquor
01/19/2011CN101279809B Biological filler shimmying-bed
01/19/2011CN101041506B Reactor
01/18/2011US7871525 using bacteria that decomposes organic material; treated aqueous stream is removed from the treatment tank through an aqueous stream outlet and a gas decomposition stream through a gas venting outlet, the gas decomposition stream comprising CH4 and CO2 is removed from the tank; waste management
01/18/2011CA2678239C Method of and system for supporting denitrification
01/13/2011WO2011005928A1 Wastewater treatment system and process including irradiation of primary solids
01/13/2011WO2011005927A1 Low concentration wastewater treatment system and process
01/13/2011WO2011005531A2 Biofilm remediation of metal containing wastewater
01/13/2011WO2011005079A1 System and method for purifying an aqueous organic matter, waste and/or wastewater under pressure and method for producing biogas
01/13/2011WO2011005064A2 Method and system for creating cohabitation environment for both animals and plants for the concurrent recovery of basic environment
01/13/2011WO2011004743A1 Flat membrane element for filtration, flat membrane type separation membrane module, and filtration device
01/13/2011WO2011004130A1 Unit for production of microalgae coupled with biological dephosphatation treatment of waste water
01/13/2011US20110008876 Method for the treatment of ground water and soils using mixtures of seaweed and kelp
01/13/2011US20110008854 Process for the generation of algal oil and electricity from human and animal waste, and other hydrocarbon sources
01/13/2011US20110006003 Cyclic aeration system for submerged membrane modules
01/13/2011US20110006001 Method and system for surface water treatment
01/13/2011US20110006000 Biofilm remediation of metal containing wastewater
01/13/2011US20110005999 Recycling and treatment process for produced and used flowback fracturing water
01/13/2011US20110005284 Wastewater treatment system and process including irradiation of primary solids
01/13/2011DE102009032763A1 Verfahren und Vorrichtung zur Reinigung von Abwasser Method and apparatus for purification of waste water
01/13/2011CA2767823A1 Wastewater treatment system and process including irradiation of primary solids
01/13/2011CA2767567A1 Filtration purpose flat-membrane element, flat-membrane-type separation membrane module, and filtration apparatus
01/13/2011CA2766620A1 Biofilm remediation of fracture fluid
01/13/2011CA2764112A1 Low concentration wastewater treatment system and process
01/12/2011EP2272804A2 Biofilm reactor containing spiral structure and water treatment device using the same
01/12/2011EP2271740A2 Identification, characterization, and application of shewanella putrefaciens (lh4:18), useful in microbially enhanced oil release
01/12/2011EP2271738A1 A microbiological production method and equipment for its use
01/12/2011EP2125179B1 Horizontal agitator and method for producing a flow in a clearing basin using the horizontal agitator
01/12/2011CN201706092U Tapered thread connector of aeration plate
01/12/2011CN201704173U Glass fiber reinforced plastic equipment for sewage treatment technology
01/12/2011CN201704172U Domestic sewage treatment unit
01/12/2011CN201704171U Underground conservation-oriented integral domestic sewage treatment device
01/12/2011CN201704170U Artificial wetland rural domestic sewage courtyard type landscape treating device capable of denitrifying and dephosphorizing in regions
01/12/2011CN201704169U Digestion tank-artificial wetland rural domestic sewage courtyard landscaping processing device
01/12/2011CN201704166U Device for treating waste emulsified liquid
01/12/2011CN201704165U Miniature adjustable Meane Biological Reactor (MBR) reactor and Acrylate Butadience Rubber-Meane Biological Reactor (ABR-MBR) integrated device
01/12/2011CN201704132U Solar automatic aeration system
01/12/2011CN201704129U Simple bottle-cultivation plant floating bed
01/12/2011CN201704128U Novel anaerobic traverse baffle reaction vessel
01/12/2011CN201704127U Novel up-flow type anaerobic granular sludge bed reactor
01/12/2011CN201704126U Anaerobe sieve-plate tower
01/12/2011CN201704125U Siphon type pulse water distributor and sewage treatment pool with the same
01/12/2011CN201704124U Compound aerobic reactor
01/12/2011CN201704123U High-efficient energy-saving multi-layered water treatment equipment
01/12/2011CN201704122U Novel biological filter medium device
01/12/2011CN201704121U Unpowered oxygen covering biological bed
01/12/2011CN201704120U Acidification adjusting reactor for dairy waste water treatment
01/12/2011CN201704119U Micropore composite gap biofilm carrier and bioreactor thereof
01/12/2011CN201704110U Sewage treatment system with matching of magnetic activation and membrane bioreactor
01/12/2011CN101945827A Method and apparatus for biological treatment of spent caustic
01/12/2011CN101942400A Method for treating low-temperature sewage through immobilization by psychrotrophs
01/12/2011CN101941782A Method for treating leather wastewater
01/12/2011CN101941780A Anaerobic and aerobic integrated high-density biological stuffing reactor
01/12/2011CN101941779A Automatic aeration small-size sewage trickling-filtration purification tower
01/12/2011CN101941777A Method for treating sewage and ecologically restoring water environment of villages and small towns in water network region
01/12/2011CN101941776A Step-feed biological nitrogen removal and sludge reduction coupling bioreactor and process thereof
01/12/2011CN101941775A Recycle system and method for highly purifying and processing domestic wastewater
01/12/2011CN101941774A Micro-power dispersion type domestic sewage treatment process
01/12/2011CN101941762A Method for treating wastewater by utilizing composite microbial preparation
01/12/2011CN101941761A Biochemical water treatment device and method
01/12/2011CN101941760A Device for culturing aerobic granular sludge and dedicated reactor thereof
01/12/2011CN101941759A Method for improving pollution resistance and flux of membrane by using weak electric field
01/12/2011CN101941758A Method for treating nitrogen-containing wastewater from power plants by nitrifying bacteria immobilized on polyurethane
01/12/2011CN101941757A Air supply type jet aerating external membrane bioreactor
01/12/2011CN101941756A Submersible mixer with cutting function
01/12/2011CN101940177A Application of mixed bacterial solution of photosynthetic bacteria and bacillus subtilis in cultivating turbots
01/12/2011CN101940172A Method for maturing parental apostichopus japonicus by adding probiotics in internal circulation system
01/12/2011CN101570738B Agrobacterium with heterotrophic nitrification-aerobic denitrification capability and application thereof in nitrogenous effluent treatment
01/12/2011CN101555066B Micro-net component with rotary mobile micro-net body distributed with shock absorption and continuous line-shaped backwash
01/12/2011CN101519263B Country sewage treatment station of unit type membrane and biological decomposition
01/12/2011CN101462779B Preparation of Gymnodinium breve inhibitor
01/12/2011CN101428902B Organic pollution water course in situ processing equipment
01/12/2011CN101333052B Discrete type sewage processing system
01/12/2011CN101327990B Method for processing sewerage by A/O biological contact oxidation process
01/12/2011CN101323862B Processing process of albiotic residue
01/12/2011CN101323496B Scale hogpen sewage disposal method and integrated equipment thereof
01/12/2011CN101269877B Two-stage anaerobic digestion circulation blow-removing system
01/12/2011CN101244883B High-efficiency low-consumption retexture method for urban sewage
01/12/2011CN101077806B Highly effective aerobic biochemical water purification agent
01/11/2011US7867398 Method to reduce wastewater treatment plant footprints and costs
01/11/2011US7867397 Method for purifying waste water with added oxidizing agent
01/11/2011US7867396 Water treatment apparatus, method and system
01/11/2011CA2390615C Method for treating bacterial effluents containing at least a gordonia terrae cip i-2194 ether
01/06/2011WO2011003097A2 Microbial mediated chemical sequestering of phosphate in a closed-loop recirculating aquaculture system
01/06/2011WO2011002683A2 High performance nitrifying sludge for high ammonium concentration and low temperature wastewater treatment
01/06/2011WO2010125517A3 Methanization method from a liquid phase which is a coproduct resulting from the extraction of a main product obtained from a vegetable raw material
01/06/2011WO2010023677A3 Apparatus and method for wastewater treatment
01/06/2011US20110000851 High Performance Nitrifying Sludge For High Ammonium Concentration and Low Temperature Wastewater Treatment
01/06/2011US20110000850 Water treatment
01/06/2011US20110000849 Water purification apparatus and method for using pressure filter and pore control fiber filter
01/05/2011EP2268584A1 Reactor for anaerobically treating waste water
01/05/2011EP2268377A1 Bioretention system and method
01/05/2011DE10200616C5 Substrat zur Behandlung von Oberflächenwasser und dessen Verwendung Substrate for the treatment of surface water and its use