| Patents for C02F 3 - Biological treatment of water, waste water, or sewage (46,453) |
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| 07/15/2009 | CN100513327C Laminated aerator biological filter pool and its method for pretreat light-pollution primary water |
| 07/15/2009 | CN100513326C Domestic sewage ecologically treating system |
| 07/14/2009 | US7560266 Biodegrading polyesters having more than 60 mol percent aromatic acid content based on total acid content; waste treatment; environmental friendly |
| 07/14/2009 | US7560027 Method for treating wastewater and sludge |
| 07/14/2009 | US7560026 for processing animal waste and other organic matter by aiding and accelerating natural bacterial process of digestion, mimics the natural physical dimensions and properties of a mammal's digestive tract, then accelerates the process through selective breeding of aggressive bacteria to promote digestion |
| 07/09/2009 | WO2009085553A1 Liquid filtration systems |
| 07/09/2009 | WO2009085252A1 Suspended media granular activated carbon membrane biological reactor system and process |
| 07/09/2009 | WO2009084576A1 Diffuser apparatus, and diffuser apparatus running method |
| 07/09/2009 | WO2009084474A1 Water treatment method |
| 07/09/2009 | WO2009084405A1 Apparatus for removing dissolved hydrogen sulfide in anaerobic treatment |
| 07/09/2009 | WO2009083742A1 Toxic heavy metals removal system for shellfish |
| 07/09/2009 | WO2009083321A1 Wastewater treatment system and method for the treatment of wastewater |
| 07/09/2009 | WO2009082801A2 A method for increasing the concentration of colonies of micro organisms in a process for removing contaminants by anaerobic digestion |
| 07/09/2009 | WO2009062581A3 Two-stage method for the recovery of chemicals from waste water |
| 07/09/2009 | WO2008027259A3 Methods and systems for biological treatment of flue gas desulfurization wastewater |
| 07/09/2009 | US20090176285 Compositions and Methods for Enhancing Glycerol Utilization |
| 07/09/2009 | US20090173679 Biological removal method of phosphorus and nitrogen using granulated methan-oxidizing bacteria and apparatus therefor |
| 07/09/2009 | US20090173677 Integral submarine maintenance system that operates by means of a simultaneous removing, vacuuming and filtering effect, generated by a removing device connected to a vacuum device, said vacuum device being connected to a storage and filtering device, said system being used to clean organic pollution that adheres to the substrate of submerged culture systems and/or structures and/or ships and/or equipment both in marine and in fresh water |
| 07/09/2009 | DE10062812B4 Mikrobiologische Zusammensetzung Microbiological composition |
| 07/09/2009 | CA2710888A1 A method for increasing the concentration of colonies of micro organisms in a process for removing contaminants by anaerobic digestion |
| 07/09/2009 | CA2708893A1 Suspended media granular activated carbon membrane biological reactor system and process |
| 07/08/2009 | EP2076467A1 Membrane bioreactor for phosphorus removal |
| 07/08/2009 | EP1844847B1 Microbubble generator and microbubble generating method |
| 07/08/2009 | EP1622704B1 Composite membrane module for gasifying |
| 07/08/2009 | EP1606221A4 Method and apparatus for determining weight and biomass composition of a trickling filter |
| 07/08/2009 | CN201268625Y Underwater adjustable combined ecological water quality purification apparatus |
| 07/08/2009 | CN201268624Y Aquiculture environment protecting ecological floating island |
| 07/08/2009 | CN201268623Y Sludge separation and inlet water alkalinity compensator |
| 07/08/2009 | CN201268622Y Sewage treatment aeration system |
| 07/08/2009 | CN201268621Y Aerating biological filter |
| 07/08/2009 | CN201268620Y Combined type biological contact oxidation sewage processor |
| 07/08/2009 | CN201268619Y Efficient free ecological radical capable of being used under multiple water environments |
| 07/08/2009 | CN201268618Y Efficient combined type sewerage aerobic biochemical treatment apparatus |
| 07/08/2009 | CN201268617Y Combined type aerobic biological fluidized bed sewage processor |
| 07/08/2009 | CN101479200A Inclusive immobilization support, wastewater disposal apparatus and wastewater disposal method using the inclusive immobilization support |
| 07/08/2009 | CN101475265A Water purification method for circulating water industrialized aquiculture system and complex bacterial agent thereof |
| 07/08/2009 | CN101475264A Method for treating high concentrated organic wastewater by membrane yeast reactor (MYR) |
| 07/08/2009 | CN101475263A High organic substance and high ammonia nitrogen waste water biological treatment apparatus |
| 07/08/2009 | CN101475262A Biogas slurry multi-stage delayed filter, aerobic storage and multi-biological chain circulating method |
| 07/08/2009 | CN101475261A Three-phase separator for sewerage anaerobic biochemical reactor |
| 07/08/2009 | CN101475260A Circular current type SBR pool process |
| 07/08/2009 | CN101475259A Method for removing heavy metal in excess activated sludge |
| 07/08/2009 | CN101475258A Bioactive coke method for processing coking wastewater |
| 07/08/2009 | CN101475257A Integral type suspension U type film component film biological reactor |
| 07/08/2009 | CN100509661C Treating technique of polyether polyatomic alcohol producing sewage recovering and utilization |
| 07/08/2009 | CN100509651C Combined technique for garbage filter liquor treatment |
| 07/08/2009 | CN100509650C Equipment for the biological activated sludge treatment of waste-water and operation method thereof |
| 07/08/2009 | CN100509649C Pipeline network, sewage works and river integrating water treatment and control experiment system |
| 07/07/2009 | US7556961 Efficiently collect highly active anaerobic ammoxidizing bacteria from water treated, can carry out acclimatization in a short time; ammonium used as a hydrogen donor can considerably reduce the amount of methanol used for denitrification and reduce the amount of sludge produced |
| 07/07/2009 | US7556739 Underwater processing of fluid streams |
| 07/07/2009 | US7556737 Anaerobic phased solids digester for biogas production from organic solid wastes |
| 07/07/2009 | US7556736 Process and system for converting biomass materials into energy to power marine vessels |
| 07/07/2009 | US7556735 Plant biomass management system and method |
| 07/04/2009 | CA2615422A1 Device to contain daphnia in bodies of water for algae or bacteria control |
| 07/02/2009 | WO2009082237A1 Apparatus and method for purification of waste water |
| 07/02/2009 | WO2009082205A1 Process for removing sulfide from alkaline washing liquids |
| 07/02/2009 | WO2009081555A1 Method for treatment of organic liquid waste, and recycled fuel carbon |
| 07/02/2009 | WO2009081118A1 Improvements relating to water treatment |
| 07/02/2009 | WO2009080912A2 Method and plant for the treatment of effluents containing nitrogen in a sequencing batch reactor |
| 07/02/2009 | WO2009062580A3 Method for producing fibrous material using renovated waste water |
| 07/02/2009 | WO2009014697A3 Enhanced biodegradation of non-aqueous phase liquids using surfactant enhanced in-situ chemical oxidation |
| 07/02/2009 | WO2008058712A3 Method for generating hydrogen |
| 07/02/2009 | US20090166289 Apparatus and Method for Atomizing a Liquid |
| 07/02/2009 | US20090166208 Electrobiological treatment device for organic sewage |
| 07/02/2009 | DE202009004742U1 Vorrichtung zur Abwasserreinigung Apparatus for wastewater treatment |
| 07/02/2009 | DE102007029225A1 Device for optimal operation of closed gyroscopic aerator basins and/or gyroscopic aerator reactors, comprises gas guiding device for directing fresh air and/or gas, which is introduced to intake zones |
| 07/02/2009 | CA2710424A1 Process for removing sulfide from alkaline washing liquids |
| 07/02/2009 | CA2701786A1 Method and plant for the treatment of effluents containing nitrogen in a sequencing batch reactor |
| 07/01/2009 | EP2075053A1 Disk diffuser with improved seal, in particular for waste water treatment |
| 07/01/2009 | EP2074066A1 Simultaneous acid and base production from an aqueous stream |
| 07/01/2009 | EP1483213A4 Biomass concentrator reactor |
| 07/01/2009 | EP1435340B1 Soil water purifier |
| 07/01/2009 | CN201264949Y Circulating restoration system for water |
| 07/01/2009 | CN201264948Y Ecological floating island |
| 07/01/2009 | CN201264947Y Apparatus for synchronous denitrification and development of sewage sludge internal carbon source of urban sewage |
| 07/01/2009 | CN201264946Y Complete autotrophic denitrification apparatus for digested sludge dewatered solution biological film |
| 07/01/2009 | CN201264945Y Liquid level covering biological reaction tank |
| 07/01/2009 | CN201264944Y Hydraulic air compression type combined aeration machine |
| 07/01/2009 | CN201264943Y Integrated MBR-membrane bioreactor |
| 07/01/2009 | CN201264942Y Contact oxidation apparatus for sewage treatment |
| 07/01/2009 | CN201264941Y Three-dimensional water circulation oxygenation purification apparatus |
| 07/01/2009 | CN201264940Y Air compression cabin type automatic draining device |
| 07/01/2009 | CN201264939Y Rigid-flexible composite type biological filler for biological trickling filtration deodorization apparatus |
| 07/01/2009 | CN201264938Y Novel biological water treatment apparatus |
| 07/01/2009 | CN101468852A Method for aerobic synchronous nitration and denitrification of coking wastewater |
| 07/01/2009 | CN101468851A Batch thin film biological treatment device and method therefor |
| 07/01/2009 | CN101468850A Intermittent aeration film bioreactor and sewage treatment method using the same |
| 07/01/2009 | CN101468849A Method for rapidly cultivating aerobic particle sludge by load control technique |
| 07/01/2009 | CN101468848A Method for modifying membrane in membrane bioreactor |
| 07/01/2009 | CN101468847A Membrane material modified membrane bioreactor |
| 07/01/2009 | CN101468846A Sectional inlet and drop oxygenation and contact oxidation integrated sewage treating apparatus and method |
| 07/01/2009 | CN100506723C Water cellar quality biological purification method |
| 07/01/2009 | CN100506722C Treatment of high-concentration oily waste water |
| 07/01/2009 | CN100506721C Method and device for improving three phase separating efficiency of baffle type anaerobic biological reactor |
| 07/01/2009 | CN100506720C Urban sewage plant aeration tank dissolved oxygen stable intelligent control method and device |
| 07/01/2009 | CN100506719C Undercurrent-surface current composite artificial marshland |
| 06/30/2009 | US7553420 Systems and methods for wastewater odor control |
| 06/30/2009 | US7553419 Method of material processing to produce a fiber product |
| 06/30/2009 | US7553418 water purification treatment using a combination of deep bed and membrane filtration of liquids in a single unit; synergistic effects; simplified operation |
| 06/30/2009 | US7553410 Septage treatment system |