| Patents for C02F 3 - Biological treatment of water, waste water, or sewage (46,453) |
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| 10/01/2009 | WO2009119350A1 Method for purifying process water |
| 10/01/2009 | WO2009118445A1 A microbiological production method and equipment for its use |
| 10/01/2009 | WO2009118320A1 Digester with biogas confinement means |
| 10/01/2009 | US20090246858 Drain treatment system |
| 10/01/2009 | US20090246519 Biosynthesis of Metalloid Containing Nanoparticles by Aerobic Microbes |
| 10/01/2009 | US20090246336 Bacteriophage treatment for reducing and preventing bacterial contamination |
| 10/01/2009 | US20090242492 Subsurface wastewater disposal system |
| 10/01/2009 | US20090242482 Method of biofiltration of a liquid effluent |
| 10/01/2009 | US20090241623 Method of treating biomass, compost, mulching material for livestock and agent for treating biomass |
| 10/01/2009 | DE202008007009U1 Hebevorrichtung für Belüfter in Kläranlagenbecken Hoist aerators in sewage treatment basin |
| 10/01/2009 | DE102008002812A1 Verfahren zum Aufbereiten von in Haushalten anfallendem häuslichen Abwasser Method for processing accumulating in households domestic wastewater |
| 10/01/2009 | DE102005034540B4 Kleinkläranlage und Verfahren zum Betreiben derselben Septic system and method of operating same |
| 10/01/2009 | CA2722613A1 A microbiological production method and equipment for its use |
| 09/30/2009 | EP2105414A2 Apparatus, system and method for treating waste material |
| 09/30/2009 | EP2105413A1 Process for treatment of organic contaminated water |
| 09/30/2009 | EP2104649A1 System and method for enhancing an activated sludge process |
| 09/30/2009 | EP1641712B1 Photosynthetic hydrogen production |
| 09/30/2009 | CN201317710Y Aquacultural water purifying and recycling system |
| 09/30/2009 | CN201317709Y Membrane bioreactor |
| 09/30/2009 | CN201317708Y Combined tank of flotation tank and V-shaped filter tank |
| 09/30/2009 | CN201317707Y Aeration biological filtering pool with three layers of filtering |
| 09/30/2009 | CN201317706Y Membrane bioreactor for advanced wastewater treatment |
| 09/30/2009 | CN201317705Y Sewage ecological purification device employing biomembrane band stage aeration |
| 09/30/2009 | CN201317704Y Biological filter tower |
| 09/30/2009 | CN201317703Y Biological aerated filter used for printing and dyeing wastewater advanced processing device |
| 09/30/2009 | CN101544959A Complex probiotics for environmental remediation, preparation method and application thereof |
| 09/30/2009 | CN101544453A Dephosphorization and denitrification, mud decrement and phosphorus recovery integrated sewage treatment device and method thereof |
| 09/30/2009 | CN101544452A Composite anaerobic-aerobic process for treating waste paper making wastewater |
| 09/30/2009 | CN101544451A Method for treating town sewage |
| 09/30/2009 | CN101544450A Method for treating and recycling waste paper making wastewater |
| 09/30/2009 | CN101544449A Application of carbon-fiber biofilm carrier in wastewater treatment |
| 09/30/2009 | CN101544448A Method for reusing municipal wastewater for circulating-cooling water and power-plant boiler feedwater |
| 09/30/2009 | CN101544447A Technique for purifying organic sewage through bio-precipitation and purification method |
| 09/30/2009 | CN101544446A System for restoring bio-ecological environment of micro-polluted riverway |
| 09/30/2009 | CN101544445A A method for restoring microorganism ecology of paper making waste water and a device |
| 09/30/2009 | CN101544444A Method for treating tar-containing wastewater |
| 09/30/2009 | CN101544426A Technology for improving the water quality of landscape water |
| 09/30/2009 | CN101544425A Landscape-type recycled water treatment wetland system suitable for urban community |
| 09/30/2009 | CN101544424A Combined biological floating bed for purifying water quality |
| 09/30/2009 | CN101544423A A/O denitrification sewage treatment process and device capable of realizing sludge reduction |
| 09/30/2009 | CN101544422A A directional construction and regulation method for aerobic granular sludge function |
| 09/30/2009 | CN101544421A Method for treating coking wastewater |
| 09/30/2009 | CN101543180A Preparation method of graminaceous plant blanket for biological floating bed |
| 09/30/2009 | CN100545103C Active sludge-biomembrane compounding integral sewage treating method and apparatus |
| 09/30/2009 | CN100545102C A method of biological treatment and dephosphorization denitriding under the state of anaerobic-hypoxia |
| 09/30/2009 | CN100545101C Vane wheel of surface aerator |
| 09/30/2009 | CN100545100C Deep water efflux aerator |
| 09/30/2009 | CN100545099C New material of biomembrane sewage treating apparatus and uses thereof |
| 09/30/2009 | CA2659506A1 Liquid effluent biofiltration method |
| 09/24/2009 | WO2009117558A2 Destruction of microbial products by enzymatic digestion |
| 09/24/2009 | WO2009117209A1 Methods for biological purification of waste or wastewater |
| 09/24/2009 | WO2009116463A1 Purifying tank |
| 09/24/2009 | WO2009115625A1 Grey water regeneration system |
| 09/24/2009 | US20090239821 Destruction of microbial products by enzymatic digestion |
| 09/24/2009 | US20090236283 Method of Denitrifying Wastewater |
| 09/24/2009 | US20090236282 Methods for biological purification of waste |
| 09/24/2009 | US20090236281 Anaerobic treating water contaminated with a friction reducer or a fracturing polymer; aerating; and separating the effluent for use as fracturing water; removing methanol via biological digestion, separating contaminants by reverse osmosis, and removing boron with an ion exchange resin |
| 09/23/2009 | EP2103346A1 Diffuser/emulsifier |
| 09/23/2009 | EP2102115A1 Vertical-horizontal filter unit for the biological purification of polluted water |
| 09/23/2009 | CN201313855Y Ecological side slope marsh structure for purifying water quality of riverways |
| 09/23/2009 | CN201313854Y Hypoxia/aerobic integrated air lift circulation biological reactor |
| 09/23/2009 | CN201313853Y Biofilm reaction equipment for wastewater treatment |
| 09/23/2009 | CN201313852Y Sewage treatment purifier |
| 09/23/2009 | CN201313851Y Immersed type flat plate membrane component |
| 09/23/2009 | CN201313850Y Wind driving underwater aerator |
| 09/23/2009 | CN201313849Y Integral membrane bioreactor |
| 09/23/2009 | CN201313848Y Overhead jet aeration biochemical tower |
| 09/23/2009 | CN201313847Y Sewage treatment device of immobilized microorganism particles fluidized bed with embedding method |
| 09/23/2009 | CN101541691A System and method for mixing high viscous liquids with gas |
| 09/23/2009 | CN101540008A Analogy method based on activated sludge purification process of HPP cellular automaton model |
| 09/23/2009 | CN101538544A Composite microbial inoculum, preparation and application thereof |
| 09/23/2009 | CN101538543A Composite microbial inoculum for treating micro polluted source water under low temperature condition and preparation method thereof |
| 09/23/2009 | CN101538538A Composite microorganism viable bacteria preparation and preparation method and application of same |
| 09/23/2009 | CN101538536A High-efficiency lignin degrading strain and use thereof |
| 09/23/2009 | CN101538108A Microbial purifying ecological treatment system of landscape water body |
| 09/23/2009 | CN101538107A Method for treating wastewater in textile printing and dyeing industry |
| 09/23/2009 | CN101538106A Energy-free sewage treatment plant |
| 09/23/2009 | CN101538105A Physicochemistry-biochemistry combined technology for optical brightener wastewater treatment |
| 09/23/2009 | CN101538104A Improved A*N denitrifying dephosphatation and deep denitrification device and method |
| 09/23/2009 | CN101538103A Sewage treatment method and equipment thereof |
| 09/23/2009 | CN101538102A Ozone-bacteria filter system for advanced treatment of hardly-degradable organic wastewater |
| 09/23/2009 | CN101538100A Method for treating dyeing wastewater and dedicated device |
| 09/23/2009 | CN101538089A Biological water purification agent powder and preparation thereof |
| 09/23/2009 | CN101538088A Construction method of ecological sewage treatment and water restoration system |
| 09/23/2009 | CN101538087A CMABR (carbon tube membrane-aerated biofilm reactor) for running single-stage autotrophic biological nitrogen removal process |
| 09/23/2009 | CN101538086A Power-free integrated constructed wetland waste water treatment technology |
| 09/23/2009 | CN101538085A Structure of spiral-flow aeration sedimentation sewage treatment tank and using method thereof |
| 09/23/2009 | CN101538084A Aeration treatment floating bed for draining and raising deep water body |
| 09/23/2009 | CN101538083A High-efficiency and novel biological carrier for sewage biological treatment and preparation method thereof |
| 09/23/2009 | CN100542980C Novel technique for sewage process with full-natural material |
| 09/23/2009 | CN100542979C Method for removing sewage ammonia nitrogen by employing active sludge oxidation ditch technique |
| 09/23/2009 | CN100542978C Method for removing sewage aminonitrogen by activated sludge process |
| 09/22/2009 | CA2447738C Floating fine-bubble aeration system |
| 09/17/2009 | WO2009114224A1 Microbial consortia for biodegradation of sucralose and other chlorinated carbohydrates |
| 09/17/2009 | WO2009113882A1 A new class of chloroflexi-iike thermophilic cellulose degrading bacteria |
| 09/17/2009 | WO2009113479A1 Microbial power generation method and microbial power generation apparatus |
| 09/17/2009 | WO2009112618A1 Compact system for treating household waste water |
| 09/17/2009 | WO2009111974A1 The pseudomonas strain mbr and the methods of bio-reduction and bio-absorption using the strain and uses thereof |
| 09/17/2009 | WO2009088839A3 Multi-step method for producing algae products |
| 09/17/2009 | US20090233341 Process for producing biogas |