| Patents for C02F 3 - Biological treatment of water, waste water, or sewage (46,453) |
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| 08/02/2007 | US20070175806 Disinfectant system for use with residential aerobic wastewater treatment plants |
| 08/02/2007 | DE202007003034U1 Anlage für die Bewässerung einer Schilfanpflanzung mit dem Abwasser einer Kläranlage für die Endklärung System for irrigation of a reed planting with the effluent of a sewage plant for final clarification |
| 08/01/2007 | EP1813579A1 Tertiary treatment system and method involving metal salt reagents |
| 08/01/2007 | EP1812351A1 Device to treat liquid and foam |
| 08/01/2007 | EP1812350A2 Waste treatment systems |
| 08/01/2007 | CN2928836Y Plant bed type waste water resource treating system |
| 08/01/2007 | CN2928835Y Controller for high efficiency oxygen lack/aerobic biological denitrifying process |
| 08/01/2007 | CN2928834Y Movable syphon decanting machine |
| 08/01/2007 | CN2928833Y Rotary syphon decanting machine |
| 08/01/2007 | CN2928832Y Park water purifier |
| 08/01/2007 | CN2928831Y Hydraulic spinning aerobic biological reaction carrier filler |
| 08/01/2007 | CN1329500C Multi-tubular airlift reactor and its inner eddy flow field organizing method |
| 08/01/2007 | CN1329322C Membrane treatment system for separating virus |
| 08/01/2007 | CN1329316C Activated sludge dephosphorizing and denitrifying method with alternated water intake from multi-spots |
| 08/01/2007 | CN1329315C 膜生物反应器 Membrane bioreactor |
| 08/01/2007 | CN1329314C Multipurpose bio-trickling filter deordorization device |
| 08/01/2007 | CN101008001A Dibutyl phthalate degradation bacterium and its uses |
| 08/01/2007 | CN101007743A Garbage methane processing and resource utilization machine set |
| 08/01/2007 | CN101007694A Process for treating alcohol waste water |
| 08/01/2007 | CN101007693A Method for anerobic aerobic granular sludge treating high concentration waste water from paper-making method tobacco slice production |
| 08/01/2007 | CN101007692A Synchronous denitrification and dephosphorization process for city sewage |
| 08/01/2007 | CN101007691A Treatment technology for dying waste water and slag |
| 08/01/2007 | CN101007688A Stirring type undercurrent wetland water body purification apparatus and water body purification method |
| 08/01/2007 | CN101007687A Backwash, aeration type undercurrent wetland water body purification apparatus and water body purification method |
| 08/01/2007 | CN101007686A Modular air-floating type artificial mattress for processing polluted water, its manufacture method and purification method |
| 08/01/2007 | CN101007685A Nitrogen phosphorus circulated utilization method for processing eutrophicated polluted water |
| 08/01/2007 | CN101007684A Anerobic ammoxidation and denitrification synergistic denitrification method for garbage leachate |
| 08/01/2007 | CN101007683A High salinity oil extraction waste water treating process |
| 08/01/2007 | CN101007682A Hydrogen making apparatus using high concentrated organic wastewater and its hydrogen making method |
| 08/01/2007 | CN101007681A Synchronous anaerobic denitrification and desulfurization process |
| 08/01/2007 | CN101007680A Highly effective anaerobic bioreacto |
| 08/01/2007 | CN101007679A USAB -biological membrane anaerobic ammoxidation strain denitrogenation method and its apparatus |
| 08/01/2007 | CN101007678A Temperature controlled USAB anaerobic ammoxidation strain denitrogenation method and its apparatus |
| 08/01/2007 | CN101007677A Fiber filtering component with honeycomb wall cross section structure |
| 08/01/2007 | CN101007676A Aeration device for polluted water purification processing and water scene, and its production method and usage method |
| 08/01/2007 | CN101007675A Intensified membrane bioreaction method for processing micro polluted water |
| 08/01/2007 | CN101007674A City ditch polluted water in situ ecological purifying processing device |
| 08/01/2007 | CN101007673A Multiple-component filler matrix undercurrent wet land purifying and processing apparatus and undercurrent wet land purifying method |
| 08/01/2007 | CN101007244A Preparation method of active liquid containing micro-gas and implementation method using said liquid |
| 07/26/2007 | WO2007083456A1 Method and apparatus for anaerobic digestion treatment of organic waste liquid |
| 07/26/2007 | WO2007083023A1 Environmental biotreatment product |
| 07/26/2007 | US20070170122 Wastewater treatment apparatus |
| 07/26/2007 | US20070170115 physically removing colloidal and suspended volatile solids through adsorption and enhanced floc-formation and settling during pretreatment; adsorbing toxic substances and elements that interfere with biological processes |
| 07/26/2007 | US20070170114 Method and biological product for the residential and commercial aquatic environment |
| 07/26/2007 | US20070170113 Insitu Grease/Biosolid Bioremediation Apparatus and Method |
| 07/26/2007 | US20070170112 Wastewater treatment system and method |
| 07/26/2007 | US20070170111 Solenoid valve for controlling water supply |
| 07/26/2007 | US20070170106 Installation and method for the treatment of sewage sludge, and membrane unit |
| 07/25/2007 | EP1810740A2 Hollow fibre module for sludge separation systems |
| 07/25/2007 | CN2926213Y Carrier-bed constructed by aquatic-plant chinampa group |
| 07/25/2007 | CN2926212Y Porous microbiological carrier for biological water treatment and fermentation |
| 07/25/2007 | CN2926211Y Composite aerating membrane biological reactor |
| 07/25/2007 | CN2926210Y Composite ecological chinampa water purifier |
| 07/25/2007 | CN2925078Y Multifunctional vacuum float bed for aquatic plant |
| 07/25/2007 | CN2925077Y Suspended-plant float bed for enriched treating lake storm area |
| 07/25/2007 | CN1328193C Method of reducing volume of sludge and apparatus therefor |
| 07/25/2007 | CN1328192C Method for comprehensive treatment of high-concentration organic wastewater |
| 07/25/2007 | CN1328190C Biological purifying process of seriously polluted river water |
| 07/25/2007 | CN1328188C Anaerobic ammonia oxidation test device and method for biological denitrification treatment for waste water |
| 07/25/2007 | CN1328184C Magnetictaxis bacteria separating apparatus of heavy metal ion waste water |
| 07/25/2007 | CN101003793A Technique for cleaning pathogenesis bacteria in environment by phages |
| 07/25/2007 | CN101003594A Method for synthesizing modified polyacryloyl in use for biological immobilization carrier |
| 07/25/2007 | CN101003414A Technique for treating wastewater of molasses alcohol |
| 07/25/2007 | CN101003409A Treatment method for radical curing black liquor of straw pulp from alkaline process |
| 07/25/2007 | CN101003408A Rise and fall artificial floating floor of plants for biological treating sewage, preparation method and method of application |
| 07/25/2007 | CN101003407A Culture techniques on water surface for ryegrass and swamp cabbage |
| 07/25/2007 | CN101003406A Anaerobic and aerobic coupled pneumatic lift type circulation biochemical reactor, and method for treating wastewater of chemical fiber |
| 07/25/2007 | CN101003405A Denitrified biological denitrificaion equipment of intensified internal source, and method |
| 07/25/2007 | CN101003404A Upward flow type composite anaerobic hydrolysis and acidification treater, and method |
| 07/25/2007 | CN101003364A Techniques for recovering simple sulfur substance from waste water of molasses alcohol |
| 07/24/2007 | US7247239 Method for biological treatment of water by adding macromolecular carbohydrates |
| 07/20/2007 | CA2534799A1 Apparatus for treating contaminated water |
| 07/19/2007 | WO2007080751A1 Water purifying apparatus, water supply system, and pump device |
| 07/19/2007 | US20070167103 Apparatus for producing an organic EL display device, and process for producing an organic EL display device, using the same |
| 07/19/2007 | US20070163955 Water or wastewater system and method for removing bod and suspended solids through an activated sludge process and a ballasted flocculation process |
| 07/19/2007 | US20070163954 Waste water treatment plant and method |
| 07/19/2007 | US20070163953 Water-purifying solid material made of a natural raw material containing polysaccharides as principal components, and water-purifying method using the same |
| 07/19/2007 | US20070163952 Sludge collected from fish growing tanks promotes sulfate reduction to hydrogen sulfide, which is used as an electron source to promote autotrophic denitrification in an up-flow fix bed bioreactor, followed by nitrification; symbiosis between the sulfate-reducing and sulfide-oxidizing bacteria |
| 07/18/2007 | EP1808416A1 Device for the treatment of wastewater in a small sewage treatment plant |
| 07/18/2007 | EP1807361A2 Anoxic biological reduction system and method |
| 07/18/2007 | EP1807225A2 Method for decomposing biogenic material |
| 07/18/2007 | EP1807184A1 Integrated permeate channel membrane |
| 07/18/2007 | EP1807174A2 Apparatus and method |
| 07/18/2007 | EP1713957A4 Flow-through oxygenator |
| 07/18/2007 | EP0944732B1 Method and apparatus for measuring use of a substrate in a microbially catalysed reaction |
| 07/18/2007 | CN2923689Y Floatation bed |
| 07/18/2007 | CN2923688Y Integrated self-return-flow multi-stage biological-chemical sewage treatment device |
| 07/18/2007 | CN2923687Y Flow-lifting type external-circulation anaerobic composite sludge reactor |
| 07/18/2007 | CN2923686Y Anaerobic reactor capable of controlling internal circulation ratio |
| 07/18/2007 | CN2923685Y Partitioned muclti-grade internal circulation anaerobic reactor |
| 07/18/2007 | CN2923684Y Pipe-type porous aeration head |
| 07/18/2007 | CN2922445Y Controllable floating bed for soil-less culture of plant |
| 07/18/2007 | CN1326991C High anti-mercury offensive smell pseudomonas strain CHY-7 and use in treating mercury pollution |
| 07/18/2007 | CN1326788C A/O type biological aeration capacity-enlarging method for sewage water treatment factory |
| 07/18/2007 | CN1326786C Method and apparatus for treating organic waste |
| 07/18/2007 | CN1326785C Livestock sewage disposal method of stock farm |
| 07/18/2007 | CN1326784C Water quality environment in situ rehabilitation method in aquatic breeding |
| 07/18/2007 | CN1326783C Aerator and advanced waste water treatment method using the same |
| 07/18/2007 | CN1326782C Application of filtration-adsorption material made of sludge in reuse water treatment |
| 07/18/2007 | CN1326601C Gas dissolving device |