| Patents for C02F 3 - Biological treatment of water, waste water, or sewage (46,453) |
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| 09/06/2006 | EP1567455B1 Bio degradation of oxyanions such as perchlorate on ion exchange resins |
| 09/06/2006 | EP1562867B1 Water treatment method using an inorganic powder reagent with high specific surface area including a step of recycling said reagent |
| 09/06/2006 | EP1519900B1 Effluent treatment combining solid/liquid separation and pulsed electric fields |
| 09/06/2006 | CN2814475Y City sewage gas flow intelligent controlling device |
| 09/06/2006 | CN2813601Y Inorganic waste water purifying treatment machine |
| 09/06/2006 | CN1829666A Method and installation for the biological treatment of water using activated sludge and comprising aeration regulation |
| 09/06/2006 | CN1829664A Method of treating organic waste water and organic sludge and treatment equipment therefor |
| 09/06/2006 | CN1827765A Screening method for anaerobe capable of degrading chlorophenol |
| 09/06/2006 | CN1827701A Wood-plastic biological filling and method for making same |
| 09/06/2006 | CN1827538A Wastewater treatment device and wastewater treatment method |
| 09/06/2006 | CN1827537A Non-blocking aeration biological filter |
| 09/06/2006 | CN1827536A Process and equipment for treating ammonium containing liquid |
| 09/06/2006 | CN1827534A Water treatment device for reclaiming and cyclic utilization of industrial and domestic waste water |
| 09/06/2006 | CN1827531A Dispatching treatment method for tail water in stereo region of clean water and sewage |
| 09/06/2006 | CN1826877A Method for regenerating bitter herbs corm by in-vitro culture |
| 09/06/2006 | CN1273584C Bdellovibrio sp. and its application |
| 09/06/2006 | CN1273398C Comprehensive zoology and oxidation method for treating domestic sewage in ecological oxidation tower |
| 09/06/2006 | CN1273373C Method and device for making hydrogen using sewage plant residual mud to produce anaerobic fermentation |
| 09/06/2006 | CN1273007C Method for quickly reproducing engineering seedling of myriophyllum |
| 09/05/2006 | US7101483 Process for treating a body of water |
| 09/05/2006 | US7101482 Method and facility for treatment of sludge derive from biological water purification facilities |
| 09/05/2006 | US7101481 continuous decomposition of organic material producing biogas and compost, successive reactor zones to receive organic material which is decomposed in situ anaerobically, then aerobic decomposition and excavation of raw compost |
| 09/05/2006 | US7101476 Soil covered environmentally affirmative household sewage treatment system |
| 08/31/2006 | WO2006091167A1 A spacer for membrane modules, a membrane module and uses thereof |
| 08/31/2006 | WO2006091157A1 Permeate spacer module |
| 08/31/2006 | WO2006090859A1 Method of recycling water-soluble processed liquid, apparatus for recycling water-soluble processed liquid, method of treating oil-containing wastewater and apparatus for treating oil-containing wastewater |
| 08/31/2006 | WO2006090780A1 Estrogenic substance degradable microorganism and use thereof |
| 08/31/2006 | WO2006090469A1 Method of cleaning membrane in membrane separation activated-sludge process |
| 08/31/2006 | WO2006072396A3 Apparatus for the aerobic biological purification of wastewater |
| 08/31/2006 | US20060194304 Kit comprising sodium chloride, potassium chloride, guanidinium chloride, sodium perchlorate or other chaotropic salt; and a nonionic detergent of Triton, NP40, Tween, or Syperonic, or MOPS buffer; endotoxin-free; purification, centrifuging, chromatography, filtration; gene therapy |
| 08/31/2006 | US20060194303 Wastewater treatment compositions |
| 08/31/2006 | US20060191847 Wastewater treatment device and wastewater treatment method |
| 08/31/2006 | US20060191846 Process and equipment for treating ammonium containing liquid |
| 08/31/2006 | DE202006006832U1 Water-recirculation system for fish farms has a pump chamber supplying water to a distributor tank and thence under gravity to a fish tank and bioreactors, while dirt collects in sedimenters and clean water flows back to the pump |
| 08/31/2006 | DE202005006689U1 Small, local waste water treatment plant for e.g. isolated habitations, includes pressure sensor in compressed air line supplying pumps and aerator under cyclic control |
| 08/31/2006 | CA2598524A1 Aerating wastewater for re-use |
| 08/30/2006 | EP1695942A2 Wastewater treatment device and wastewater treatment method |
| 08/30/2006 | EP1695941A1 Process and equipment for treating ammonium containing liquid |
| 08/30/2006 | EP1694421A1 Sedimentation tank of a clarification plant |
| 08/30/2006 | EP1694418A1 Method for mixing and subsequently separating a multiphase fluid and an arrangement for carrying out said method |
| 08/30/2006 | CN2811287Y High concentration organic sewage resource treating device |
| 08/30/2006 | CN2811284Y Device for treating sludge |
| 08/30/2006 | CN2811283Y Suspension hedgerow in water |
| 08/30/2006 | CN2811282Y 人工湿床 Wetland bed |
| 08/30/2006 | CN2811281Y Ecological floating island |
| 08/30/2006 | CN2811280Y Anaerobic and aerobic integrated granulated-slag biomembrane waste water treatment device |
| 08/30/2006 | CN2811279Y 厌氧污泥床反应器 Anaerobic sludge blanket reactor |
| 08/30/2006 | CN2811278Y Six-dimensional three-phase biological treatment process device |
| 08/30/2006 | CN2811277Y Internal circulation double filtration biological reactor |
| 08/30/2006 | CN2811276Y Disc type vacuum decanter |
| 08/30/2006 | CN2811275Y Axial flow self-oxygenation active sludge aerator |
| 08/30/2006 | CN2811274Y Helotism biological disc |
| 08/30/2006 | CN1824615A Treatment method of high concentration swill |
| 08/30/2006 | CN1824614A Carrier for treating effluent, waste water and its treatment method |
| 08/30/2006 | CN1824613A Poriferous-tube-type treating water outflow assemble and treating water outflow device using the same |
| 08/30/2006 | CN1272287C Organic fertilizer using distillers' grains as raw material and its production process |
| 08/30/2006 | CN1272266C Vent method and device without strenuous stir decomposition and biodegradation |
| 08/30/2006 | CN1272265C Microbial process for treating oil-contained emulsified sewage |
| 08/30/2006 | CN1272264C Method for recovering aquatic ecology system of nutrition-enriched water of lake |
| 08/30/2006 | CN1272263C Circular push flow type sewage treating method of water surface plant biological membrane |
| 08/30/2006 | CN1272262C Biological adsorbing landscape floating bed for treating landscape water body |
| 08/30/2006 | CN1272261C Integrated sewage treating apparatus combining biological filter tower and underground percolation |
| 08/30/2006 | CN1272255C Method for treating recirculated cooling water containing out oil product |
| 08/30/2006 | CN1272254C Multi sewage cleaning device and soil block thereof |
| 08/30/2006 | CN1272095C Diffuser and aerating apparatus therewith |
| 08/29/2006 | US7097768 Coconut mesocarp-based biofilter material and its use in a wastewater treatment system |
| 08/29/2006 | US7097767 Installing within reservoir a boom comprising a support and a curtain connected to support system, the curtain being formed of flexible fabric that allows movement of water therethrough and settling of particles and bacteria |
| 08/29/2006 | US7097762 Modular waste water treatment system |
| 08/29/2006 | CA2361723C Method and apparatus for treating leach fields |
| 08/25/2006 | CA2794437A1 Water circulation systems for ponds, lakes, and other bodies of water |
| 08/24/2006 | WO2006088356A1 Method for reducing sludge using a population of oligochaeta held in a reactor, a device therefor, and the use of nestling oligochaeta for reducing sludge in a reactor |
| 08/24/2006 | WO2006087334A1 Use of bacterium strains for the preparation of metallic biocatalysts, in particular for the preparation of palladium biocatalysts |
| 08/24/2006 | US20060186042 Waste treatment method |
| 08/24/2006 | US20060186041 Fluid bed expansion and fluidisation |
| 08/24/2006 | US20060186040 Methods and apparatus for reducing nitrate demands in the reduction of dissolved and/or atmospheric sulfides in wastewater |
| 08/24/2006 | US20060186039 Method and device for comminuting particulate organic substances in suspensions of microorganisms |
| 08/24/2006 | US20060186027 Denitrification reactor with a fixed culture |
| 08/24/2006 | DE102005007408A1 Verfahren zur Verbesserung der Denitrifikation und Bio-P-Elimination beim SBR-Verfahren A method for improving the denitrification and biological phosphorus elimination in the SBR process |
| 08/24/2006 | DE10056338B4 Verfahren und Vorrichtung zur Behandlung eines Mediums mit Mikroorganismen Method and apparatus for treating a medium with microorganisms |
| 08/23/2006 | EP1693446A1 Composition - Substrate for denitrifying microorganisms |
| 08/23/2006 | EP1693346A2 Method and device for sewage sludge treatment |
| 08/23/2006 | EP1693345A1 Method for improved denitrification and biological phosphorus removal in an SBR process |
| 08/23/2006 | EP1230175B1 Method for treating waste water in a biological sewage plant and device appropriate therefor |
| 08/23/2006 | EP1196354B1 Biological nutrient removal using "the olaopa process" |
| 08/23/2006 | CN2808894Y Environmental-protection self-cleaning toilet using reclaimed water |
| 08/23/2006 | CN1823015A Method and apparatus for anaerobic treatment of wastewater containing sulfur compound |
| 08/23/2006 | CN1823014A Method of utilizing recovered magnesium ammonium phosphate and apparatus therefor |
| 08/23/2006 | CN1823013A Method for the biological breakdown of effluent containing nitroaromatics |
| 08/23/2006 | CN1821128A Method for treating high concentration organic waste water |
| 08/23/2006 | CN1821125A Method and its device for denitrifying and removing pollutant of waste water |
| 08/23/2006 | CN1821124A High efficiency, low energy consumption waste water treating and reutilizing process |
| 08/23/2006 | CN1821123A Device and method for anaerobic treating waste water and method of propagating active granular bacteria strain at normal termperature |
| 08/23/2006 | CN1821122A Method for cultivating nitrified granular sludge using anaerobic granular sludge |
| 08/23/2006 | CN1821121A Waste water treating process of circulation sequence batched active sludge and its active sludge reactor |
| 08/23/2006 | CN1821120A Gas lifting alternative circulation flow composite filter material filter pool |
| 08/23/2006 | CN1821119A Aerator and advanced sewage treating method using the same |
| 08/23/2006 | CN1821106A Use of solar energy in water treatment and solar energy collecting and conducting device |
| 08/23/2006 | CN1271202C Sphingol monospore bacterial strain and its application in anthraquinone dye waste water decolour |
| 08/23/2006 | CN1270987C Multi-phase dual cycle sewage treatment process |
| 08/23/2006 | CN1270985C Anaerobic treating process for high concentration organic waste water |