| Patents for C02F 11 - Treatment of sludge; Devices therefor (21,423) |
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| 10/28/2009 | CN101565260A Comprehensive sewage treatment system for small towns and treatment method |
| 10/28/2009 | CN101565258A Compound technology of biomembrane and granular sludge for treating sulfur-bearing organic wastewater |
| 10/28/2009 | CN101565229A Bio-contact oxidation and micro-flocculation integrated waste water treating device |
| 10/28/2009 | CN101564730A Method for recycling sludge in coal washery and online direct recycling process |
| 10/28/2009 | CN100554841C Material drying method and device under electric field action |
| 10/28/2009 | CN100554170C Method for inhibiting offensive odor of riverway water body and bottom mud |
| 10/28/2009 | CN100553506C A functional compression socks |
| 10/22/2009 | WO2009128090A2 A device to treat freshwater and process sewage containing freshwater in the sea |
| 10/21/2009 | EP2109591A1 A device for dehumidifying and compacting solids contained in sewage for disposal |
| 10/21/2009 | EP1450928B1 Methods of using modified natural products as dewatering aids for fine particles |
| 10/21/2009 | CN201330397Y Elevation and expansion old tailing pond |
| 10/21/2009 | CN101560467A Automatic slag removal machine of marsh gas tank |
| 10/21/2009 | CN101560047A Device and method for drying sludge with high environment protection and low cost |
| 10/21/2009 | CN101560046A Blue algae collection system |
| 10/21/2009 | CN101560043A Papermaking wastewater treatment device |
| 10/21/2009 | CN101560042A Method for treating municipal sewage and device thereof |
| 10/21/2009 | CN101560035A Printing and dyeing sewage recycling treatment method |
| 10/21/2009 | CN101559983A Method for preparing red iron oxide by utilizing materialized mud of malysite water treatment agent |
| 10/21/2009 | CN100551881C Method for producing liquid organic fertilizer by using organic sludge |
| 10/21/2009 | CN100551512C Device and installation for injecting particulate materials into a chamber, and corresponding method |
| 10/20/2009 | US7604986 Decomposition device of organic waste and automatic cleaning system thereof |
| 10/20/2009 | US7604740 Waste activated sludge stripping to remove internal phosphorus |
| 10/20/2009 | CA2453181C Method for starting up a system for treating waste by hydrothermal oxidation |
| 10/15/2009 | WO2009125929A2 System for reducing environmental pollutants |
| 10/15/2009 | WO2009125670A1 Method and apparatus for treating organic waste and method of utilizing heat energy |
| 10/15/2009 | WO2009101358A3 Process and equipment for the oxidation of organic matter |
| 10/15/2009 | WO2009086810A3 Clostridium sartagoformum for the generation of biogas |
| 10/15/2009 | WO2008084396A9 Process for biostabilization and humification of biological sludge in planted filtering beds |
| 10/15/2009 | US20090255865 Sludge Treatment System for Dam |
| 10/14/2009 | EP2108422A1 Process for treatment of water-containing substance |
| 10/14/2009 | EP1379126B1 Novel endophytic fungi and methods of use |
| 10/14/2009 | CN201325923Y Sludge solidification or stabilization processing equipment in sewage plant |
| 10/14/2009 | CN201325922Y Anti-cracking buried septic sewage treatment tank |
| 10/14/2009 | CN201325921Y Red-mud long-distance conveying and filter pressing device |
| 10/14/2009 | CN201325920Y Red-mud mixed discharging conveying device by Bayer method and sintering method |
| 10/14/2009 | CN201325918Y Mobile sewage treating device |
| 10/14/2009 | CN201325912Y Wastewater treatment system capable of improving recovery rate |
| 10/14/2009 | CN101557926A Adjustable roller apparatus for spreading substances |
| 10/14/2009 | CN101555171A Method for producing micro organic matters by marine culture sludge and sugar refinery filtration sludge |
| 10/14/2009 | CN101555090A Continuous twin-roll counter-pressure dewaterer |
| 10/14/2009 | CN101555089A Three-cylinder septic bucket and material for producing same |
| 10/14/2009 | CN101555087A Combined anaerobic process apparatus for treating organic wastes |
| 10/14/2009 | CN101555085A Method for disposing urban sewage by solar ecological technology |
| 10/14/2009 | CN101555084A Treatment method for rural sewage based on three-grid septic tank |
| 10/14/2009 | CN100550497C Method for implementing blue algae resource |
| 10/14/2009 | CN100548911C Process for treating oil-containing sludge |
| 10/14/2009 | CN100548903C Double-system sanitary sewage purifying biogas generating pit |
| 10/13/2009 | CA2379493C An organic waste material treatment process |
| 10/08/2009 | WO2009123334A1 Solid-liquid separator |
| 10/08/2009 | WO2009121220A1 Sealing apparatus of soft container pervious to water |
| 10/08/2009 | WO2009121202A1 A sludge dewatering apparatus and method thereof |
| 10/08/2009 | US20090250408 Ultrasound Assisted Heavy Metal Recovery |
| 10/08/2009 | US20090250401 Integrated bio-digestion facility |
| 10/08/2009 | US20090250385 Apparatus for waste-water filtration |
| 10/08/2009 | DE102008013980B3 Verfahren zur Abwasserbehandlung und Abwasserbehandlungsanlage Methods for waste water treatment and wastewater treatment plant |
| 10/07/2009 | EP2106834A1 Apparatus for waste-water filtration |
| 10/07/2009 | CN201321420Y Multifunctional integrated spiral sludge processing unit |
| 10/07/2009 | CN201321419Y Pressing plate of high-power water extractor |
| 10/07/2009 | CN201321418Y Oil-sludge sand recycling treatment device |
| 10/07/2009 | CN201320424Y High-power dewaterer of sludge |
| 10/07/2009 | CN101553437A Method for processing sludge |
| 10/07/2009 | CN101550429A A water vapor transposition methane producing method and water vapor transposition methane tank |
| 10/07/2009 | CN101550220A Cationic degree adjustable dual-function type fine particle used starch flocculant prepared with on-step method and synthesizing method thereof |
| 10/07/2009 | CN101549945A Set treatment device of sludge drying |
| 10/07/2009 | CN101549944A Sealing device of water-permeable flexible container |
| 10/07/2009 | CN101549943A Sewage sludge dewatering device and dewatering method |
| 10/07/2009 | CN101549942A Multilayer fermentation chamber sludge high temperature aerobic fermentation process |
| 10/07/2009 | CN101549941A Device for processing oily sludge into fluid state in oilfield |
| 10/07/2009 | CN101549939A Leather making integrated waste water treatment method |
| 10/07/2009 | CN101549921A Method for treating high-concentration phosphorus-contained wastewater |
| 10/06/2009 | US7597812 Methods and systems for converting waste into energy |
| 10/06/2009 | US7597801 Fluids fluxion method and plant for wastewater treatment |
| 10/01/2009 | WO2009119223A1 Method of treating waste and heat-resistant compound obtained using the same |
| 10/01/2009 | WO2009119120A1 Methane fermentation system, feed production apparatus and feed production method |
| 10/01/2009 | WO2009118320A1 Digester with biogas confinement means |
| 10/01/2009 | WO2009083985A3 Process for the treatment of organic waste and product obtained thereof |
| 10/01/2009 | DE102008002812A1 Verfahren zum Aufbereiten von in Haushalten anfallendem häuslichen Abwasser Method for processing accumulating in households domestic wastewater |
| 09/30/2009 | EP2105689A1 Procedure and optimised installation of sludge treatment using solar energy |
| 09/30/2009 | EP2104576A1 Active decontamination method of a water-impregnated porous medium such as soils, sediments and sludge |
| 09/30/2009 | EP1663873B1 Method for treating a medium with ultrasonic transducers |
| 09/30/2009 | CN101547871A Biomass reactor |
| 09/30/2009 | CN101544990A Method for producing gas fuel and byproduct cellulase by using biomass containing lignocellulose through fermentation |
| 09/30/2009 | CN101544461A Sludge stirring system |
| 09/30/2009 | CN101544460A Sludge cutting machine |
| 09/30/2009 | CN101544459A Plate-type sludge dewatering machine and dewatering method therefor |
| 09/30/2009 | CN101544458A High-efficiency slurry treating machine |
| 09/30/2009 | CN101544457A Method for improving sludge predation effect of limnodrilus hoffmeisteri |
| 09/30/2009 | CN101544456A Composite material for reducing greenhouse gases discharge and application thereof |
| 09/30/2009 | CN101544455A Purifying and solidifying method of high-pollution load silt |
| 09/30/2009 | CN101544454A Method for preparing flocculating agent for red mud precipitation |
| 09/30/2009 | CN101544447A Technique for purifying organic sewage through bio-precipitation and purification method |
| 09/30/2009 | CN101544419A Method and device for oxidizing and treating sewage or sludge containing organic substances by supercritical water |
| 09/29/2009 | CA2425791C Cationic latex terpolymers for sludge dewatering |
| 09/24/2009 | WO2009116170A1 Organic sludge recycling apparatus |
| 09/24/2009 | US20090236562 Method for treating aqueous sludge, material so produced and the use thereof |
| 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 |
| 09/24/2009 | US20090236278 Decanter with swivel discharge pipe |
| 09/23/2009 | EP2102114A1 Removal of contaminants from a waste stream through production and utilization of oxyhydrogen gas |
| 09/23/2009 | EP2101901A1 Separation process |
| 09/23/2009 | CN201313863Y Sludge rapid thickening tank |