| Patents for C02F 11 - Treatment of sludge; Devices therefor (21,423) |
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| 11/14/2001 | CN1074752C Tank for aerobic purification of water for cattle drinking in which |
| 11/08/2001 | WO2001083834A1 Precious metal recovery from organics-precious metal compositions with supercritical water reactant |
| 11/08/2001 | WO2001083382A1 Method for the biological anaerobic treatment and reduction of excess sludges |
| 11/08/2001 | WO2001083126A1 Fly ash treating method and device |
| 11/08/2001 | DE10021632A1 Reducing excess sludge production in an aerobic wastewater treatment plant comprises treating a mixture of excess sludge and clarified water with ozone |
| 11/07/2001 | EP1150924A1 Device and method for reducing the organic portions of a putrescible substrate |
| 11/07/2001 | EP1150922A1 Method for treating a waste stream using photosynthetic microorganisms |
| 11/07/2001 | EP1150920A1 Method and machine for extracting, by evaporation, solid residues contained in a fluid matter |
| 11/07/2001 | CN1320570A Solidified slurry and its preparing process |
| 11/06/2001 | US6313246 Unsaturated quaternary ammonium or sulfonium salt and nonionic monomers ; water in oil emulsion, dispersion or gel; papermaking |
| 11/06/2001 | US6312560 E.g., ethylenediamine, diethylenetriamine, triethylenetetramine, tetraethylenepentamine, ethylenimine oligomers having an average molecular weight of about 200-500; added prior to filtration |
| 11/05/2001 | CA2346172A1 System and method for high speed dewatering of slurries |
| 11/01/2001 | WO2001081256A1 Method and device for comminuting micro-organisms |
| 11/01/2001 | WO2001081252A1 Method of clarifying water using low molecular weight cationic dispersion polymers |
| 10/31/2001 | EP1150083A1 Process and apparatus for drying moist material |
| 10/31/2001 | EP1149051A1 Sludge-free treatment of copper cmp wastes |
| 10/31/2001 | EP1148990A1 Screw press |
| 10/31/2001 | EP0770040B1 Wet oxidation system |
| 10/31/2001 | DE10019918A1 Verfahren und Vorrichtung zur Zerkleinerung von Mikroorganismen Method and apparatus for the comminution of microorganisms |
| 10/31/2001 | CN2457147Y Vertical pipe bundles sludge digestion device |
| 10/30/2001 | US6309337 For removing lead from soil or solid waste, by contacting with sulfate and phosphate supplying reagents to capture leachable lead in apaptite |
| 10/25/2001 | WO2001079124A1 Method and device for treating secondary scale slurries |
| 10/25/2001 | WO2001079123A1 Method for conditioning biogenic solid substances |
| 10/25/2001 | WO2001079118A1 Treatment of sludge and animal wastes |
| 10/25/2001 | DE10018095A1 Process for removing the binder from pollutants contained in compact solids and/or slurries comprises initially granulating pollutants, and further processing the solids and/or slurries to form an aggregate for a building material |
| 10/24/2001 | EP0950030B1 Treating sewage or like sludge |
| 10/24/2001 | EP0820423B1 Injector for scwo reactor |
| 10/24/2001 | CN1318523A Combined treatment of molasses alcohol effluent resource |
| 10/23/2001 | US6306282 Sludge-free treatment of copper CMP wastes |
| 10/18/2001 | US20010031284 Process for extracting antioxidants from anaerobically fermented solid plant waste and extracts prepared thereby |
| 10/17/2001 | EP1144319A1 Sludge density measurement for controlling a sludge treatment stage |
| 10/17/2001 | CN1317376A Equipment for comprehensively treating garbage, excrement, urine and sewage |
| 10/10/2001 | EP1141177A1 Gasification of biosludge |
| 10/10/2001 | EP1140709A1 Continuous flow pasteurization of sewage sludge |
| 10/10/2001 | CN2453001Y Spiral tpye anaerobic sludge bed reactor |
| 10/10/2001 | CN1072616C Method for generating methane using fermented urban organic garbage |
| 10/10/2001 | CN1072614C Method for simultaneously processing kitchen waste water and new refuse |
| 10/09/2001 | US6299783 Process for cleaning up wastewaters from the hock process |
| 10/09/2001 | US6299782 Method and apparatus for treating liquid-containing material based on organic waste products |
| 10/09/2001 | US6299774 Converting cellulose-containing feedstock into useful materials |
| 10/04/2001 | WO2001072647A1 Process and apparatus for treating sewage or like sludge |
| 10/04/2001 | WO2001072646A1 Treating sewage or like sludge |
| 10/04/2001 | WO2001072426A1 Dewatering apparatus |
| 10/04/2001 | US20010025448 Dewatering; mixing with oxide and molasses; pressurization; flashing; grinding to desired mesh size; waste recycling |
| 10/04/2001 | EP1138185A1 Closed and energetically integrated process (cei process for the treatment of animal wastes (purines) |
| 10/04/2001 | EP1137602A1 Method and installation for treating sludge derived from biological purification plants |
| 10/04/2001 | DE10013779A1 Treatment of waste water and biological waste comprises feeding sludge from activated sludge basin to post-clarification basin, unstabilized activated sludge also being recycled to biogas generator together with excess of bio genic waste |
| 10/04/2001 | DE10012404A1 Reduction of anaerobically or aerobically digested sludge comprises feeding ozone-enriched air or ozone-enriched oxygen so microorganisms damaged by ozone are digested by those which are not, and converted to carbon dioxide |
| 10/04/2001 | CA2403554A1 Process and apparatus for treating sewage or like sludge |
| 10/04/2001 | CA2402728A1 Treating sewage or like sludge |
| 10/03/2001 | CN2451581Y Apparatus for separating clean water-containing in slurry |
| 10/03/2001 | CN2451580Y Diagonal flow methane tank |
| 10/03/2001 | CN1315232A Regenerating treater for waste liquid of inorganic abradant |
| 10/02/2001 | US6296766 Anaerobic digester system |
| 09/27/2001 | WO2001070917A1 Method of converting agricultural waste to liquid fuel and associated apparatus |
| 09/27/2001 | US20010023853 Producing nonpathogenic, pasteurized and dried product; dividing and drying portion then mixing dry solids with second portion and alkaline admixture without subsequent drying by aeration; waste water treatment plants |
| 09/27/2001 | US20010023850 Treating sewage or like sludge |
| 09/27/2001 | DE10014846A1 Waste water sludge/flocculant condition sensor housing has externally-fitted adjustment control for interior sensor gap |
| 09/27/2001 | DE10014185A1 Hot, high pressure ammonia treatment for excess sewage sludge, subsequently reduces pressure by expansion and recycles steam to heat feedstock |
| 09/27/2001 | CA2404029A1 Method of converting agricultural waste to liquid fuel and associated apparatus |
| 09/26/2001 | EP1136450A2 Process and installation for treating organic material |
| 09/26/2001 | CN1314216A Method for treating domestic solid garbage as resource |
| 09/25/2001 | US6294057 Activating polyelectrolytes; mix polyelectrolytes with water, inject solution into vessel, electrically shock solution, discharge solution with activated polyelectrolytes |
| 09/20/2001 | US20010022290 Wet oxidation with catalyst comprised of activated carbon under pressure allowing waste water to retain liquid phase; stability; efficiency |
| 09/20/2001 | DE10113205A1 Composition containing antioxidants, useful in foods, cosmetics and pharmaceuticals, is prepared by anaerobic fermentation and extraction of plant material |
| 09/19/2001 | EP1134196A1 Method for treating organic waste matter in a fermentation container |
| 09/19/2001 | CN2448840Y Mould for concret methane-generating pit |
| 09/19/2001 | CN1313836A Method and installations for treating effluents in small communities |
| 09/19/2001 | CN1313835A Treatment of waste produced by farm animals raised under confined conditions |
| 09/18/2001 | US6291736 Contacting material with phosphoric acid to produce a mixture; curing mixture; wherein concentration of leachable radioactive substances in material so treated is decreased and non-leachable solid materials are formed |
| 09/18/2001 | US6291232 Apparatus for the separation of methame from raw gas |
| 09/12/2001 | EP1132347A2 Integrated effluent treatment process for nitroaromatic manufacture |
| 09/12/2001 | EP1040087A4 Stabilized liquid lime dispersion for sewage treatment |
| 09/12/2001 | CN1312863A Process for heat-treating residues containing heavy metals and iron oxides |
| 09/12/2001 | CN1312777A Method of liquifying microorganisms derived from biological waste water treatment processes |
| 09/12/2001 | CN1312231A Comprehesive treatment method for organic kitchen garbage and domestic sewage |
| 09/11/2001 | US6288289 Integrated effluent treatment process for nitroaromatic manufacture |
| 09/11/2001 | US6287471 Separation of concentrated aqueous effluents |
| 09/11/2001 | US6287417 Foamable liquid containing surfactant is sparged with air or gas forming foam enriched in surfactant and residual liquid depleted in surfactant, foam is separated from residual liquid and resolved into foamable liquid by separating gas or air |
| 09/11/2001 | US6287248 Creating a slurry of biosolids, injecting it into an injection formation comprising a natural gas formation in a gas accumulation zone below the ground surface, and allowing it to degrade |
| 09/11/2001 | CA2204759C Activated sludge degassing process and device |
| 09/11/2001 | CA2177161C Vaporizing and concentration drying apparatus and method |
| 09/07/2001 | WO2001065621A1 Fuel cell power generation method and system |
| 09/07/2001 | WO2001064590A1 Method and system for sustainable treatment of municipal and industrial wastewater |
| 09/07/2001 | WO2001064587A2 Method and unit for achieving highly effective oxidation treatments |
| 08/30/2001 | WO2001062679A1 Method for reducing specific resistance to filtration of biological sludge derived from a waste water purifying station |
| 08/30/2001 | WO2001026767A3 Anaerobic digestion system and process |
| 08/29/2001 | EP0989967B1 Method and arrangement for composting biodegradable material |
| 08/29/2001 | CN1310637A Coagulation reaction device |
| 08/29/2001 | CN1310137A River mud repair material for sewage treatment |
| 08/29/2001 | CN1310136A Repair process with river mud repair material for sewage treatment |
| 08/29/2001 | CN1310135A Preparation of river mud repair material for sewage treatment |
| 08/28/2001 | US6280638 Apparatus for continuous purification of liquids, dewatering and drying of the separated solids |
| 08/28/2001 | US6280628 Biodegradable complexing agents for heavy metals |
| 08/28/2001 | US6279493 Co-combustion of waste sludge in municipal waste combustors and other furnaces |
| 08/23/2001 | WO2001060752A1 A method for processing lignocellulosic material |
| 08/22/2001 | EP1059978A4 Filter bed differential pressure monitoring system |
| 08/22/2001 | EP0891304B1 Process for the microbiological purification of slurries containing heavy metals |
| 08/22/2001 | EP0795022B1 Municipal solid waste processing facility and commercial lactic acid production process |
| 08/22/2001 | CN1309098A Process and equipment for treating excrement and urine with compound microbes |