| Patents for C02F 11 - Treatment of sludge; Devices therefor (21,423) |
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| 09/04/2002 | CN1367822A Tow-phase type methane fermentation reactor |
| 09/04/2002 | CN1367760A Automatic incinerator of human body's excrement applicable to toilet |
| 09/04/2002 | CN1367759A Hybrid chemical and biological process for decontaminating sludge from municipal sewage |
| 09/04/2002 | CN1367142A Power generation technique by utilizing sewage treatment |
| 09/03/2002 | US6444130 Process for rendering waste from electric furnace production of phosphorus non-hazardous |
| 09/03/2002 | US6444124 System and method for improved treatment of wastewater |
| 08/29/2002 | WO2002066895A1 Method and treatment of sludge having particles comprising metal, metal oxide or metal hydroxide intermixed therein |
| 08/29/2002 | WO2002066386A1 Process for selective refining of the di-hydrol polymer by temperature and pressure conditions below the critical point of water |
| 08/29/2002 | WO2002066099A2 Automated peritoneal dialysis system and process with in-line sterilization of dialysate |
| 08/29/2002 | US20020117443 Sealed tight |
| 08/29/2002 | CA2439229A1 Method and treatment of sludge having particles comprising metal, metal oxide or metal hydroxide intermixed therein |
| 08/28/2002 | EP1234805A1 Method and device for processing dredging sludge, as well as products obtained thereby |
| 08/28/2002 | CN2507859Y Viscous crude mud dewatering device |
| 08/28/2002 | CN2507855Y High capacity circulation biodegradation chamber for treatment of refuse |
| 08/28/2002 | CN2507844Y Spinning sewage sterilizing purifying pool |
| 08/28/2002 | CN1089738C Processing waste materials for anaerobic digestion of biogenic-organic constituents of garbage |
| 08/22/2002 | WO2002064516A1 Method and installation for the thermal hydrolysis of sludge |
| 08/22/2002 | WO2002064513A1 Water treatment plant with ballasted flocs and degreasing |
| 08/22/2002 | WO2002064512A1 Method and plant for thickening sludge derived from water treatment by flocculation-decantation with ballasted floc |
| 08/22/2002 | WO2002064273A1 Method and system for treating organic matter utilizing substance circulation system |
| 08/22/2002 | US20020113024 Process and device for supercritical wet oxidation |
| 08/22/2002 | US20020113017 Decontaminating sludge by insertion with injector pipes fluidically connected to a source of remedial water, and moving electrochemically activated water through the injectors to the sludge |
| 08/22/2002 | US20020113014 Apparatus and methods for separating liquids from solids |
| 08/22/2002 | CA2438579A1 Method and system for treating organic matter utilizing substance circulation system |
| 08/21/2002 | EP1233048A2 Process and installation for combined treatment of shredder scrap and sludges |
| 08/21/2002 | EP1232804A2 Method for removing sludge in crude oil tank and recovering oil therefrom |
| 08/21/2002 | EP1232124A1 A process for dewatering of sludge |
| 08/21/2002 | EP1232123A1 A biofuel cell using wastewater and active sludge for wastewater treatment |
| 08/21/2002 | EP1028931B1 Composting arrangement |
| 08/20/2002 | US6436157 Heating and rapidly reducing pressure to rupture cell walls; removing intracellular water; concentrated biomass; fuel in partial oxidation production of synthesis gas |
| 08/15/2002 | WO2001037961A3 Method for continuous processing of fluids using supercritical fluids and microwave energy |
| 08/15/2002 | US20020111527 Creating a slurry of the biosolids; injecting the biosolids slurry into a natural gas formation at a pressure sufficient to create and maintain fractures within the formation; sewage sludge for example |
| 08/15/2002 | US20020111525 By converting to low-temperature phosphatic apatite type that are insoluble, nonleachable, nonzeolitic and pH stable, by contacting with a halide, sulfate, hydroxide, or silicate source and phosphate ion |
| 08/15/2002 | US20020110508 Oxidation process of the wet oxidation or ozonization type |
| 08/14/2002 | EP1230322A1 Method for starting and operating a device for disposal and utilisation of waste materials |
| 08/14/2002 | EP1230175A1 Method for treating waste water in a biological sewage plant and device appropriate therefor |
| 08/14/2002 | EP1230174A1 Method for treating aqueous effluents containing peroxidized compounds |
| 08/14/2002 | EP0986520B1 Sludge silo |
| 08/14/2002 | CN1364146A Biofuel cell using wastewater and active sludge for wastewater treatment |
| 08/14/2002 | CN1363746A Aqueous organic refuse treating system and oil-water separating and oil/fat recovering apparatus |
| 08/08/2002 | WO2002060967A1 Cationic latex terpolymers for sludge dewatering |
| 08/08/2002 | WO2002060826A1 Method for the treatment of active sludges |
| 08/08/2002 | US20020104446 Axial-flow squeezing apparatus |
| 08/07/2002 | EP1228100A1 Polymerizate composition and a method for producing the same |
| 08/07/2002 | EP1228007A1 Fluid treatment apparatus |
| 08/07/2002 | EP1228006A2 Anaerobic digestion system and process |
| 08/07/2002 | CN2504270Y High efficiency treatment machine for animal's dung |
| 08/07/2002 | CN1362937A Method and device for treating oil-containing sludge |
| 08/07/2002 | CN1362380A Method and apapratus for stablizing liquid mud |
| 08/07/2002 | CN1362325A Odour-removing device simultaneously used for washing of spiral squeezer for dewatering dirt materials |
| 08/07/2002 | CN1088691C Method and apparatus for treating liquid-containing material based on organic waste products |
| 08/06/2002 | US6427704 Method of cleaning products to which dirt adheres |
| 08/01/2002 | US20020100735 Process for the treatment of sludge |
| 08/01/2002 | US20020100718 Introducing waste water into anaerobic tank and aerobic tank, comprising calcium carbonate mineral placed in anaerobic tank; biologically treated water of another system introduced into aerobic tank; calcium carbonate mineral placed in aerobic tank |
| 07/31/2002 | EP1225987A1 Apparatus and method for removing contaminants from fine grained soil, clay and silt |
| 07/31/2002 | EP1225970A1 Equipment for the leaching of solid matter from sludge |
| 07/31/2002 | EP0883576B1 Particle dewatering device |
| 07/31/2002 | CN1361752A Process for flocculating suspensions |
| 07/30/2002 | US6425975 Process for concentrating soluble and colloidal substances in process waters |
| 07/25/2002 | WO2002057190A1 Apparatus and methods for separating liquids from solids |
| 07/25/2002 | US20020096477 Process for treating liquid manure |
| 07/25/2002 | US20020096271 Use of alkyleneamines for enhancing lime mud dewatering |
| 07/25/2002 | US20020095817 Method for treatment of sludge from water works |
| 07/25/2002 | DE10101510A1 Treatment of high sulfate content waste water involves addition of calcium chloride, alkali treatment, precipitation/flocculation, gravity separation and sludge dewatering |
| 07/25/2002 | CA2435384A1 Apparatus and methods for separating liquids from solids |
| 07/24/2002 | EP1224151A1 A high pressure and high temperature reaction system |
| 07/24/2002 | EP1028919B1 Device for thickening liquids or sludges |
| 07/24/2002 | CN2501880Y Spiral type continuous drying machine for garbage disposal |
| 07/24/2002 | CN2501879Y High pressure methane tank with discharging material device |
| 07/24/2002 | CN1359761A Process for treating house garbage |
| 07/24/2002 | CN1087973C Catalyst for treating waste water, production method thereof, and method of treating waste water using catalyst |
| 07/23/2002 | US6423236 Method for treating waste water |
| 07/18/2002 | DE10100903A1 Device for converting circular vibrations to linear ones has thin sprung steel plate joining fixed point and vibration frame, supporting plates overhanging from and above/below fixed point |
| 07/18/2002 | DE10064064A1 Verfahren zur Beschleunigung biokatalytischer und/oder hormoneller Prozesse und dessen Verwendung A method for accelerating biocatalytic and / or hormonal processes and its use |
| 07/17/2002 | EP1223152A2 Decomposition method of hydrophilic polymer |
| 07/17/2002 | CN1359408A High molecular weight zwitterionic polymers |
| 07/11/2002 | US20020088749 Beneficiated sludge |
| 07/11/2002 | DE10063888A1 Disposal of animal meal and sewage sludge, includes mixing, sterilization, digestion, de-watering and combustion, with recovery of heat and electricity |
| 07/11/2002 | DE10058191A1 Verfahren und Anlage zur Herstellung lagerbeständiger Pellets aus Klärschlamm Method and apparatus for producing shelf-stable pellets from sewage sludge |
| 07/10/2002 | CN2499399Y Reclaiming device for ground raw oil in oil field |
| 07/09/2002 | US6417268 Method for making hydrophobically associative polymers, methods of use and compositions |
| 07/09/2002 | US6416993 Method for treating a waste stream using photosynthetic microorganisms |
| 07/04/2002 | WO2002032815A3 Treatment of sludge from wastewater treatment facilities |
| 07/04/2002 | US20020084227 Separation of purified water and nutrients from agricultural and farm wastes |
| 07/04/2002 | US20020084219 Method and apparatus for neutralizing alkaline wastewater without using mineral acids |
| 07/03/2002 | EP1219362A1 Apparatus for treating garbage |
| 07/03/2002 | EP1218299A1 Anionic and nonionic dispersion polymers for clarification and dewatering |
| 07/03/2002 | EP1218298A1 Method for conditioning slurry, liquid manor, human faeces that are collected in chemical toilets (portable toilets) or the like |
| 07/03/2002 | EP1017637A4 Apparatus and method for oxidizing undigested wastewater sludges |
| 07/03/2002 | CN2498155Y Marsh gas pool with constant pressure |
| 07/03/2002 | CN1356931A Method and device for treating unstructured or loosely structured organic waste |
| 07/03/2002 | CN1356184A Transfer apparatus and method for recovering solid substance |
| 07/03/2002 | CN1356182A Apparatus for fermenting excrement, urine, garbage and sludge and reclaining sewage |
| 07/02/2002 | US6413433 Method for dewatering of sludge |
| 07/02/2002 | US6413417 Coagulation and settling or membrane separation of silicon waste water; using alkaline silicon sludge to neutralize fluorine waste water; no stirring or aeration required; recycling unused chemicals; semiconductors |
| 07/02/2002 | US6412716 Method and apparatus for processing municipal sludge waste |
| 07/02/2002 | US6412428 Method and apparatus for drying and incineration of sewage sludge |
| 07/02/2002 | CA2059879C Waste treatment process |
| 06/27/2002 | WO2002050214A2 Biomass gasification system and method |
| 06/27/2002 | WO2002049973A2 Method and apparatus for drying and incineration of sewage sludge |