Patents
Sitemap › C02 - Treatment of water, waste water, sewage, or sludge › C02F - Treatment of water, waste water, sewage, or sludge › C02F 11 - Treatment of sludge; Devices therefor
Patents for C02F 11 - Treatment of sludge; Devices therefor (21,423)
07/2003
07/02/2003CN1428010A Fuel cell power generation method and system
07/02/2003CN1426856A House refuse treatment method
07/01/2003US6585900 Process for the treatment of sludge
06/2003
06/26/2003WO2003052821A1 Microfluidic analytical apparatus
06/25/2003EP1321435A1 Process to dry sludge
06/25/2003EP1320388A1 Concept for slurry separation and biogas production
06/25/2003EP1049653B1 Thickening of aqueous mineral suspensions
06/25/2003EP0844982B1 Method for oxidation of waste liquors containing organic matter
06/25/2003CN2557522Y Siphon type mud discharge machine for waterworks
06/25/2003CN2557254Y Roller type domestic organic refuse treating machine
06/25/2003CN1426485A Precious metal recovery from organics-precious metal compositions with supercritical water reactant
06/25/2003CN1426429A Structurally-modified polymer flocculants
06/25/2003CN1112329C Mud dewatering device
06/24/2003US6582610 Concrete grindings reclamation system
06/24/2003US6581783 Fine solids separator
06/19/2003WO2003050046A1 Method and device for drying sludge, particularly sewage sludge
06/19/2003US20030111411 Method for purifying waste water, and purification plant for carrying out said method
06/19/2003CA2365785A1 Pyrolysis system
06/18/2003EP1319632A1 Process and device for drying of sludge, in particular sewage sludge
06/18/2003EP1319631A1 Process for the treatment of metal containing effluents by wet oxidation in the presence of sludges
06/18/2003EP1318968A1 Method for treating waste by hydrothermal oxidation
06/18/2003EP1318859A2 Plasma process for removing hydrocarbons contained in sludge
06/18/2003EP0783462B1 Process and apparatus for treatment of sewage sludge
06/18/2003CN1424268A Sludge powdering method and special dewatering apparatus thereof
06/18/2003CN1111712C Method to make drying more effective
06/18/2003CN1111513C Equipment for treating excrement and urine from lavatory by drying method
06/17/2003US6578781 Using of a rapidly rotating pipe-head formation, having a head with radial openings and radial wings, for mechanically disintegrating biogenic sewage sludge.
06/17/2003US6578780 Method for disintegrating sewage sludge
06/12/2003WO2003000603A3 Device for thickening or dewatering sludge, watery sediments or the like, especially surplus sludge in sewage treatment plants
06/12/2003WO2002015945A8 Concept for slurry separation and biogas production
06/11/2003EP1318186A1 Process and apparatus for treating gas derived from thermal decomposition of a solid charge
06/11/2003CN1422817A Anaerobic-facultative-aerobic integrated sewage treatment method and reuse apparatus
06/11/2003CN1422815A Burying treatment process capable of purifying percolation water and accelarating domestic refuse stabilization
06/10/2003US6576145 Separating hydrocarbons from a mixture of the hydrocarbons and a particulate mineral substrate, comprising mixing of mixture with water to form a slurry, addition of oxidizer to release hydrocarbons form the substrate, then separation
06/07/2003CA2412828A1 Filtering composition containing a1,3,5-triazine derivative, a dibenzoylmethane derivative, and a 2-hydroxybenzophenone derivative
06/06/2003CA2397427A1 Method for remediating manure-contaminated material and for producing an enriched fertilizer therefrom
06/05/2003WO2003045852A1 Method for stabilizing and conditioning urban and industrial wastewater sludge
06/05/2003WO2003045851A1 Method for stabilizing and conditioning town and industrial wastewater sludge
06/05/2003WO2003045850A1 Method for removing metal in wastewater
06/05/2003WO2003045566A1 Methods of increasing flotation rate
06/05/2003WO2002072485A3 Methods and apparatus for biological treatment of waste waters
06/04/2003EP1316534A1 Method for composting a slurry by sequential filtration with a carbonaceous substrate and installation thereof
06/04/2003EP1315676A1 Method for dewatering municipal waste-activated sludge using high electrical voltage
06/04/2003CN1421407A Marsh mud making process
06/03/2003US6573336 Wastewater treating agent, method for wastewater treatment, sludge dehydrant and method for sludge treatment
06/03/2003US6572771 Neutralizes acid waste water with alkali sludge without using a stirring power
05/2003
05/30/2003WO2003043942A1 Method and device for treating hydrophilic sludge by hydraulic turbulence effect combined with oxidation and chemical reactions by additive input
05/30/2003WO2003043939A2 Method and apparatus for the treatment of particulate biodegradable organic waste
05/28/2003EP1313556A1 Reuse of used cooking oil adsorbants
05/28/2003EP1313361A2 System and method for treatment of animal waste
05/28/2003EP1183213A4 Higher actives dispersion polymer to aid clarification, dewatering, and retention and drainage
05/28/2003DE20304220U1 Sewage drying apparatus comprises use of greenhouse solar power under moving gantry with rotary hoe
05/28/2003CN2552920Y Improved methance tank
05/28/2003CN2552919Y Oil-containing sludge treatment and utilization device
05/28/2003CN1420846A Method for treating aqueous effluents contg. peroxidized compounds
05/28/2003CN1419815A Method for vecovery of mud coated fabric produced from dung sewage mud for cultivation
05/28/2003CN1109660C Method and device for pneumatic press filtering dehydration of mud
05/27/2003US6569332 Integrated anaerobic digester system
05/27/2003US6568879 Process for the solvent extraction for the radiolysis and dehalogenation of halogenated organic compounds in soils, sludges, sediments and slurries
05/22/2003WO2003042465A1 Method and plant for purification of water
05/22/2003WO2003042117A1 Integrated anaerobic digester system
05/22/2003WO2003042104A1 High surface area incineration product
05/22/2003WO2003041878A1 Sifting screen
05/22/2003CA2465230A1 High surface area incineration product
05/22/2003CA2461395A1 Integrated anaerobic digester system
05/21/2003EP1311791A2 Method and apparatus for microwave utilization
05/21/2003EP1311614A1 Polymeric compositions for dewatering sewage sludges
05/21/2003EP1311459A1 Waste treatment process
05/21/2003EP0876209B1 Heavy metal removal agent containing a sulphur compound
05/21/2003CN1419099A Dryer
05/21/2003CN1418738A Method and equipment for pyrolysis and gasification treatment of solid wastes
05/21/2003CN1108995C Method for treating dross and greasy dirt
05/21/2003CN1108884C Method for treating domestic solid garbage as resource
05/20/2003US6565755 Sludge density measurement for controlling a sludge treatment stage
05/20/2003US6565744 Waste water cleaning system
05/15/2003WO2003040047A1 Incubation treatment of sludge for pathogen reduction prior to digestion
05/15/2003WO2003039714A1 Methods of using modified natural products as dewatering aids for fine particles
05/15/2003WO2003026768A3 Method and apparatus for processing wet material
05/15/2003WO2002083073A3 Cosmetic compositions containing water-soluble polymer complexes
05/15/2003US20030089151 Heating and drying to form stable, granular bio-mineral product for use as fertilizer, soil amendment, or as soil substitute
05/14/2003EP1310461A1 Method for treating organic waste water
05/14/2003EP1309828A1 Method for drying paste-like materials
05/14/2003EP1309517A1 Method for purifying waste water, and purification plant for carrying out said method
05/14/2003EP1144319B1 Sludge density measurement for controlling a sludge treatment stage
05/14/2003CN2550362Y Floating suction dredge
05/14/2003CN1416972A Fast and economic comprehensive city domestic refuse treating method
05/13/2003CA2298425C Process for the treatment of arsenic-containing sludge
05/08/2003WO2003038405A1 Improvements in materials handling and sampling
05/08/2003WO2003037507A1 Exhaust line for an internal combustion engine
05/08/2003US20030085172 Wastewater treatment method and apparatus
05/07/2003CN1416408A Method and appts. for reducing excessive mud
05/07/2003CN1415547A Technique and method for treating titanium tetrachloride slurry containing vanadium
05/06/2003US6558550 Grease trap waste; converted into biosolids (sludge) and water dischargeable to the environment; screening, grinding, pasteurizing, alkaline compound aids in dewatering, filter press, CO2 to precipitate out calcium, clarification
05/02/2003EP1306352A2 Assembly for drying sludge comprising a heating appliance within a conveying device
05/01/2003WO2003035823A1 A process for the anaerobic treatment of flowable and nonflowable organic waste
05/01/2003WO2003035558A2 Fixed-film anaerobic digestion of flushed manure
05/01/2003WO2003035554A2 Improved methods, processes and apparatus for bio-solids recycling and the product of bio-solids from such methods, processes and apparatus
05/01/2003US20030083204 Using a well treating fluid comprised of water and a water soluble polymer complex fluid loss control additive, such as a copolymer of acrylamido-2-methylpropane sulfonic acid formed in the presence of an ethoxylated hydroxyethyl cellulose
05/01/2003US20030082071 Method and apparatus for the disinfecting biosolids
05/01/2003US20030080053 Method for treating waste-activated sludge using elecroporation
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