Patents for C02F 11 - Treatment of sludge; Devices therefor (21,423)
03/1996
03/13/1996EP0700875A2 Method and apparatus for continuous solubilizing of organic compounds of a flowable material containing insoluble inorganic compounds
03/07/1996WO1996006805A1 Method of drying of sludge
03/07/1996WO1996006804A1 Method for dewatering sludges
03/07/1996DE4431272A1 Recovery of hydro-carbons from oil and paint sludges free of chlorinated material by distn.
03/07/1996CA2198241A1 Method for dewatering sludges
03/06/1996EP0699633A2 Solidification and pneumatic transportation equipment for soft mud
02/1996
02/28/1996EP0698579A2 Apparatus and method for treatment of waste water and/or exhaust gases containing fluorine and surface active agents
02/28/1996EP0698480A1 Dewatering apparatus of filter belt type
02/28/1996EP0698005A1 Device and method for the composting and wet-fermentation of biological waste
02/22/1996WO1996005146A1 A method of stabilizing slurries
02/22/1996WO1996005145A2 Disposal of waste from olive oil production
02/22/1996WO1996005003A1 Method of decontaminating contaminated material and devices therefor
02/22/1996DE4429346A1 Prodn. of bonding material contg. soil from dewatered sewage
02/22/1996CA2195448A1 A method of stabilizing slurries
02/20/1996US5492624 Feeding waste to autothermal aerobic digestion reactor to produce biomass and clear decant, contacting portion of biomass with oxidizing agent to produce oxidized effluent, returning to reactor
02/20/1996US5491968 Combustion system and method for power generation
02/15/1996WO1996004598A1 Pressure reduction system and method
02/08/1996DE4427844C1 Cooling arrangement for a deep shaft sludge oxidn. reactor
02/08/1996DE4422277C1 Mixing of polymer soln. into turbular or laminar flow
02/07/1996EP0695224A1 Compositions and methods for waste treatment
02/06/1996CA2025716C Apparatus for the treatment of filter sludge consisting predominantly of diatomite and method of operating same
02/01/1996WO1996002471A1 Turbulent flow cold-wall reactor
02/01/1996WO1996002470A1 Wet oxidation system
01/1996
01/31/1996EP0694611A2 Cozynebacterium sp. J1, method for biodegradation of aromatic compounds and/or chlorinated organic compounds, and method for environmental remediation using it
01/31/1996EP0569558B1 Evaporating plant for processing sludges
01/23/1996US5485728 Efficient utilization of chlorine and moisture-containing fuels
01/18/1996WO1996001232A1 Facility for drying mud
01/18/1996DE4427843C1 Deep shaft reactor for wet oxidn. of sludge
01/17/1996EP0692458A1 Treatment of mud and waste containing sulphates and heavy metals by sulphate-reducing bacteria and lactobacilli
01/11/1996DE4425856A1 Recovering kieselguhr from brewery effluent sludge
01/10/1996EP0691151A2 Filtration device for waste liquids
01/10/1996EP0681603A4 Solid waste disposal process and apparatus.
01/09/1996US5482528 Fertilizers
01/03/1996EP0690026A2 Method for filtering and dewatering of sewage sludge
01/03/1996EP0690025A2 Process for treating photographic waste solution
01/03/1996EP0689868A1 Reactor for high temperature, elevated pressure, corrosive reactions
01/02/1996US5480539 Arrangement for reducing the moisture content of sludge
01/02/1996CA2009512C Pozzolanic mixture for stabilizing landfill leachate
12/1995
12/30/1995CA2138194A1 Reactor for high temperature, elevated pressure, corrosive reactions
12/27/1995EP0553183B1 A method of treating and using waste products
12/19/1995US5476142 Flexible contaminant-resistant grout composition and method
12/14/1995WO1995033697A1 Dewatering of suspensions
12/14/1995WO1995033695A1 Buoyant, swirlable substrate material for biotechnological processes
12/14/1995WO1995033693A1 Method and apparatus to remove inorganic scale from a supercritical water oxidation reactor
12/14/1995DE19515488C1 Conversion of sewage sludge to fertiliser or soil improver
12/14/1995CA2190126A1 Method and apparatus to remove inorganic scale from a supercritical water oxidation reactor
12/13/1995EP0686605A1 Process for purification of organically polluted waste waters
12/13/1995EP0686427A1 Catalyst for processing waste water, production method thereof, and method of processing waste water using the catalyst
12/12/1995US5474686 Sludge treating process and apparatus
12/07/1995WO1995032816A1 Method and apparatus for the decontamination of products containing heavy metal
12/07/1995CA2191320A1 Method and apparatus for the decontamination of products containing heavy metal
12/06/1995EP0685432A1 Buoyant fluidisable carrier material for biotechnological processes
11/1995
11/30/1995WO1995032264A1 A combined pyrolysing gasifier and method of its operation
11/30/1995WO1995032159A1 Filtering plant, in particular for reducing the water content of sludges
11/30/1995WO1995032158A1 Method and device for anaerobic breakdown of organic waste
11/30/1995DE4435379C1 Quicklime treatment of contaminated sludge
11/30/1995DE4418673A1 Sludge drying
11/29/1995CN1112523A Sludge dehydrating press and method for treating sludge
11/28/1995US5470481 Method and apparatus for recovering wash water from pulp and paper mill effluent
11/28/1995US5470472 Rotary drum filter with reciprocating nozzle means
11/23/1995WO1995031409A1 Rotary drum filter apparatus
11/22/1995EP0683359A2 Dried sludge melting furnace
11/22/1995EP0683144A1 Process and installation for dehydrating liquid effluents by composting
11/21/1995CA2149796A1 Method and an installation for dehydrating liquid effluent by composting
11/21/1995CA2124111A1 Integrated ethanol production and cattle feedlot system
11/16/1995WO1995030627A1 Process for treating a medium containing organic constituents
11/16/1995DE4417012A1 Prodn. of soil-like landfill capping material
11/16/1995DE4416297A1 Water extraction from sludge
11/16/1995DE19515489A1 Conversion of sewage sludge to fertiliser or soil improver
11/16/1995CA2189472A1 Process for treating a medium containing organic constituents
11/15/1995EP0681603A1 Solid waste disposal process and apparatus
11/14/1995US5466383 Heating in absence of oxygen, gasification by injecting steam
11/09/1995DE4415949A1 Clarified sludge mechanical dehydration useful for enriching prod.
11/08/1995EP0680936A1 Method for processing sewage sludge
11/08/1995EP0680931A1 Process for treating a medium containing organic constituents
11/07/1995US5464513 Method and apparatus for water decontamination using electrical discharge
11/07/1995US5463819 Dehydration treatment apparatus for sludge
11/02/1995EP0679612A1 Installation for the treatment of heterogenous wastes in an autoclave by means of wet oxidation
11/02/1995DE4414469A1 Process and appts. for immobilisation of soil, sludge or dust contaminated with a wide range of harmful materials, esp hydrocarbons
11/02/1995DE19506986A1 Mobile filtering tank for pressure regulation of loading or unloading
10/1995
10/31/1995US5462672 Diluting sludge with water to desired specific gravity, then flocculation, filtration and dehydration
10/31/1995US5462661 Solid-liquid separator for sludge
10/31/1995CA1337481C Process and apparatus for separating organic contaminants from contaminated inert materials
10/31/1995CA1337457C Process for treating organic material
10/26/1995WO1995028356A1 Dewatering of wet particulate material
10/26/1995DE4419280C1 Treatment of sewage sludge
10/26/1995DE4414745C1 Prodn. of coarse ceramic tiles
10/26/1995DE4414261A1 Decontamination of solids contg. heavy metals and/or organics
10/26/1995CA2188304A1 Dewatering of wet particulate material
10/24/1995US5461648 Supercritical water oxidation reactor with a corrosion-resistant lining
10/24/1995US5460744 Lime, activated sludge and anaerobic slugde, diatomaceous earth or zeolite, photosynthesis bacteria solution
10/24/1995US5460732 Measuring carbon dioxide, adding alkalinity to maintain ph at 7 or higher
10/24/1995US5460195 Device for washing metal-containing sludges
10/17/1995US5458786 Method for dewatering fine coal
10/17/1995CA1337359C Waste treatment
10/12/1995WO1995026933A1 Process for stabilizing metals in ash
10/12/1995WO1995026929A1 Method and apparatus for treating waste water streams
10/12/1995CA2185786A1 Method and apparatus for treating waste water streams
10/11/1995EP0676385A2 Method and apparatus for composting organic matters having high water content
10/11/1995EP0675982A1 Method of disposing of excess sludge.