Patents
Patents for B09B 3 - Destroying solid waste or transforming solid waste into something useful or harmless (21,440)
03/1991
03/21/1991WO1991003515A1 Polymer recycling by selective dissolution
03/21/1991WO1991003281A1 Method and apparatus for the controlled reduction of organic material
03/20/1991EP0418010A2 Disposal of spent vanadium pentoxide catalysts by vitrification
03/20/1991EP0417881A1 Method of sealing permeable unconsolidated materials
03/20/1991EP0417705A1 Method and system for aqueous sewage sludge disposal
03/20/1991EP0417520A1 Method and apparatus for the pollution-free disposal of environment-detrimental residues
03/20/1991EP0417238A1 Silicon-containing environment-protective agent adsorbing radioactive metal isotopes and toxic heavy metals and a pharmaceutical composition containing same.
03/19/1991CA2023727A1 Disposal of empty containers
03/19/1991CA1281553C Electrothermal preparation and refining process of metals derived from scrap,and related installation
03/15/1991CA2001589A1 Handling method for delivering baled solid waste to a balefill
03/14/1991DE4026320A1 Verfahren zur reinigung und aufbereitung von verunreinigtem gut Process for cleaning and treatment of contaminated well
03/14/1991DE3929666A1 Recovering foam insulation materials - by compressing foam under tight vacuum, drawing off, cooling, liquefying and collecting fluoro:chloro:hydrocarbon(s) and removing cake
03/12/1991US4998675 Solid waste processing unit
03/07/1991WO1991002565A1 Process for purifying and processing contaminated materials
03/05/1991US4997711 Press molding combustion; pollution control
03/05/1991US4997357 Apparatus for treatment of power station residues
03/05/1991CA1280901C Pretreatment of solid wastes, and wastes to be compacted, for introduction into underground salt cavities or salt caverns via a downpipeunder the force of gravity
02/1991
02/28/1991DE3938464A1 Cleaning contaminated solid materials - by mixing with washing fluid contg. chemical agent which dissolves contaminants and then adding biological agent
02/27/1991EP0414653A1 Method of disposing of wastes containing heavy metal compounds
02/27/1991EP0414439A2 Conversion of plastics
02/27/1991EP0413947A1 Method and device for cleaning soils, contaminated by pollutants
02/27/1991CN2071989U Light pulling type hydraulic press for pressing waste metal into block
02/26/1991US4995916 Solubilizing phenolic filter in aqueous solution of nitric acid, separating filter from housing
02/26/1991US4995914 Conveying wastes from hermetically sealed removal zone to collection tanks; wetting, depressurization, filtration
02/26/1991US4995780 Handling method for delivering baled solid waste to a balefill
02/26/1991CA1280558C Composition to encapsulate toxic metal and/or organic pollutants from wastes
02/22/1991WO1991002638A1 A method for removing, condensing and collecting propellants from foam materials and other materials for which the method is suitable in an environmentally friendly manner
02/22/1991CA2064909A1 Method for removing, condensing and collecting propellants from foam materials and other materials for which the method is suitable in an environmentally friendly manner
02/22/1991CA2023597A1 Method of disposing of wastes containing heavy metal compounds
02/21/1991DE3927443A1 Disposing of dangerous waste prods. - by dumping after mixing with thermoplastic or similar material to prevent e.g. release of dangerous particles or other hazards
02/21/1991DE3926996A1 Disposal of domestic refuse - by mixing it with slurry, then drying and subsequently burning mixture
02/20/1991CA2022470A1 Synthetic resin compacting apparatus
02/14/1991DE3926762A1 Refuse delivery to incineration system - with preparation in two or more parallel lines and delivery to intermediate hopper for batching
02/12/1991US4992217 Apparatus and method for sterilizing, destroying and encapsulating medical implement wastes
02/09/1991WO1991001823A1 Method for treating residual lime sludge
02/09/1991CA2060187A1 Method for treating residual lime sludge
02/07/1991WO1991001185A1 Process and device for utilizing paint shop residues, etc.
02/07/1991DE3924565A1 Prepn. of zeolite f from power plant waste - with alkali under defined conditions of molar ratios, temp. and duration
02/07/1991DE3924564A1 Prepn. of zeolite from power plant waste - with alkali under defined conditions of molar ratios, temp, and duration
02/05/1991US4990244 Recycling the components of used single use human waste collecting and/or absorbing products
02/01/1991CA2022365A1 Apparatus for reducing the volume of synthetic resin
01/1991
01/31/1991DE3923971A1 Wire recovery from used tyres - uses deep cooling and hammering to liberate wire for size sorting
01/30/1991EP0410889A1 Process and apparatus for treating glass waste or mineral fibres for recovery
01/30/1991EP0410306A2 Process and apparatus for the sterilisation of waste, especially hospital waste
01/30/1991CN1048823A Portrait producing method by the bone ash of the dead
01/27/1991CA2021735A1 Process and device for recoverable glass or numeral fiber wastes
01/27/1991CA2021647A1 Method and apparatus for the sterilization of refuse, in particular hospital refuse
01/24/1991DE3924312A1 Verfahren und vorrichtung zur verwertung von reststoffen aus lackierereien etc. Method and apparatus for recovery of residual materials from paint shops etc.
01/23/1991EP0323482B1 Process for purifying polluted materials and use of the product thus obtained
01/22/1991WO1991001392A1 Method of removing ions
01/22/1991US4986197 Apparatus for using hazardous waste to form non hazardous aggregate
01/22/1991CA2064224A1 Method of removing ions
01/16/1991EP0407546A1 Process for consolidating and sealing old refuse dumps.
01/16/1991EP0407404A1 A method for the break-down and recycling of solid urban waste by anaerobic fermentation.
01/13/1991WO1991000900A1 Cleanup of oily wastes
01/13/1991CA2072376A1 Cleanup of oily wastes
01/10/1991DE3922310A1 Using waste from sugar beet - by processing to desulphurise chimney gas giving prod. suitable as improver for acidified soil
01/09/1991EP0406287A1 A method for incineration of refuse
01/08/1991US4983782 Liquids phase hydrogenation
01/03/1991DE3920768A1 Vitrifier for waterless solid toxic waste prods.
01/03/1991DE3919995A1 Recycling scrap plastics into sheeting - by mixing primarily ground thermoplastic waste with universal chemical modifier and glass fabric before processing into continuous sheet
01/02/1991EP0405478A1 Melting disposal method of sludge
01/02/1991EP0405211A1 Device for the process of transforming solid, extensive dry waste products into a glaseous form
01/02/1991CN2068431U Wet productive shaper for waste residue of plant
01/01/1991US4981394 Landfill
12/1990
12/30/1990WO1991000123A1 Mineralogical conversion of asbestos waste
12/27/1990WO1990015960A1 Methods and apparatus for cryogenic removal of solid materials
12/27/1990WO1990015642A1 Improved method and products for treating asbestos
12/27/1990EP0403784A2 Method and device for disposal of contaminated rubble
12/25/1990US4980092 Method for the destruction of chemically stable waste
12/25/1990US4980030 Heating to volatilize solvent and cure paint resin; collecting solids; removal
12/19/1990EP0402746A1 Process for the recycling of muddy or dusty accumulated special waste
12/18/1990US4977837 Process and apparatus for reducing heavy metal toxicity in fly ash from solid waste incineration
12/13/1990WO1990015287A1 Process and device for the heat treatment of gasified material
12/12/1990EP0401885A1 Process for the reuse of solid waste by means of conglobation in thermoplastic resins
12/12/1990EP0401810A1 Process for the chemical-thermal destruction of halogenated hydrocarbons
12/12/1990EP0401460A1 A method and apparatus for disposing waste
12/12/1990EP0401409A1 Method for the disposal of sewage sludge
12/12/1990EP0377718A4 Incineration residue treatment process and apparatus
12/12/1990EP0290488A4 Treatment of waste and a rotary kiln therefor
12/12/1990CN1047663A Method and apparatus for heat processing glass batch materials
12/11/1990US4976862 Process for extraction and recovery of blowing agents from polymeric foams
12/11/1990CA1277622C Apparatus and method for confining and decontaminating soil
12/10/1990WO1990015419A1 Apparatus and method for verifiably sterilizing, destroying and encapsulating regulated medical waste
12/05/1990EP0400925A2 Process and apparatus for melting contaminated metalliferous scrap material
12/01/1990WO1990014899A1 Process for manufacturing clinkers
12/01/1990CA2033342A1 Process for manufacturing clinkers
11/1990
11/29/1990WO1990014130A1 Filled plastic
11/29/1990EP0363429A4 Process for chemical stabilization of heavy metal bearing dusts and sludges, such as eaf dust.
11/29/1990DE3917129A1 Pollution-free waste treatment - involving hydrocracking of synthetic organic waste
11/28/1990EP0399035A1 Method of removing arsenic and/or other amphoteric elements from sludge and solid waste materials.
11/28/1990EP0398889A1 Degradation of organochlorines
11/28/1990EP0324754B1 Process for dehalogenation of hydrocarbons
11/27/1990US4973196 Process for the intermediate sealing of dumps
11/22/1990EP0398410A1 Process for immobilizing environmentally noxious metals and organic substances
11/22/1990EP0398298A1 Method for transforming surplus mud from purification processes for civil and/or industrial recycled water into inert substances and plant for the realisation of this method
11/22/1990EP0397971A2 Method and plant for the non-pollutant recycling of refrigerators with foam parts, containing fluorocarbons, in particular polyurethane
11/22/1990DE3915656A1 Asbestos fibre dust binding - using combination of calcium chloride soln. and calcium chloride paste
11/20/1990US4970971 System of and apparatus for sanitizing waste material
11/15/1990WO1990013488A1 In-situ polymeric membrane for cavity sealing and mitigating transport of liquid hazardous materials