Patents for A62D 101 - Harmful chemical substances made harmless, or less harmful, by effecting chemical change (5,283)
12/1986
12/30/1986US4632742 Process for the decomposition and decontamination of organic substances and halogenated toxic materials
12/30/1986CA1216008A1 Treatment of scrap lining material from aluminium reduction cells
12/23/1986US4631183 Reducing halogenated substances with alkali carbonates and bicarbonates
12/17/1986EP0204910A1 Process for the chemical-thermal decomposition of halogenated hydrocarbons
11/1986
11/18/1986US4623448 Removing halogenated polyphenyl materials from used oil products
11/06/1986WO1986006297A1 Apparatus and method of decontaminating hydrocarbons containing pcb
10/1986
10/29/1986EP0199554A1 Removal of halogen from halogenated compounds
10/29/1986EP0198949A1 A proces and installation for destroying hazardous wastes
10/23/1986WO1986006010A1 Method for decontaminating soil
10/22/1986EP0198232A1 Process for the reductive dehalogenation of halogenated compounds
10/21/1986US4618686 Includes polychlorinated biphenyls and dibenzo-p-dioxins; palladium catalyst and phypophosphite
09/1986
09/16/1986US4612404 Process for treatment of fluids contaminated with polychlorinated biphenyls
09/12/1986WO1986005122A1 Method of decontaminating hydrocarbons containing pcb
07/1986
07/30/1986EP0189062A2 Method for converting heavy metal-containing residues into solid matter which can be dumped
07/30/1986EP0188718A1 Process for the chemical-thermal decomposition of higher halogenated hydrocarbons
07/30/1986EP0188507A1 A method for neutralizing waste sulfuric acid by adding a silicate.
07/29/1986US4602994 Removal of PCBs and other halogenated organic compounds from organic fluids
07/29/1986US4602574 Destruction of toxic organic chemicals
07/22/1986US4601817 Dehalogenation with sodium-copper-lead alloy
07/22/1986CA1208241A1 Process for the work-up of residues of chlorination
06/1986
06/11/1986EP0184342A1 Destroying halogen containing organic compounds
06/10/1986US4594239 Method for neutralizing offensive chemicals
06/10/1986CA1205615A1 Iron chloride waste treatment in molten salt
06/03/1986US4592844 Heating anhydrous solution; melting sodium; salt formation
05/1986
05/27/1986US4591443 Oxidizing contaminats with hydrogen peroxide and a hydratable polymeric compound
05/22/1986WO1986002847A1 Destruction of toxic chemicals
05/20/1986US4590261 With hypochlorite compound
05/14/1986EP0181211A2 Method for decontaminating a permeable subterranean formation
05/14/1986EP0181210A2 Stimulation of biooxidation processes in subterranean formations
05/13/1986US4588506 Stimulation of biooxidation processes in subterranean formations
04/1986
04/29/1986US4585533 Removal of halogen from polyhalogenated compounds by electrolysis
04/16/1986EP0178001A1 Process for cleaning of waste materials by refining and/or elimination of biologically Difficult to degrade halogen-, nitrogen- and/or sulfur compounds
04/15/1986US4582004 Electric arc heater process and apparatus for the decomposition of hazardous materials
04/08/1986US4581442 Process for destruction of toxic organic chemicals and the resultant inert polymer by-product
04/08/1986US4581130 Treatment of hazardous materials
03/1986
03/26/1986EP0175406A1 Process for the destruction of waste by thermal processing
03/18/1986US4576651 Treatment of scrap lining material from aluminium reduction cells
03/18/1986CA1201865A1 Photodecontamination
03/11/1986US4574714 Injection into a melt of molten metal or metal oxides
03/04/1986US4574013 Method for decontaminating soil
03/04/1986CA1201283A1 Method for reducing the content of halogenated aromatics in hydrocarbon solutions
02/1986
02/12/1986EP0170714A1 Destruction of polychlorinated biphenyls and other hazardous halogenated hydrocarbons
01/1986
01/16/1986WO1986000288A1 A method for neutralizing waste sulfuric acid by adding a silicate
01/08/1986EP0166934A1 Removal of polyhalogenated biphenyls from organic liquids
12/1985
12/31/1985US4561969 Solution of oxidizing acid and a lanthanide oxide sulfate
11/1985
11/13/1985EP0160668A1 Method for reducing content of halogenated aromatics in hydrocarbon solutions.
11/12/1985US4552667 Destruction of organic hazardous wastes
11/05/1985US4551553 Decomposition of hydroperoxides in the presence of homogeneous binary catalysts
10/1985
10/30/1985EP0159366A1 Process for converting chlorinated hydrocarbons and metal oxides to oxides of carbon and metal chlorides
10/15/1985US4547350 Abatement of indoor pollutants
09/1985
09/10/1985US4540837 Process for the work-up of residues of chlorination
09/10/1985CA1193072A1 Destruction of halogen-containing materials
09/04/1985EP0153329A1 Process for eliminating polychlorinated bi-phenyls from oils
08/1985
08/20/1985US4536034 Froming insoluble phosphate precipitates
07/1985
07/30/1985US4532113 Treating with limestone in molten bath of calcium chloride hydrate
07/30/1985US4532028 Heating under agitation with nonaqueous alkaline reactant in sulfoxide solvent
07/30/1985CA1191159A1 Method for decomposition of halogenated organic compounds
07/16/1985US4529489 Laser photochemical decomposition of compounds containing R--O--P moiety (chemical agents)
07/16/1985CA1190501A1 Removal of pcbs and other halogenated organic compounds from organic fluids
07/02/1985US4526677 Contacting liquid containing polyhalogenated biphenyls with combustable carbon absorbent
06/1985
06/11/1985US4523043 Reagent and method for decomposing organosulfur compounds
05/1985
05/28/1985US4520072 Dissolving a coloring substance in solvent and absorption on carrier
05/15/1985EP0140999A1 Removal of halogenated organic compounds from organic fluids
05/09/1985WO1985001955A1 Method for reducing content of halogenated aromatics in hydrocarbon solutions
04/1985
04/30/1985US4514307 Method of stabilizing organic waste
04/30/1985US4514294 Adding metallic sodium to hydrocarbon
04/30/1985CA1186357A1 Procedure and equipment for destroying waste by applying plasma technique
04/09/1985US4509434 Procedure and equipment for destroying waste by plasma technique
04/09/1985CA1185265A1 Process for dehalogenation of organic halides
04/02/1985US4508697 Less than stoichiometric amount
03/1985
03/27/1985EP0135043A1 A continuous decontamination-decomposition process for treating halogenated organic compounds and toxid substances
02/1985
02/28/1985WO1985000826A1 Process for eliminating polychlorinated bi-phenyls from oils
02/05/1985US4497782 Reaction with molten alkali metal hydroxide and alkali metal nitrate
01/1985
01/29/1985CA1181771A1 Process for dehalogenation of organic halides
12/1984
12/19/1984EP0128689A1 Iron chloride waste treatment in molten salt
11/1984
11/21/1984EP0125383A2 Destruction of halogen-containing materials
11/13/1984US4481891 Apparatus for rendering PCB virulence-free
10/1984
10/16/1984US4477357 Detoxification of substances by utilization of ultrasonic energy
10/16/1984US4477354 Destruction of polychlorinated biphenyls during solvent distillation
09/1984
09/25/1984CA1174806A1 Method for removing polyhalogenated hydro-carbons from nonpolar organic solvent solutions
09/19/1984EP0118858A1 Process for the decomposition and decontamination of organic substances and halogenated toxic materials
09/11/1984US4471143 Alkali metal polyether compounds
09/05/1984EP0117761A2 Treatment of scrap lining material from aluminium reduction cells
09/04/1984US4469661 Dehalogenation with molten aluminum
08/1984
08/22/1984EP0116423A1 Residue treatment
08/14/1984US4465590 Mixing with liquid sodium under inert gases
08/14/1984CA1172659A1 Method for removing polyhalogenated hydrocarbons from nonpolar organic solvent solutions
08/07/1984US4464351 Process for the thermal destruction of solid metable halogenated waste with resultant production of hydrogen halide therefrom
07/1984
07/04/1984EP0026201B1 Disposal of pcb
06/1984
06/26/1984CA1169883A1 Method for destruction of polyhalogenated biphenyls
06/20/1984EP0111081A1 Process for the pyrolysis of waste materials
06/12/1984CA1169098A1 Destruction of pcb's
05/1984
05/08/1984US4447667 Process for the dehalogenation of organic compounds
05/08/1984US4447262 Destruction of halogen-containing materials
05/02/1984EP0107404A1 Removal of halogenated organic compounds from organic fluids
05/02/1984EP0106970A1 Extraction of halogenated hydrocarbons from aqueous solutions using phosphine oxides on inert supports as the extractant
05/01/1984CA1166654A1 Method of pcb disposal and apparatus therefor
04/1984
04/18/1984EP0105743A1 Process for removing chemical substances from porous substrates
04/18/1984EP0105742A1 Method and composition for removing organic coatings from substrates
04/03/1984CA1164631A1 System and apparatus for the continuous destruction and removal of polychlorinated biphenyls from fluids
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