Patents for A62D 101 - Harmful chemical substances made harmless, or less harmful, by effecting chemical change (5,283)
03/1984
03/28/1984EP0103819A1 Process for treating chlorination residues
03/27/1984US4438706 Procedure and equipment for destroying waste by plasma technique
03/06/1984US4435379 Reaction with metal oxides
03/01/1984WO1984000694A1 Process for neutralizing irritating substances and poisonous gas
02/1984
02/22/1984EP0101083A1 Process for neutralising irritants and toxic gases and for preparations suitable for carrying out the process
02/21/1984US4432344 Method and apparatus for solar destruction of toxic and hazardous materials
02/08/1984EP0099951A1 Process for dehalogenation of organic halides
12/1983
12/20/1983CA1159010A1 Method for disposal of chemical waste
11/1983
11/30/1983EP0095045A1 Decontaminating liquid
11/29/1983US4417977 Removal of PCBS and other halogenated organic compounds from organic fluids
11/08/1983CA1156449A1 Method of destruction of polychlorinated biphenyls
10/1983
10/18/1983US4410422 Method for removing polyhalogenated hydrocarbons from nonpolar organic solvent solutions
10/18/1983US4410402 Degradation of halogenated carbon compounds
08/1983
08/30/1983US4400936 Method of PCB disposal and apparatus therefor
08/23/1983US4400566 Catalyst mixture of a nickel compound and a triarylphosphine
08/23/1983US4400552 Reaction product of alkali metal hydroxide, a polyglycol or monoalkyl ether thereof and oxygen
08/02/1983CA1151191A1 Chemical detoxification of toxic chlorinated aromatic compounds
07/1983
07/19/1983CA1150309A1 Reagent and method for decomposing halogenated organic compounds
05/1983
05/24/1983US4385077 Coatings for reduction of hemolytic activity
05/10/1983US4382865 Treatment of reducible halohydrocarbon containing aqueous stream
04/1983
04/12/1983US4379752 Method for destruction of polyhalogenated biphenyls
04/12/1983US4379746 Method of destruction of polychlorinated biphenyls
03/1983
03/22/1983US4377471 Method for removing polychlorinated biphenyls from transformer oil
03/08/1983CA1142551A1 Process for treating a chlorinated biphenyl compound
01/1983
01/26/1983EP0070789A2 Method of destroying compounds based on organic materials containing sulphur and/or halogens and/or toxic metals, and applications of said method
01/11/1983CA1139092A1 Photooxidation by exposure to visible light
12/1982
12/07/1982CA1136830A1 Conversion of extraction residues originating from phosphoric acid decontamination to solid deposition products
12/01/1982EP0065865A1 Method for disposal of chemical waste
10/1982
10/19/1982US4354942 Stabilization of mercury in mercury-containing materials
10/12/1982US4353793 Method for removing polyhalogenated hydrocarbons from nonpolar organic solvent solutions
09/1982
09/28/1982US4351978 Method for the disposal of polychlorinated biphenyls
09/28/1982US4351718 Method for removing polyhalogenated hydrocarbons from nonpolar organic solvent solutions
09/16/1982WO1982003025A1 Improved method for decomposition of halogenated organic compounds
09/15/1982EP0060089A1 Improved method for decomposition of halogenated organic compounds
08/1982
08/31/1982CA1130537A1 Preparation of both magnesium sulphate and chloride from spent acids neutralization
08/24/1982US4345983 Adsorption of chlorinated hydrocarbons microwave treatment followed by oxidation
07/1982
07/20/1982US4340471 System and apparatus for the continuous destruction and removal of polychlorinated biphenyls from fluids
07/07/1982EP0055476A1 Degradation of halogenated carbon compounds
06/1982
06/29/1982US4337368 Reagent and method for decomposing halogenated organic compounds
06/24/1982WO1982002001A1 Waste disposal
04/1982
04/27/1982US4327027 Chemical detoxification of toxic chlorinated aromatic compounds
04/20/1982US4326090 Naphthylsodium
03/1982
03/24/1982EP0011631B1 Dehalogenation of halogenated compounds
02/1982
02/03/1982EP0044991A1 Process and device for the pyrolytic destruction of organic substances that contain halogens and/or phosphor
12/1981
12/15/1981CA1114533A1 Process for neutralising spent nitric-fluorhydric acids
12/01/1981US4303477 Process for the pyrolysis of waste materials
11/1981
11/17/1981CA1112426A1 Disposal of pcb
09/1981
09/01/1981US4287038 By irradiating the compounds to decompose the 2,3,7,8-tetrachlorodibenzo-p-dioxin contaminant
08/1981
08/18/1981US4284516 Process for the removal of low level (ppm) halogenated contaminants
07/1981
07/21/1981US4279876 Conversion of extraction residues originating from phosphoric acid decontamination to solid deposition products
07/14/1981CA1104971A1 Dehalogenation of halogenated compounds
01/1981
01/20/1981US4246255 Disposal of PCB
01/14/1981EP0022214A1 Process and installation for pyrolysis of waste material
01/07/1981EP0021294A1 Chemical detoxification of toxic chlorinated aromatic compounds
01/06/1981CA1092844A1 3-pyridyl-oxy-alkanecarboxylic acid amides
11/1980
11/04/1980US4231822 Slurrying in water the organic explosive and a reducing agent such as acetaldehyde, citric acid or glucose
10/1980
10/29/1980EP0017741A1 Process for converting residues from the purification of phosphoric acid by extraction into solid waste products suitable for deposition
10/28/1980US4230053 Method of disposing of toxic substances
10/16/1980WO1980002116A1 Disposal of pcb
08/1980
08/26/1980US4219419 Treatment of reducible hydrocarbon containing aqueous stream
07/1980
07/01/1980US4210460 Spill control composition and use thereof
07/01/1980CA1080618A1 Method of detoxicating phosphide containing pesticides
06/1980
06/25/1980EP0012162A1 A method for the treatment of reducible hydrocarbon-containing aqueous streams
06/24/1980US4209335 Method and composition, including particular additive for hydraulic cement, for fixing waste matter
06/11/1980EP0011631A1 Dehalogenation of halogenated compounds.
05/1980
05/06/1980CA1077176A1 Process for neutralizing waste sulfuric acids
02/1980
02/19/1980US4189329 Halogen-containing plastic refuse treatment
12/1979
12/25/1979US4180557 Method for detoxifying phosphide containing pesticides
10/1979
10/18/1979WO1979000835A1 Dehalogenation of halogenated compounds
07/1979
07/31/1979US4162948 Method of dehalogenating halogenated hydrocarbon to yield elemental halogen
07/03/1979CA1057728A1 Spill control composition and use thereof
05/1979
05/15/1979US4154607 Process for disposal of sodium sludge
05/01/1979CA1053811A1 Sludge treating process
03/1979
03/13/1979US4144152 Dehalogenation of halogenated compounds
01/1978
01/10/1978US4067725 3-Pyridyl-oxy-alkanecarboxylic acid amides
10/1977
10/11/1977US4053401 Sludge treating process
08/1977
08/16/1977US4042502 Detoxification of cyanides and cyanide-containing solutions
08/02/1977US4039611 Method for treating residues, left over after the gas release, of pest control agents that contain earth metal phosphides and/or alkaline earth metal phosphides
05/1977
05/10/1977US4022795 Method for dehalogenating aromatic compounds
04/1976
04/27/1976US3953570 Process for the treatment of carburizing salt wastes
04/20/1976US3951797 Photooxidative destruction of organic wastes
04/20/1976US3951790 Thiuram polysulfide heavy metal remover
03/1976
03/23/1976US3945919 Process for the environmentally favorable destruction of solid and/or liquid cyanide waste
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