Patents for A62D 3 - Processes for making harmful chemical substances harmless, or less harmful, by effecting a chemical change in the substances (9,310)
01/1996
01/02/1996US5481064 Solidification in absorber material, incineration
01/02/1996US5481062 Method of destroying explosive substances
01/02/1996US5480579 Composition for dehalogenation and degradation of halogenated organic contaminants
01/02/1996US5480556 Trapping and sealing process
01/02/1996US5480524 Method and apparatus for removing undesirable chemical substances from gases, exhaust gases, vapors, and brines
12/1995
12/28/1995WO1995029917A3 Intermediates in pharmaceutical camptothecin preparation
12/27/1995EP0688742A1 Method for treatment of asbestos-cement products and environmentally friendly use thereof
12/27/1995EP0688241A1 Method and system for steam-reforming of liquid or slurry feed materials
12/27/1995EP0688230A1 Method and system for detoxifying solid waste
12/27/1995EP0688166A1 Proteinaceous oil spill dispersant
12/27/1995EP0517735B1 Process for stable operation of a plasmatron with steam as the plasma gas
12/26/1995US5478743 Microbially mediated degradation of nitrogen-containing phenol compounds by single bacterial isolates
12/26/1995US5478481 Method of treating water containing organic chlorine compounds
12/26/1995CA2152219A1 Process of treatment and environment-friendly utilization of asbestos-cement products
12/21/1995WO1995034379A1 Chromium catalyst and catalytic oxidation process
12/20/1995EP0687483A1 Process for the treatment and conditioning of solid or liquid effluents charged with heavy metals
12/20/1995EP0675864A4 Destruction of halide containing organics and solvent purification.
12/20/1995EP0494188B1 Oil treatment method
12/19/1995US5476992 Introducing material for treating contaminants; transmitting direct electric current through low permeability soil region causing electroosmotic flow; applying hydraulic gradient
12/19/1995US5476991 Refractory for containment of fluoride-rich salt melts
12/19/1995US5476990 Waste management facility
12/19/1995US5476987 Solvent extraction using sulfolane and 1,3-dimethylimidazolidinone
12/19/1995US5476975 Extraction of toxic organic contaminants from wood and photodegradation of toxic organic contaminants
12/19/1995US5476974 Cleaning compounds, drying
12/14/1995WO1995033524A1 Treatment of materials to remove contaminants
12/14/1995WO1995033523A1 Electrochemical oxidation of matter
12/14/1995WO1995033522A1 Process for the decontamination of materials containing halogenated hydrocarbons
12/14/1995DE4420400A1 Verfahren zur Dekontamination polychlorierte Biphenyle enthaltende Stoffe Decontamination procedures polychlorinated biphenyls containing substances
12/14/1995DE4420360A1 Conversion of organo-arsenic chemical warfare agent to useful cpds.
12/14/1995DE4419619A1 Thermochemical oxidn. of salt mixts. contg. cyanide
12/14/1995CA2192197A1 Process for the decontamination of materials containing halogenated hydrocarbons
12/13/1995EP0686614A2 Method for separating compounds in process streams
12/12/1995CA2006825C Method for the destruction of halogenated organic compounds in a contaminated medium
12/07/1995CA2140823A1 Aluminum smelting electrode destruction with molten salt
12/06/1995EP0684859A1 P 4?s 10? waste disposal method
11/1995
11/30/1995WO1995032174A1 Omega-hydrofluoroalkyl ethers, precursor carboxylic acids and derivatives thereof, and their preparation and application
11/30/1995WO1995032026A1 Apparatus and method for vitrifying hazardous waste
11/30/1995WO1995032025A1 Apparatus and method for vitrification of hazardous waste
11/30/1995WO1995031965A1 Physiologically acceptable emulsions containing perfluorocarbon ether hydrides and methods of use
11/30/1995CA2190116A1 Omega-hydrofluoroalkyl ethers, precursor carboxylic acids and derivatives thereof, and their preparation and application
11/29/1995EP0684087A1 Method of waste disposal
11/29/1995EP0684054A1 Method and apparatus for melting asbestos or astbestos containing material
11/29/1995CN1112449A Refractory for containment of fluoride-rich salt melts
11/28/1995US5470545 Corrin mediated degradation of organic nitrogen compounds
11/28/1995US5470544 Heat treatment and detoxification with circulation
11/22/1995EP0682957A1 Composition and process to form an impervious covering on a liquid emitting toxic vapors
11/22/1995EP0682590A1 Process and apparatus for recycling waste polymers
11/22/1995EP0581854B1 Process for immobilizing heavy metals in the soil
11/21/1995US5468261 Reversible transformation of hydrocarbons
11/18/1995CA2149487A1 Composition for forming an airtight cover over a liquid emitting toxic fumes, and process for implementing such composition
11/16/1995WO1995030781A2 Method of removing chloride ion or a compound thereof from a surface contaminated therewith
11/16/1995WO1995028475A3 Biological isolates for degrading nitroaromatics and nitramines in water and soils
11/16/1995DE4416914A1 Heavy metal extraction and recovery using biomass as adsorbent, followed
11/16/1995DE4416875A1 Temporary immobilisation of loose solid materials
11/16/1995DE4416851A1 Safe disposal of asbestos
11/16/1995DE4416850A1 Decontamination of vehicle surfaces in chemical warfare
11/15/1995EP0682100A1 Suppression of carbonaceous deposits in a process for hydrotreating an organic feedstock containing unstable olefinic compounds
11/15/1995EP0523164B1 Removal of organochlorides
11/14/1995US5466600 Use of carbon monoxide dehydrogenase for bioremediation of toxic compounds
11/09/1995WO1995029919A1 Preparation of a camptothecin derivative by intramolecular cyclisation
11/09/1995WO1995029917A2 Intermediates in pharmaceutical camptothecin preparation
11/07/1995US5464771 Biologically pure culture of Actinomyces viscosus strain used for the bioremediation of chlorinated hydrocarbons
11/02/1995WO1995028993A1 Method of decomposing halogenated aromatic compound with alkaline substance
11/02/1995EP0679434A2 Apparatus and method for decomposition of chemical compounds
11/02/1995EP0679412A1 Degradable polymers
11/02/1995EP0679411A1 Process for decontaminating solid materials contaminated by poly-chlorinated dibenzodioxines and dibenzofurans
11/02/1995DE4414469A1 Process and appts. for immobilisation of soil, sludge or dust contaminated with a wide range of harmful materials, esp hydrocarbons
11/02/1995DE4414446A1 Simultaneous desorbing and disposal of combustible hazardous substances
11/02/1995DE4414405A1 Decontamination of solid materials contaminated with halogenated organic cpds.
11/02/1995DE4414404A1 Decontamination of solids, e.g. fly ash from a waste incineration process
10/1995
10/31/1995US5463169 Process for destroying pyrotechnic material
10/31/1995US5462656 Cutting oil treatment apparatus
10/31/1995US5462607 Removing hydrocarbon and coke deposits by circulation of aqueous cleaning solution containing nonionic surfactant, protease, amylase, lipase or hydrolase enzymes, for cleaning oil refinery pipes and equipment
10/30/1995CA2144578A1 Apparatus and method for decomposition of chemical compounds
10/26/1995WO1995028475A2 Biological isolates for degrading nitroaromatics and nitramines in water and soils
10/26/1995DE4446211C1 Verfahren und Anlage zur Aufbereitung kampfstoffvergifteter Wässer Method and apparatus for processing water kampfstoffvergifteter
10/26/1995DE4437345A1 Decontamination of porous waste materials, esp. plaster work covering walls
10/26/1995DE4414286A1 Method for bonding oils and gasoline on e.g. water surfaces or soil
10/26/1995DE4414261A1 Decontamination of solids contg. heavy metals and/or organics
10/26/1995DE4413850A1 Removing bulk oil or oil from surfaces
10/25/1995CN1110866A Method of decompoing halogenated aromatic compound
10/24/1995US5460792 Removal and destruction of halogenated organic and hydrocarbon compounds with porous carbonaceous materials
10/19/1995WO1995027679A1 Iron oxide/magnesium oxide composites and method for destruction of chlorinated hydrocarbons using such composites
10/18/1995EP0677305A1 Process for the preparation of SO3-mist formation from oleum
10/17/1995US5459065 Process for the degradation of coal tar and its constituents by Phanerochaete chrysosporium
10/13/1995WO1994007088A1 Waste processing
10/12/1995WO1995026933A1 Process for stabilizing metals in ash
10/12/1995DE4412237A1 Decontaminating old wood impregnated with wood protective agent contg. e.g. poly:cyclic aromatic hydrocarbons or heavy metals
10/11/1995EP0676221A1 Dried catalytic systems for decomposition of organic hydroperoxides
10/11/1995EP0675864A1 Destruction of halide containing organics and solvent purification
10/11/1995EP0675753A1 Method of treating contaminated media in dust form
10/11/1995EP0675748A1 Process for the chemical decomposition of halogenated organic compounds.
10/10/1995US5457269 Oxidizing enhancement electron beam process and apparatus for contaminant treatment
10/10/1995US5457268 Selective oxidation catalysts for halogenated organics
10/10/1995US5457265 With an iodine solution in presence of an iodide and a thiosulfate
10/10/1995US5457043 For treating wastewater polluted with dye
10/10/1995CA2078859C Method of decomposing polyamide type high polymer compounds
10/10/1995CA1337242C Process for the detoxification of steel plant wastes
10/05/1995WO1995026127A2 Method of treating plastic waste
10/05/1995CA2146316A1 Metal-ligand catalyzed decomposition of organic hydroperoxides
1 ... 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 ... 94