Patents for A62D 101 - Harmful chemical substances made harmless, or less harmful, by effecting chemical change (5,283)
12/1998
12/17/1998WO1998056464A1 Method for treating residues resulting from the purification of garbage and/or industrial waste incineration fumes
12/16/1998EP0883585A1 Ash inerting method
12/16/1998EP0774134B1 Pressure reduction system and method
12/16/1998CN1202238A Apparatus, systems, compositions and methods for bioremediation of explosives
12/15/1998US5849985 Use of persulfate to destroy haloform
12/15/1998US5849984 Method and system for treating waste nitrocellulose
12/15/1998US5849201 Oxidation of aromatic hydrocarbons
12/10/1998WO1998055822A2 Process and device for bioremediation of explosives
12/09/1998EP0882729A2 Process for reducing the residual chloride concentration in copper containing solids
12/09/1998EP0881924A1 Waste stream treatment
12/09/1998EP0881923A1 BACTERIUM SPECIES COMAMONAS ACIDOVORANS P4a AND PROCESS FOR THE MICROBIAL DECONTAMINATION OF MATERIALS POLLUTED WITH PHENOXYACETIC ACID HERBICIDES
12/09/1998CN1201399A Method and apparatus to destroy chemical warfare agents
12/08/1998US5847353 Methods and apparatus for low NOx emissions during the production of electricity from waste treatment systems
12/08/1998US5846178 Stabilization of lead bearing waste
12/03/1998WO1998054107A1 Encapsulation of hazardous waste materials
12/03/1998WO1998054098A1 Oxidation of aromatic hydrocarbons
12/03/1998WO1998053884A1 Degradation of hazardous chemicals
12/03/1998WO1998053883A1 Microemulsion compositions
12/03/1998DE19740089C1 Hazardous material disposal, especially chemical munition disposal
12/02/1998EP0880378A1 Method and apparatus to destroy chemical warfare agents
12/02/1998EP0706427B1 In-situ remediation of contaminated heterogeneous soils
12/01/1998US5843288 Methods and apparatus for controlling toxic compounds using catalysis-assisted non-thermal plasma
11/1998
11/26/1998WO1998053463A2 Method for acid oxidation of radioactive, hazardous, and mixed organic waste materials
11/25/1998EP0813438B1 Feed processing employing dispersed molten droplets
11/24/1998US5840191 Process for the treatment of contaminated material
11/24/1998CA2099222C Process and apparatus for working up pyrotechnical material
11/19/1998DE19750546A1 Verfahren zur Konversion voll- und teilhalogenierter Kohlenwasserstoffe Complete the conversion process and some halogenated hydrocarbons
11/18/1998EP0878214A2 Process and apparatus for remedying polluted media
11/18/1998CN1199350A Method of oxidation
11/17/1998US5837149 Method for hot and supercritical water oxidation of material with addition of specific reactants
11/12/1998WO1998050113A1 Shower head with switching of spray mode
11/11/1998EP0876831A1 Process for electrochemical decomposition of organic pollutants
11/11/1998EP0876180A1 A method of oxidation
11/05/1998WO1998028043A3 BACTERIAL STRAIN CORYNEBACTERIUM. sp K2-17 AND METHOD FOR MICROBIAL DECONTAMINATION OF MATERIALS CONTAMINATED WITH PHENOXYALCANOIC ACID COMPOUNDS
11/04/1998EP0607420B1 Method for the detoxification of mustard gas, and sulfur-containing quaternary ammonium ionene polymers
11/04/1998CN1197685A Noxious component removal process and noxious component removal agent therefor
11/03/1998US5830328 Increased absorption of microwave radiation for elimination of contaminants in a carrier gas by exposure to plasma
11/03/1998CA2162385C In-situ remediaton of contaminated heterogeneous soils
10/1998
10/29/1998DE19717669A1 Reducing heavy metal content of biogenic organic substrate without combustion
10/28/1998EP0873184A1 Method and device for treating an aqueous solution
10/27/1998US5827574 Method of nonhazardous removal of paint containing heavy metals and coating preparation for performing the same
10/22/1998WO1998046063A2 System and method for disposal of hydrazine propellants and other energetic materials
10/21/1998EP0871520A1 Method for processing waste containing metal contaminants using a reducing agent
10/20/1998US5823220 Pressure reduction system and method
10/15/1998WO1998045377A1 Method and composition for removing coatings which contain hazardous elements
10/15/1998WO1998044992A1 Process for thermal destruction of hazardous materials
10/14/1998CN1195578A Oxidation processing method, and apparatus and process vessel using the method
10/14/1998CN1195564A Comprehensive utilization method of waste acid sludge
10/13/1998US5819673 Safe and efficient destruction to dispose of chemical warfare agents by spraying droplets, evaporation, and oxidation within a matrix bed at 1400 degrees f. inside a thermal oxidizer
10/07/1998EP0796143B1 Method for the chemical conversion of complex chemical structures under reducing conditions in a supercritical fluid
10/07/1998EP0771222B1 Electrochemical oxidation of matter
10/06/1998US5817288 Hydrohalogenation
10/01/1998DE19740383C1 Bacterial strains for decontamination of materials
10/01/1998DE19731027C1 Disposal of ammunition, poisons and chemicals
09/1998
09/29/1998US5814292 Comprehensive energy producing methods for aqueous phase oxidation
09/29/1998US5813969 Process for detoxicating noxious wastes
09/29/1998CA2134731C Method and plant for dealing with mercury-containing waste
09/23/1998EP0865591A1 Reactive waste deactivation facility and method
09/22/1998US5811752 Enhanced tunable plasma-melter vitrification systems
09/22/1998US5811631 Chemical reactor with heated surface for decomposing environmentally undesirable materials
09/22/1998US5810995 Disposal of organic materials encased in metal
09/22/1998US5810920 Waste is mixed with a treating agent containing solid acids and/or cement and a caking inhibitor, kneaded with water, solidified by curing; harmful metals stabilized in solidified cakes and not released
09/17/1998WO1998028045A3 Method for destroying energetic materials
09/16/1998EP0863781A1 Aqueous silicate compositions
09/15/1998US5807476 Method of removing sulfur compounds from sour crude oil and sour natural gas
09/15/1998CA2078260C Process for the production of disposible products from metal chlorides in a titanium dioxide chloride process
09/11/1998WO1998032473A3 Reduction of emissions of volatile compounds by additives
09/10/1998DE19708670A1 Use of peroxidase and manganese ions to decompose aromatic substances
09/08/1998US5803894 Process for preparing enviromentally stable products by the remediation of contaminated sediments and soils
09/03/1998DE19707914A1 Expresso brewing head unit
08/1998
08/27/1998DE19807356A1 Disposal of filter dust and flue gas purification residues from waste incineration plants
08/27/1998DE19707692A1 Rapid, complete decomposition of dicyandiamide in dilute aqueous solution
08/26/1998EP0860183A2 Noxious component removal process and noxious component removal agent therefor
08/26/1998EP0860182A2 Oxidation processing method, and apparatus and process vessel using the method
08/26/1998EP0859650A2 Process for decomposing stable organic pollutants
08/25/1998US5799257 Process for gamma ray induced degradation of polychlorinated biphenyls
08/25/1998US5798497 Tunable, self-powered integrated arc plasma-melter vitrification system for waste treatment and resource recovery
08/25/1998US5797992 Blending mixture of abrasive blasting material and calcium phosphate, abrasive blasting lead contaminated coating from surface, leaving in place to react and immobilize lead compounds
08/19/1998EP0858816A1 Process for treating explosives
08/12/1998EP0857193A1 Process for the confinement of solid materials
08/12/1998EP0682590B1 Process for recycling waste polymers
08/12/1998EP0490934B1 Method and apparatus for the controlled reduction of organic material
08/06/1998WO1998033607A1 Method of decomposing dioxins
08/06/1998WO1998019788A3 Method and apparatus for dissociating materials
08/04/1998US5788735 Plasma arc furnaces for pyrolysis and combustion, smelting of soils and forming slags
08/04/1998US5788623 Water pollution control
07/1998
07/30/1998WO1998032473A2 Reduction of emissions of volatile compounds by additives
07/30/1998DE19703711A1 Verminderung von Emissionen flüchtiger Verbindungen durch Additive Reduction of emissions of volatile compounds by additives
07/30/1998CA2278288A1 Reduction of emissions of volatile compounds by additives
07/29/1998EP0854898A1 Process and composition for soil remediation
07/29/1998EP0737086B1 Composition and process for reducing or preventing metal and acid contamination in rock drainage
07/16/1998WO1998030499A1 Detoxifying aluminum spent potliners
07/16/1998WO1998030076A1 Humic concentrate and process for its production, equipment for the electrochemical production of the humic concentrate, water purification process, process for the dehydration of viscous-flow fluids, process for the detoxification of organic compounds, process for the utilization of wastewater sediments, process for the fo
07/14/1998CA2079905C Removal of organochlorides
07/08/1998EP0851835A1 Method of processing fluorine-contaminated hydrochloric acid arising from waste treatment
07/08/1998EP0851780A2 Process for the transformation of halogenated refrigerant gases
07/08/1998EP0746384B1 Removal of heavy metals from fly ash and fume purification residues resulting from waste incineration
07/08/1998EP0688230A4 Method and system for detoxifying solid waste
07/07/1998US5777192 Method of decomposing polychlorodibenzo-p-dioxins and/or polychlorodibenzofurans
07/07/1998US5776426 Using caustic liquid and lime
1 ... 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 ... 53