| Patents for A62D 3 - Processes for making harmful chemical substances harmless, or less harmful, by effecting a chemical change in the substances (9,310) |
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| 10/05/1989 | DE3744765C1 Process and device for the controlled cracking of halogenated hydrocarbons which are present in waste products from the manufacture of workpieces, with environmentally sound processing of the cracked substances |
| 10/04/1989 | EP0335024A1 Immobilization of lead and cadmium in solid residues from the combustion of refuse using lime phosphate |
| 10/03/1989 | US4871673 Fixing to porous adsorptive carrier, applying to soil to decompose contaminants |
| 10/03/1989 | US4871526 Heterogeneous catalytic oxidation of organophosphonate esters |
| 09/27/1989 | EP0333985A2 Process for detoxifying a bottoms draw-off from a high temperature chlorination reactor |
| 09/26/1989 | US4869825 Polychlorinated biphenyls from soils, sediments and sludges |
| 09/26/1989 | US4869731 Process for the thermal decomposition of toxic refractory organic substances |
| 09/26/1989 | CA1260959A1 Conversion of halogenated toxic substances |
| 09/21/1989 | DE3843285A1 Verfahren zur schadlosen entsorgung toxischer haertereialtsalze Procedures for the safe disposal of toxic haertereialtsalze |
| 09/19/1989 | US4867796 Applying light absorbing agent; exposure to high-intensity flashes of broad-band light causes heating |
| 09/14/1989 | DE3807272A1 Process for the hydrocracking of carbon-containing wastes and biomass at high pressures |
| 09/12/1989 | US4865761 Compositions and method for control and clean-up of hazardous acidic spills |
| 09/05/1989 | US4863702 Vaporization, detoxification |
| 08/23/1989 | EP0329355A2 Machine element for use in liquid treating system |
| 08/22/1989 | US4859367 Waste solidification and disposal method |
| 08/22/1989 | US4859344 Using pumpable fly ash slurry |
| 08/22/1989 | CA1258682A1 Destroying halogen containing organic compounds |
| 08/10/1989 | DE3802884A1 Plant for removing ammonia from fly ash |
| 08/09/1989 | EP0326561A1 Process for immobilizing harmful substances in the ground or in ground-like materials. |
| 08/08/1989 | US4855083 Solidifying agent comprising slag dust from industrial waste, method of solidifying liquid organic halogenide and burning method for disposing of liquid organic halogenide |
| 08/03/1989 | DE3900268A1 Continuous process and device for the destruction of dioxins and furans in materials polluted therewith |
| 08/02/1989 | EP0325596A1 Hazardous waste reactor system. |
| 08/02/1989 | CN1034348A Method for waste disposal involving oxidation of elemental phosphorus |
| 08/01/1989 | US4853334 Method for the degradation of volatile chlorinated aliphatic hydrocarbons using pseudomonas fluorescens |
| 08/01/1989 | US4853040 Processes for decontaminating polluted substrates |
| 07/26/1989 | EP0324754A1 Process for dehalogenation of hydrocarbons. |
| 07/25/1989 | US4851600 Process for the destruction of waste by thermal processing |
| 07/20/1989 | DE3800616A1 Process for eliminating heavy metals from aged, alkaline waste solutions, solutions, sludges, suspensions and waste solids, with processing of heavy metals to give marketable products or for safe landfilling |
| 07/19/1989 | EP0324465A1 Process for the decontamination of soil contaminated with chromate |
| 07/18/1989 | US4849095 Process for hydrogenating a hydrocarbonaceous charge stock |
| 07/18/1989 | US4848238 Active element for combating, in particular, active armored targets |
| 07/13/1989 | WO1989006167A1 Asbestos decomposition |
| 07/13/1989 | DE3818777C1 Method for the non-destructive removal of salts from rocks, and device for implementing the method |
| 07/13/1989 | DE3744287A1 Arrangement and devices for gas removal and dechlorination of organic wastes |
| 07/06/1989 | DE3743818A1 Conversion of waste materials from dry or pseudo-dry desulphurisation plants based on lime into building materials for underground mining |
| 07/04/1989 | US4844807 Insitu hazardous waste treating apparatus and method of using same |
| 06/29/1989 | DE3742614A1 Process for reprocessing residues from the distillation of chlorosilanes |
| 06/27/1989 | US4843007 Aerobic treatment |
| 06/27/1989 | US4842746 Absorbing tabun, sarin, soman, lewisite or mustard agent on fuller's earth activated carbon, alumina or silica |
| 06/27/1989 | US4841998 Soil decontamination method |
| 06/27/1989 | EP0315672A4 A process for the removal of organic contaminants from solids and sediments. |
| 06/15/1989 | WO1989005172A1 Degradation of organochlorines |
| 06/14/1989 | EP0320140A1 Solidification and vapor mitigation of aldehyde spills |
| 06/13/1989 | US4839042 Immobilized reagent for the decontamination of halogenated organic compounds |
| 06/07/1989 | EP0319322A1 Reducing the quantity of polyhalogenated aromatic hydrocarbons in inert organic solvents |
| 06/01/1989 | WO1989004356A3 Improved process for eliminating hazardous substances from soils |
| 06/01/1989 | DE3807622C1 Process for the electrochemical breakdown of halogenated hydrocarbons or other not readily biodegradable halogenated compounds |
| 05/23/1989 | US4832806 Radiation for the selective destruction of toxic molecules on solid surfaces |
| 05/23/1989 | US4832751 Surface treated silicon rubber |
| 05/18/1989 | WO1989004356A2 Improved process for eliminating hazardous substances from soils |
| 05/18/1989 | WO1989004221A1 Soil decontamination method |
| 05/17/1989 | EP0315672A1 A process for the removal of organic contaminants from solids and sediments. |
| 05/09/1989 | US4828883 Asbestos contamination control method and formulas used therein |
| 04/26/1989 | EP0312793A1 Process for degrading difficultly degradable aromatics in contaminated soil, or wastes to be dumped, by means of microorganisms |
| 04/25/1989 | US4824956 Reductive dehalogenation of halogen compounds |
| 04/18/1989 | US4822582 Process for the removal of heavy metals from acid, phosphate-containing, aqueous media |
| 04/18/1989 | US4822379 Solid fuel composition from waste products |
| 04/13/1989 | DE3733551A1 Practice detoxification agent for practicing the decontamination of vehicles and equipment contaminated with chemical warfare substances |
| 04/12/1989 | EP0311325A2 Method of waste disposal involving oxidation of elemental phosphorus |
| 04/11/1989 | US4820328 Vitrification of asbestos waste |
| 04/11/1989 | US4819571 Process for the destruction of organic waste material |
| 04/11/1989 | CA1252269A1 Method and apparatus for disposal of toxic wastes by combustion |
| 04/06/1989 | WO1989002766A1 Method for stabilizing, solidifying and storing waste material |
| 04/05/1989 | EP0310005A1 Process for modifying the microbial cleansing of soil contaminated with hydrocarbons, in particular with mineral oils, by microbial oxidation |
| 04/05/1989 | CN1032109A Chemical process for destroying halogenated organic products |
| 04/04/1989 | USH625 Grout formulation for disposal of low-level and hazardous waste streams containing fluoride |
| 04/04/1989 | US4818368 Process for treating a temperature-sensitive hydrocarbanaceous stream containing a non-distillable component to produce a hydrogenated distillable hydrocarbonaceous product |
| 04/04/1989 | US4818355 Splitting benzene ring with glow discharge; detoxification, air pollution control |
| 04/04/1989 | US4818143 Asbestos decomposition |
| 03/30/1989 | DE3738264C1 Verbessertes Verfahren zur Entfernung von Schadstoffen aus Boeden An improved process for removing pollutants from soil |
| 03/29/1989 | EP0308669A1 Process for utilising a halogenated hydrocarbon-containing starting material |
| 03/28/1989 | US4816138 Hydrogenation to form hydrocarbons, hydrogen halides, ammonia, hydrogen sulfide, absorption |
| 03/15/1989 | EP0306540A1 Process and plant for producing energy from toxic wastes with simultaneous disposal of the latter |
| 03/09/1989 | WO1989001822A1 Improved autoclave for hazardous waste |
| 03/09/1989 | DE3828633A1 Process for the utilisation (valorisation) of starting material containing halogenated hydrocarbons |
| 03/09/1989 | DE3728787A1 Process for the disposal of residues formed in asbestos production |
| 03/08/1989 | EP0306398A1 Chemical process for the destruction of halogenated organic products |
| 03/08/1989 | EP0306301A1 Fluid purification |
| 03/08/1989 | CN1031515A Treatment of cyanide precipitates |
| 03/07/1989 | US4810365 Pollution control, reuse |
| 03/01/1989 | EP0305046A1 A method of decontaminating a location containing pyrophoric tetraatomic phosphorus contamination |
| 02/28/1989 | US4808198 Environmentally safe method for disposing of asbestos containing materials |
| 02/22/1989 | EP0303882A1 Process for removing hydrogen sulphide with transition metal 2-ethyl-hexanoate |
| 02/22/1989 | CN1031188A Method for non-pollution processing of halogenated organic compounds |
| 02/21/1989 | CA1250303A1 Process for the decomposition and decontamination of organic substances and halogenated toxic materials |
| 02/15/1989 | EP0303338A1 Method for non-polluting processing of halogenated organic compounds |
| 02/14/1989 | US4804779 Chemical detoxification of polychlorinated biphenyls (PCBS) |
| 02/14/1989 | US4804527 Using copper oxide on a porous support |
| 02/14/1989 | US4804479 Process for detoxifying a bottoms draw-off from a high temperature chlorination reactor |
| 02/09/1989 | WO1989000985A1 Degradation of organic chemicals with titanium ceramic membranes |
| 02/07/1989 | US4803166 Microorganism for degrading toxic waste materials |
| 02/07/1989 | US4803047 Method for neutralizing offensive chemicals |
| 02/07/1989 | US4802995 Method for decomposing the cyanide radical in cyanide-bearing wastes or materials |
| 02/07/1989 | US4802966 Electrodialysis of saturated solution of gypsum which also contains dissolved magnesium chloride and sulfate; desalting |
| 01/31/1989 | US4801384 Process for the removal of organic contaminants from soils and sedimenta |
| 01/11/1989 | EP0298951A1 Process and apparatus for treating impregnated wood or charcoal emitting poisonous substances at firing |
| 01/11/1989 | EP0298472A1 Process for workin-up chlorination residues |
| 01/10/1989 | US4797128 Method of and apparatus for cleaning garments and soft goods contaminated with nuclear, chemical and/or biological contaminants |
| 01/10/1989 | CA1248462A1 Method and arrangement for the selective removal of acid gases from a feed gas |
| 01/05/1989 | DE3720709A1 Method for destroying organic pollutants |