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Class Information
Number: 588/315
Name: Hazardous or toxic waste destruction or containment > Processes for making harmful chemical substances harmless, or less harmful, by effecting a chemical change in the substances (epo/ jpo) > By reacting with chemical agents (epo/jpo) > By chemical fixing the harmful substance, e.g., by chelation or complexation (epo/jpo)
Description: Process wherein the reaction results in a chemical fixing of the harmful chemical substance.










Patents under this class:
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Patent Number Title Of Patent Date Issued
8692049 Process and apparatus for the annihilation of harmful waste containing polychlorinated hydrocarbons Apr. 8, 2014
8685157 Composition and method for stabilizing environmentally-harmful substances; use of non-ferrous metal salts and oxides to stabilize environmentally-harmful substances with caustic magnesium oxid Apr. 1, 2014
8674163 DNA hybrids and environment cleaning system employing DNA hybrids Mar. 18, 2014
8658850 Method of detoxifying a harmful compound Feb. 25, 2014
8541640 Process for the destruction of toxic residues via oxidation in presence of water and oxygen and continuous mobile unit to treat hazardous compounds Sep. 24, 2013
8530719 Zirconium hydroxide for decontaminating toxic agents Sep. 10, 2013
8480924 Compositions, methods, and systems for reducing contamination Jul. 9, 2013
8440791 Thimerosal removal device May. 14, 2013
8354567 Destruction of mixed radioactive waste by catalyzed chemical oxidation Jan. 15, 2013
8263819 Method for manufacturing a metallic hydroxide and oxide powder which is self-dispersing in water, powder and aqueous dispersion obtained, uses thereof Sep. 11, 2012
8178470 Adducts of amines and polycarboxylic acids, and filter media comprising such adducts May. 15, 2012
8178742 Method for in situ reclamation of an area contaminated by organic compounds May. 15, 2012
8163668 Inorganic electrolyte setting agent capable of rendering heavy metal ion nonhazardous and method of treatment for utilization as resource therewith Apr. 24, 2012
8148594 Process for treating radioactive waste water to prevent overloading demineralizer systems Apr. 3, 2012
8067660 Method and system for restraining a chemical discharge Nov. 29, 2011
8043399 Process for rapid microwave-enhanced detoxification of CCA-treated wood Oct. 25, 2011
8013204 Use of partly prehydrated lime for separating a solid matter/liquid mixture, method for treating sludge and purified sludge obtained by said method Sep. 6, 2011
7947861 Methods of removing a constituent from a feed stream using adsorption media May. 24, 2011
7897831 Method for solidifying high moisture sludge, solidified sludge therefrom Mar. 1, 2011
7829754 Method of cleaning heavy metals-containing soil Nov. 9, 2010
7767872 Thimerosal removal device Aug. 3, 2010
7736291 Method for stabilization of heavy metals and odor control with dicalcium phosphate dihydrate powder Jun. 15, 2010
7662081 Apparatus, composition, and methods to remediate an acid and/or liquid spill Feb. 16, 2010
7662294 Method for reducing organic contamination Feb. 16, 2010
7662759 Decontamination formulation with additive for enhanced mold remediation Feb. 16, 2010
7582682 Removal of PCB and other halogenated organic contaminants found in ex situ structures Sep. 1, 2009
7470330 Method for dissolving oilfield scale Dec. 30, 2008
7396974 Oxidation using a non-enzymatic free radical system mediated by redox cycling chelators Jul. 8, 2008
7378037 Organotin compound treatment May. 27, 2008
7314512 Treatment of surfaces to stabilize heavy metals Jan. 1, 2008
7297318 Method of removing heavy metals from silicate sources during silicate manufacturing Nov. 20, 2007
7282470 Decontamination formulation with sorbent additive Oct. 16, 2007
7276468 Granulated decontamination formulations Oct. 2, 2007
7276640 Metal oxide nanoparticles for smoke clearing and fire suppression Oct. 2, 2007
7273962 Compositions and methods for removing heavy metals from contaminated samples using membranes provided with purified metallothionein (MT) proteins Sep. 25, 2007
7271137 Decontamination formulations for disinfection and sterilization Sep. 18, 2007
7204660 Humic mineral reagent and method for the production thereof, method for rehabilitating polluted soils, method for detoxification of wastes of extracted and processed mineral products and recul Apr. 17, 2007
7201885 Method of removing heavy metals from silicate sources during silicate manufacturing Apr. 10, 2007
7160526 Process for detoxification of CCA-treated wood Jan. 9, 2007
7135605 Metal binding proteins and associated methods Nov. 14, 2006
7056061 Remediation of contaminates including low bioavailability hydrocarbons Jun. 6, 2006
6984769 Treatment of surfaces to stabilize heavy metals Jan. 10, 2006
6727400 Deactivation of toxic chemical agents Apr. 27, 2004
6623211 Remediation of contaminates including low bioavailability hydrocarbons Sep. 23, 2003
6554888 Stabilization of coal wastes and coal combustion byproducts Apr. 29, 2003
6521809 Treatment of organic materials Feb. 18, 2003
6476287 Sulfite treatment of spent industrial wastes Nov. 5, 2002
6423199 Electrochemical ion exchange using carbollide systems Jul. 23, 2002
6336772 Detoxification of soil Jan. 8, 2002
6242663 Powerful reductant for decontamination of groundwater and surface streams Jun. 5, 2001

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