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| Number | Title | Issue Date |
| 8029750 | Process and device for removal of exhaust gases The invention relates to a process as well as a device for removal of exhaust gas (7) that contains oxidizable pollutants. The exhaust gas (7) that contains oxidizable pollutants is introduced at a suitable location (a) into a flue gas system (K) that ... | 10/04/2011 |
| 7993611 | Method of preparing ceramic powders using ammonium oxalate Wet-chemical methods involving the use of water-soluble hydrolytically stable metal-ion chelate precursors and an ammonium oxalate precipitant can be used in a coprecipitation procedure for the preparation of ceramic powders. Both the precursor solution and the ammo... | 08/09/2011 |
| 7985388 | Process for making nano-sized and micro-sized precipitate particles There is disclosed a process of making nano-sized or micro-sized precipitate particles. The process comprising the steps of mixing, in a reaction zone, a metal salt solution with a precipitant solution to form a precipitate, said precipitate being at least one of a ... | 07/26/2011 |
| 7914755 | Method of preparing ceramic powders using chelate precursors Wet-chemical methods involving the use of water-soluble hydrolytically stable metal-ion chelate precursors and the use of a nonmetal-ion-containing strong base can be used in a coprecipitation procedure for the preparation of ceramic powders. Examples of the precipi... | 03/29/2011 |
| 7850933 | Nanoparticles, methods of making, and applications using same Methods for forming nanoparticles under commercially attractive conditions. The nanoparticles can have very small size and high degree of monodispersity. Low temperature sintering is possible, and highly conductive films can be made. Semiconducting and electrolumine... | 12/14/2010 |
| 7670575 | Method and device for treating anode slime The method and furnace according to the invention enable a continuous processing of anode slime and are particularly suited to be connected to a process where anode slime is treated by hydrometallurgic methods after roasting. In the method according to the invention... | 03/02/2010 |
| 7585474 | Ternary oxide nanostructures and methods of making same A single crystalline ternary nanostructure having the formula AxByOz, wherein x ranges from 0.25 to 24, and y ranges from 1.5 to 40, and wherein A and B are independently selected from the group consisting of Ag, Al, As, Au, B, Ba, B... | 09/08/2009 |
| 7547425 | Cold-walled vessel process for compounding, homogenizing and consolidating semiconductor compounds A method is provided for compounding, homogenizing and consolidating compounds. In one embodiment, the charge components are mixed in a controlled addition process, then the newly-formed compound is heated to become totally molten, followed by a rapid quench at room... | 06/16/2009 |
| 7531149 | Synthetic control of metal oxide nanocrystal sizes and shapes A general, reproducible, and simple synthetic method that employs readily available chemicals permits control of the size, shape, and size distribution of metal oxide nanocrystals. The synthesis entails reacting a metal fatty acid salt, the corresponding fatty acid,... | 05/12/2009 |
| 7527771 | Dissolving metal particles from supported catalyst using ultrasonic energy, solvent and etchant A sample preparation method for characterization of nanoparticles embedded in the supports of heterogeneous catalysts, with improved particle dispersion, is introduced. The supported catalyst is first ground or milled into fine powder. Then, the powder is mixed into... | 05/05/2009 |
| 7435405 | Anti-oxidation method for sulfide minerals in sulfide ore By suppressing oxidation of sulfide minerals in sulfide ore due to bacteria or the like, this invention prevents the elution of heavy metals from the sulfide ore, and reduces the decrease in flotation performance when processing sulfide ore that is stored in a stock... | 10/14/2008 |
| 7427382 | Cold-walled vessel process for compounding, homogenizing and consolidating semiconductor compounds A method is provided for compounding, homogenizing and consolidating compounds. In one embodiment, the charge components are mixed in a controlled addition process, then the newly-formed compound is heated to become totally molten, followed by a rapid quench at room... | 09/23/2008 |
| 7335259 | Growth of single crystal nanowires The present invention provides nanowires which are substantially straight and substantially free of nanoparticles and methods for making the same The nanowires can be made by seeded approaches, wherein nanocrystals bound to a substrate are used to promote growth of ... | 02/26/2008 |
| 7329301 | Silver nanoparticles made in solvent This invention relates to a composition of matter comprising associated predominantly silver nanoparticles, and a method of making the nanoparticles. It further relates to articles comprising the nanoparticles. ... | 02/12/2008 |
| 7323189 | Liquid and low melting coatings for stents A method for forming liquid coatings for medical devices such as stents and angioplasty balloons is provided. The liquid coatings can be made from biodegradable materials in liquid, low melting solid, or wax forms, which preferably degrade in the body without produc... | 01/29/2008 |
| 7318899 | Method of separating isotopes A process in which isotopes of the same element belonging to the alkaline earth metals, transition elements and heavy metals having an atomic mass of less than 209, in particular lanthanide metals, are separated in an aqueous medium by treating an aqueous medium. | 01/15/2008 |
| 7316644 | Method for preparing particles of radioactive powder containing Cesium-131 for use in brachytherapy sources The present invention provides a method of preparing Cesium-131 (Cs-131) as a dispersed radioisotope. Uses of the dispersed Cs-131 prepared by the method include cancer research and treatment, such as for the use in brachytherapy. Cs-131 is particularly useful in th... | 01/08/2008 |
| 7311842 | Lignocellulose-based anion-adsorbing medium (LAM) and process for making and using same for the selective removal of phosphate and arsenic anionic contaminants from aqueous solutions A lignocellulose-based anion-adsorbing medium (LAM) and process for making and using same for selectively removing phosphates and arsenic contaminants from aqueous solutions is disclosed. Making the LAM comprises (a) dissociating cations such as Fe and Al, from thei... | 12/25/2007 |
| 7300663 | Adhesion and sealing of tissue with compositions containing polyfunctional crosslinking agents and protein polymers Proteinaceous polymers having repetitive units from naturally occurring structural proteins are employed as backbones for functionalities for crosslinking to provide strongly adherent tissue adhesives and sealants. Particularly, block copolymers of elastin and fibro... | 11/27/2007 |
| 7288324 | Synthesis of tetragonal phase stabilized nano and submicron sized nanoparticles Novel, monodispersed, spherical ZrO2 particles in the size range of approximately 10 to approximately 600 nm exhibiting metastable tetragonal crystal structure at room temperature and novel methods of preparation. The ZrO2 particles are approxi... | 10/30/2007 |
| 7265254 | Waste processing method, waste processing system, integrated waste processing method, and integrated waste processing system Chlorine-containing waste is processed inside a heating device, an alkali metal compound and a calcium compound are given into the heating device while the temperature of a solid phase inside the heating device is maintained at 400 to 1500° C., chlorine that is con... | 09/04/2007 |
| 7258745 | Method for fabricating hafnia films The present invention comprises a method for fabricating hafnia film comprising the steps of providing a substrate having a surface that allows formation of a self-assembled monolayer thereon via covalent bonding; providing an aqueous solution that provides homogene... | 08/21/2007 |
| H2198 | Multi-stage pyrolysis systems for treating chlorine contaminated wastes A method of decontaminating solids contaminated with chlorinated hydrocarbons includes a first step of heating the contaminated solids at a temperature high enough to volatize chlorine contaminates but below a temperature range favorable to the formation of the diox... | 08/07/2007 |
| 7246719 | Adjustable storage rack for a vending machine A vending machine includes at least one width-adjustable storage rack, the storage rack having a fixed wall and a movable wall connected to the fixed wall by at least one connecting link; and an adjustment mechanism constructed and adapted to position the movable wa... | 07/24/2007 |
| 7247291 | Nano sized sulfide compounds of cerium and a process for the preparation thereof The present invention relates to nano sized sulfide compounds of cerium and a process for the preparation thereof. More particularly, the present invention provides novel nano sized particles of cerium sulfide as well as a novel process for the preparation of nano s... | 07/24/2007 |
| 7238331 | Process for producing nano-powders and powders of nano-particle loose aggregate The present invention discloses a process for producing nano-powders and powders of nano-particle loose aggregate, which includes: (a) providing at least two reactant solutions A and B capable of rapidly reacting to form deposits; (b) supplying the at least two reac... | 07/03/2007 |
| 7211230 | Process for producing nanometer grade powders The present invention discloses a process for producing nanometer powders, comprising the following steps: (a) providing reactant solution A and reactant solution B that can rapidly react to form precipitate; (b) continuously adding said solution A and solution B in... | 05/01/2007 |
| 7204971 | Shaped microcomponents via reactive conversion of biologically-derived microtemplates The present invention is focused on a revolutionary, low-cost (highly-scaleable) approach for the mass production of three-dimensional microcomponents: the biological reproduction of naturally-derived, biocatalytically-derived, and/or genetically-tailored three-dime... | 04/17/2007 |
| 7176417 | Apparatuses and methods for resistively heating a thermal processing system A resistive heater having a doped ceramic heating element embedded either partially or completely within a matrix of undoped ceramic material. The ceramic may be silicon carbide, and the dopant may be nitrogen. Many of the advantages of the present heater stern from... | 02/13/2007 |
| 7172741 | Method for reprocessing spent nuclear fuel It is an object to increase a reprocessing speed of spent nuclear fuel and to obtain uranium having a high purity and a plutonium mixture reusable as it is at a low cost through a simple procedure. The spent nuclear fuel 1 is subjected to fluorination ... | 02/06/2007 |
| 7160525 | Monodisperse noble metal nanocrystals Nanoparticle compositions of noble metals, and methods of making them, are described. The nanoparticle compositions are made by reacting a salt or complex of a noble metal, such as Au, Ag, Cu or Pt, with a weak ligand, and a reducing agent, in a single liquid phase.... | 01/09/2007 |
| 7156894 | Method for recovering metal values from concentrates of sulfide minerals A method of recovering precious metal values from refractory sulfide ores is provided. The method includes the steps of separating clays and fines from a crushed refractory sulfide ore, forming a heap from the refractory sulfide ore, producing a concentrate of refra... | 01/02/2007 |
| 7128840 | Ultrasound enhanced process for extracting metal species in supercritical fluids Improved methods for the extraction or dissolution of metals, metalloids or their oxides, especially lanthanides, actinides, uranium or their oxides, into supercritical solvents containing an extractant are disclosed. The disclosed embodiments specifically include e... | 10/31/2006 |
| 7105051 | High quality colloidal nanocrystals and methods of preparing the same in non-coordinating solvents The present invention provides substantially monodisperse colloidal nanocrystals and new preparative methods for the synthesis of substantially monodisperse colloidal nanocrystals. These synthetic methods afford the ability to tune nanocrystal size and size distribu... | 09/12/2006 |
| 7094374 | Method for manufacturing ceramic balls for water treatment A method for manufacturing ceramic bails for water treatment capable of exerting microbicidal activity in water and solution is provided. The method includes producing a first composition by dissolving borax (Na2B4O7.10H2O... | 08/22/2006 |
| 7067104 | Shaped microcomponent via reactive conversion of biologically-derived microtemplates The present invention is focused on a revolutionary, low-cost (highly-scaleable) approach for the mass production of three-dimensional microcomponents: the biological reproduction of naturally-derived, biocatalytically-derived, and/or genetically-tailored three-dime... | 06/27/2006 |
| 6932851 | Methods for the preparation of metallic alloy nanoparticles and compositions thereof A method of producing metal alloy nanoparticles comprising forming a cyanosol by reacting a mixture of a chlorometallate complex and a cyanometallate complex, spin-coating the mixture onto a substrate to form a film, and sintering the film to form metal alloy nanopa... | 08/23/2005 |
| 6932857 | Multi-stage collector and method of operation A multi-stage collector of the type used to collect particles from industrial gas. The collector can contain multiple narrow and wide zones formed by a plurality of parallel corrugated plates. Contained in the narrow zones can be elongated electrodes with sharp lead... | 08/23/2005 |
| 6926753 | Non-biochemical method to heap leach copper concentrates A procedure to agglutinate ore concentrations, which can be of copper, on a gravel heap, to be leached on a non-flooded bed which comprises: artificially adhering the concentrate to the surface of a solid material base, which can be an artificial material, or a ston... | 08/09/2005 |
| 6911570 | Method for fixating sludges and soils contaminated with mercury and other heavy metals The invention relates to a method, composition and apparatus for stabilizing mercury and other heavy metals present in a particulate material such that the metals will not leach from the particulate material. The method generally involves the application of a metal ... | 06/28/2005 |
