Did You Know...
...that Thomas Edison's patent application on his phonograph was approved by the Patent Office in just seven weeks? In contrast, it took Gordon Gould, the inventor of the laser, 30 years to obtain his patent -- finally awarded in 1988!
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| Number | Title | Issue Date |
| 8187359 | Granulated metallic iron superior in rust resistance and method for producing the same An object of the present invention is to provide a method for producing granulated metallic iron superior in rust resistance. Another object of the present invention is to provide a method for producing such granulated metallic iron. In the method, the granulated me... | 05/29/2012 |
| 8187396 | Method of making a self-expanding stent A method of making a self-expanding stent includes disposing a stent comprising a shape memory alloy about an inflatable body, and applying a coolant to a surface of the stent. The inflatable body is inflated to radially expand the stent to an expanded diameter from... | 05/29/2012 |
| 8187358 | Apparatus and method for clean, rapidly solidified alloys One non-limiting embodiment of an apparatus for forming an alloy powder or preform includes a melting assembly, an atomizing assembly, and a field generating assembly, and a collector. The melting assembly produces at least one of a stream of a molten alloy and a se... | 05/29/2012 |
| 8182574 | Metal fine particles, composition containing the same, and production method for producing metal fine particles The present invention provides metal fine particles which have selective wavelength absorption characteristics in a wavelength region from visible light to near infrared light, and have sharp absorption characteristics, and influences little the surrounding waveleng... | 05/22/2012 |
| 8182575 | Producing method of direct reduced iron A producing method of direct reduced iron includes the steps of: drying an oxidized iron raw material selected from a group including iron ore and iron-making dust generated in an iron-making process to have a predetermined moisture content; mixing the oxidized iron... | 05/22/2012 |
| 8177920 | Grain-oriented electrical steel sheet and process for producing the same The present invention provides a grain-oriented electrical steel sheet produced by a method for promoting secondary recrystallization without an inhibitor, the grain-oriented electrical steel sheet including 2.0% or more and 4.5% or less of Si and 0.01% or more and ... | 05/15/2012 |
| 8177927 | Method of making shape memory alloy articles with improved fatigue performance A method of making articles made of shape memory alloys having improved fatigue performance and to methods of treating articles formed from shape memory alloy materials by pre-straining the articles (or desired portions of the articles) in a controlled manner so tha... | 05/15/2012 |
| 8177880 | System and method of producing metallic iron A hearth furnace 10 for producing metallic iron material has a furnace housing 11 with a drying/preheat zone 12 capable of providing a drying/preheat atmosphere for reducible material, a conversion zone 13 capable of providing a reducing ... | 05/15/2012 |
| 8177881 | Method for extracting and separating rare earth elements Solvent extraction from an aqueous phase containing first and second rare earth elements is carried out by contacting an organic phase containing a diglycolamic acid as an extractant and a hydrocarbon or a low-polar alcohol as a solvent, with the aqueous phase below... | 05/15/2012 |
| 8177879 | Arc start material for electroslag remelting of superalloy and arc starting method employing the arc start material This arc start material for electroslag remelting comprises an aggregate of curled turning chips of superalloy. This arc starting method for electroslag remelting comprises starting electroslag remelting by generating an arc between a primary ingot electrode includi... | 05/15/2012 |
| 8177926 | Amorphous Fe100-a-bPaMb alloy foil and method for its preparation Amorphous Fe100-a-bPaMb foil, preferably in the form of a free-standing foil, process for its production by electrodeposition or electroforming of an aqueous plating solution, and its uses as a constitutive element of a transformer, ... | 05/15/2012 |
| 8177882 | Process for recovering metals and metal compounds from mined ore and other metal-bearing raw source materials A method for selectively recovering a metal from mined ore and other metal-bearing raw source materials is disclosed. The method involves mixing with an aqueous medium a metal-bearing ore and/or other raw source material containing a first metal in an insoluble form... | 05/15/2012 |
| 8173065 | Method, system and apparatus for a takeout holder and insert The present invention provides an apparatus, system and method for handling glass containers that has a takeout jaw assembly with a base with a first side, a second side and a groove. The groove extends from the first side to the second side and is adapted to fit an... | 05/08/2012 |
| 8167973 | Microwave-assisted synthesis of carbon and carbon-metal composites from lignin, tannin and asphalt derivatives A process for synthesizing carbon-metal nanocomposites. In one embodiment, the process includes the steps of preparing a metal derivative or a metal chelated derivative of a carbon-containing precursor in solid form, and subjecting the metal derivative or metal chel... | 05/01/2012 |
| 8167974 | Terephthalic acid purge filtration rate by controlling % water in filter feed slurry The process relates improving the recovery of a metal catalyst from an oxidizer purge stream produced in the synthesis of carboxylic acid, typically terephthalic acid, while utilizing pressure filtration. ... | 05/01/2012 |
| 8168008 | Martensitic stainless steel pipe A martensitic stainless steel pipe having a heat-affected zone with high resistance to intergranular stress corrosion cracking is provided. In particular, the martensitic stainless steel pipe contains less than 0.0100% of C; less than 0.0100% of N; 10% to 14% of Cr;... | 05/01/2012 |
| 8168015 | Direct quench heat treatment for aluminum alloy castings A heat treatment method for the direct quench of aluminum alloy castings is presented. An aluminum alloy casting can be heated to the solutionizing temperature. The temperature can be maintained for a period of time sufficient to dissolve the hardening elements into... | 05/01/2012 |
| 8167972 | Process for producing metal nanoparticle and metal nanoparticle produced by the process The present invention has an object of providing a single-stage production method that enables the production of ultra fine metal nanoparticles and ordered alloy nanoparticles within solution. The production method includes irradiating a solution of a salt or... | 05/01/2012 |
| 8168118 | Powder metallurgy sputtering targets and methods of producing same A method of forming a sputtering target and other metal articles having controlled oxygen and nitrogen content levels and the articles so formed are described. The method includes surface-nitriding a deoxidized metal powder and further includes consolidating the pow... | 05/01/2012 |
| 8167970 | Method for purifying Al-Ti-B alloy melt A method for purifying Al—Ti—B) alloy melt includes putting and melting industrial aluminum ingot in an electromagnetic induction smelting furnace, the melt of Al being covered by a high-temperature covering agent, and its temperature up to at about 670˜900° C... | 05/01/2012 |
| 8163109 | High-density hafnium-based metallic glass alloys that include six or more elements A class of high-density bulk metallic glass hafnium-based alloys, having copper, nickel, aluminum, tin, and titanium or niobium as alloying elements is disclosed. This class includes alloys having higher densities and a higher reduced glass-transition temperature th... | 04/24/2012 |
| 8163112 | Method of fabricating a uranium-bearing foil Methods of fabricating a uranium-bearing foil are described. The foil may be substantially pure uranium, or may be a uranium alloy such as a uranium-molybdenum alloy. The method typically includes a series of hot rolling operations on a cast plate material to form a... | 04/24/2012 |
| 8163062 | Method for operating a hearth furnace A method for operating a hearth furnace encompassing a furnace chamber heated by at least one burner, including: a) introducing metal-containing material into the hearth furnace, b) melting the metal-containing material in a first melting phase until a melting bath ... | 04/24/2012 |
| 8157886 | Bulk synthesis of nanoporous palladium and platinum powders Disclosed is a method for providing nanoporous palladium and platinum powders. These materials were synthesized on milligram to gram scales by chemical reduction of tetrahalo-complexes with ascorbate in a concentrated aqueous surfactant at temperatures between −20... | 04/17/2012 |
| 8157884 | Method for the continuous or discontinuous extraction of a metal or several metals from a slag that contains the metal or a compound of the metal The invention concerns a method for the continuous or discontinuous extraction of a metal or several metals from a slag that contains the metal or a compound of the metal, in which the liquefied metal-containing slag is heated in a primary or secondary smelting unit... | 04/17/2012 |
| 8157887 | Metal recovery system A thermal system for separating out co-mingled metals in almost pure form, the system including a tunnel kiln having temperature zones through which the co-mingled metals are conveyed and progressively heated until at least one metal of the co-mingled metals melts t... | 04/17/2012 |
| 8157888 | Process for producing molten iron A high purity of molten iron is produced efficiently at a higher productivity, by feeding a raw material mixture containing a carbonaceous reducing agent, an iron oxide-containing material and a CaO-containing material onto a hearth of a moving-hearth reducing furna... | 04/17/2012 |
| 8152894 | Methods of using tires and scrap rubber in the manufacture and melting of steel and other metals A method of using scrap rubber and other scrap materials, such as tires or parts or pieces of tires, to manufacture or melt steel and other metals in a furnace is disclosed. The scrap rubber may be used as a carbon source for the manufacture of steel and other metal... | 04/10/2012 |
| 8152895 | Production of magnesium metal A process of producing magnesium metal includes providing magnesium carbonate, and reacting the magnesium carbonate to produce a magnesium-containing compound and carbon dioxide. The magnesium-containing compound is reacted to produce magnesium metal. The carbon dio... | 04/10/2012 |
| 8152896 | Separation of fine particle precious metals from clays and other gangue materials through application of diluted solution of a silicon chemical The present invention generally relates to a formulation created by reacting sodium hydroxide, water, and silicon metal which has unique properties and many uses. The present invention further relates to the separation of fine particle gold and other precious metals... | 04/10/2012 |
| 8152893 | One dimension nano magnetic wires and manufacturing method thereof A manufacturing method of one dimension nano magnetic wires is provided. In the method, the one dimension nano magnetic wires having high magnetization and low coercive force are synthesized from a liquid by means of reduction with an applied magnetic field under no... | 04/10/2012 |
| 8153050 | Device for implementing a high efficiency method of scooping-up slag from liquid iron The present invention provides a method of high efficient slag scooping-up from liquid iron and a device for implementing said method. The two wings of slag rake mounted to the front end of cantilever descend side by side until beneath the surface of the liquid iron... | 04/10/2012 |
| 8147747 | Swirling column nozzle, swirling column smelting equipment using the same, and swirling column smelting method A swirling column nozzle comprises a nozzle body with an air chamber defined therein; an outlet portion, a feed pipe penetrating through the air chamber and extending to the outlet portion, an oxygen supplying portion disposed on the nozzle body, the outlet portion ... | 04/03/2012 |
| 8147586 | Method for producing molybdenum metal powder Method for producing molybdenum metal powder. The invention includes introducing a supply of ammonium molybdate precursor material into a furnace in a first direction and introducing a reducing gas into a cooling zone in a second direction opposite to the first dire... | 04/03/2012 |
| 8147749 | Superalloy compositions, articles, and methods of manufacture A composition of matter comprises, in combination, in weight percent: a largest content of nickel; at least 16.0 percent cobalt; and at least 3.0 percent tantalum. The composition may be used in power metallurgical processes to form turbine engine turbine disks.... | 04/03/2012 |
| 8147585 | Multi-component composition metal injection molding A metal alloy feedstock and method for metal injection molding is disclosed. The alloy includes at least two components, such as a first component and a second component. The first component has a first melting point and the second component has a second melting poi... | 04/03/2012 |
| 8142541 | Method of preheating steelmaking ladles A method for when preheating a ladle for use in steelmaking where less fuel is consumed in heating the ladle efficiently accurately to a controlled temperature. A temperature of a preheating process is varied by controlling a burner of the heating unit based on meas... | 03/27/2012 |
| 8137432 | Method and furnace for melting steel scrap A method for smelting steel scrap in a furnace, including: blowing a working gas into the furnace via a flow channel to supply melting energy; guiding the working gas through at least one electrodeless plasma torch; producing a plasma by at least one inductive heati... | 03/20/2012 |
| 8137433 | Method of regenerating metal, regenerated metal, material for lithographic printing plate bases, and lithographic printing plate A metal regeneration method including: a melting furnace cleaning step of melting pure aluminum with an aluminum content of 99.5% by weight or higher in a melting furnace to clean the inside of the melting furnace; and a metal regeneration step of melting waste lith... | 03/20/2012 |
| 8133296 | Process for producing stainless steel using direct reduction furnaces for ferrochrome and ferronickel on the primary side of a converter In order to allow a significant reduction of the steel production cost when producing stainless steel with the alloying elements chromium and nickel, according to the invention, it is proposed to perform the intermediate production of ferrochrimium and ferronickel i... | 03/13/2012 |
