| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 420591000 | MISCELLANEOUS | 37 |
| 20080317623 | HIGH STRENGTH ALLOY - A high strength alloy comprises: silicon with a weight percentage of 0.1 wt %˜0.5 wt %; manganese with a weight percentage of 0.3 wt %˜1.2 wt %; carbon with a weight percentage of 2.0 wt %˜3.0 wt %; phosphorous and sulfur with weight percentages of 0.01 wt %˜0.05 wt %, respectively; chromium with a weight percentage of 5.0 wt %˜7.0 wt %; molybdenum with a weight percentage of 3.0 wt %˜4.0 wt %; tungsten with a weight percentage of 1.0˜2.0; niobium with a weight percentage of 0.5 wt %˜1.7 wt %; vanadium with a weight percentage of 5.8 wt %˜7.8 wt %; nitrogen with a weight percentage of 0.04 wt %˜0.12 wt %; iron; other elements and impurities with a weight percentage of below 2 wt % | 12-25-2008 |
| 20090297397 | SYSTEM AND METHOD OF PRODUCING METALS AND ALLOYS - A system for producing an elemental material or an alloy thereof from a halide of the elemental material or halide mixtures comprising a reactor for introducing the vapor halide of an elemental material or halide mixtures thereof into a liquid phase of a reducing metal of an alkali metal or alkaline earth metal or mixtures thereof present in less than or equal to the amount needed to reduce the halide vapor to the elemental material or alloy resulting in an exothermic reaction between the vapor halide and the liquid reducing metal producing particulate elemental material or alloy thereof and particulate halide salt of the reducing metal, a chamber wherein the reaction products are cooled so that substantially all the particulate elemental material or alloy remains unsintered, and a separator for separating the particulate metal or alloy reaction products from the particulate salt. | 12-03-2009 |
| 20100202917 | APPARATUS FOR PRODUCING ALLOY - The object of the present invention is to provide a production apparatus which can produce an alloy which can produce a rare-earth magnet having high coercive force, and the present invention provide an apparatus for producing an alloy, wherein the device includes at least a casting device | 08-12-2010 |
| 20110033335 | PRODUCING AN ALLOY WITH A POWDER METALLURGICAL PRE-MATERIAL - One aspect is a method for producing an alloy, whereby the alloy includes at least a first metal and a second metal, whereby firstly a powder metallurgical route and subsequently a melt metallurgical route is used sequentially in order to generate the alloy from the, at least, first metal and the second metal. The method includes grinding the first metal into a first metal powder, grinding the second metal into a second metal powder, mixing the first metal powder and the second metal powder to produce a blended powder, generating a blended body from the blended powder by the powder metallurgical route, and generating the alloy by melting the blended body by the melt metallurgical route. | 02-10-2011 |
| 20110091352 | LIGHT METAL SOLID SOLUTION ALLOYS FOR HYDROGEN STORAGE - A light metal solid solution alloy for reversible hydrogen storage can include a light metal solid solution alloy of M | 04-21-2011 |
| 20110129387 | FOUNDRY BINDER COMPRISING ONE OR MORE CYCLOALKANES AS A SOLVENT - A foundry binder comprising (a) a polyol component selected from the group consisting of phenolic resins, polyether polyols, polyester polyols, aminopolyols, and mixtures thereof, and (b) a polyisocyanate component, wherein component (a) and/or (b) further comprise, as a solvent, one or more cycloalkanes. | 06-02-2011 |
| 20110250090 | METHOD FOR CONTINUOUS CASTING OF A METAL WITH IMPROVED MECHANICAL STRENGTH AND PRODUCT OBTAINED BY SAID METHOD - A new method for continuous casting of molten metal is provided that allows one to obtain an intermediate product such as slab, billet wire, etc. before subsequent thermomechanical treatment (e.g. lamination or annealing), such that its chemical composition is modified by the addition of elements in order to give it greater mechanical strength. | 10-13-2011 |
| 20110274580 | PLASMA METHOD AND APPARATUS FOR RECOVERY OF PRECIOUS METALS - The present invention relates to a method, and apparatus for the recovery of precious metals. Accordingly, it provides a continuous process for obtaining a precious metal composition from a feedstock material, the process comprising the steps of: (i) heating a feedstock material in a plasma furnace to form an upper slag layer and a lower molten metal layer; (ii) removing the slag layer; (iii) removing the molten metal layer; (iv) allowing the removed molten metal layer to solidify; (v) fragmenting the solidified metal layer to form fragments; and (vi) recovering a precious metal composition from the fragments; wherein the feedstock material comprises a precious metal containing material and a collector metal, said collector metal being a metal or an alloy that is capable of forming a solid solution, an alloy or an intermetallic compound with one or more precious metals. This allows for high recovery yields of precious metals. The apparatus comprises a plasma furnace, a casting table enabling continuous casting of the molten metal pool to form a solidified sheet, a fragmentation device and a separation unit for recovering precious-metal-rich alloy from the sheet fragments. | 11-10-2011 |
| 20120034129 | PRODUCTION METHOD FOR A METAL NANOSTRUCTURE USING AN IONIC LIQUID - The present invention provides a method of forming metal nanostructures, and, more particularly, a method of uniformly forming various shapes of nanostructures, such as cubic or octahedral nanoparticles, nanowires and the like, using ionic liquid in a polyol reduction reaction in which metal salts are used as precursors. | 02-09-2012 |
| 20120045360 | CU-GA ALLOY SPUTTERING TARGET AND MANUFACTURING METHOD THEREOF - Disclosed is a Cu—Ga alloy sputtering target which enables the formation of a Cu—Ga sputtering film having excellent uniformity in film component composition (film uniformity), enables the reduction of occurrence of arcing during sputtering, has high strength, and rarely undergoes cracking during sputtering. Specifically disclosed is a Cu—Ga alloy sputtering target which comprises a Cu-based alloy containing Ga, has an average crystal particle diameter of 10 μm or less, and has a porosity of 0.1% or less. | 02-23-2012 |
| 20120128529 | NANOWIRE PREPARATION METHODS, COMPOSITIONS, AND ARTICLES - Nanowire preparation methods, compositions, and articles are disclosed. Such nanowires may be thicker than other nanowires and may be useful in devices requiring high electrical current densities. | 05-24-2012 |
| 20120207645 | DENTAL ALLOY FOR MACHINING BY CAD/CAM SYSTEM - The present invention relates to a dental alloy for machining by a CAD/CAM system. In particular, the dental alloy for machining by a CAD/CAM system features a minimum usage of expensive gold and platinum by comprising gold (Au) in an amount of between 0.1% and 5.0% by weight and platinum (Pt) in an amount of between 0% and 5.0% by weight, in addition to palladium (Pd) in an amount of between 30% and 50% by weight, indium (In) in an amount of between 25% and 50% by weight, silver (Ag) in an amount of between 10% and 40% by weight and iridium (Ir) in an amount of between 0.1% and 0.3% by weight. Accordingly, compared with a conventional dental casting alloy composed of gold in an amount of between 40% and 99% the dental alloy for machining by a CAD/CAM system of the invention can be provided at a lower manufacturing cost, while offering processability equivalent to that of zirconia that can be machined by a conventional CAD/CAM system. | 08-16-2012 |
| 20120282134 | PRODUCTION OF METAL AND METAL-ALLOY NANOPARTICLES WITH HIGH REPETITION RATE ULTRAFAST PULSED LASER ABLATION IN LIQUIDS - Various embodiments include a method of producing chemically pure and stably dispersed metal and metal-alloy nanoparticle colloids with ultrafast pulsed laser ablation. A method comprises irradiating a metal or metal alloy target submerged in a liquid with ultrashort laser pulses at a high repetition rate, cooling a portion of the liquid that includes an irradiated region, and collecting nanoparticles produced with the laser irradiation and liquid cooling. The method may be implemented with a high repetition rate ultrafast pulsed laser source, an optical system for focusing and moving the pulsed laser beams, a metal or metal alloy target submerged in a liquid, and a liquid circulating system to cool the laser focal volume and collect the nanoparticle products. By controlling various laser parameters, and with optional liquid flow movement, the method provides stable colloids of dispersed metal and metal-alloy nanoparticles. In various embodiments additional stabilizing chemical agents are not required. | 11-08-2012 |
| 20120301352 | METAL ION CATALYSIS OF METAL ION REDUCTION, METHODS, COMPOSITIONS, AND ARTICLES - Methods for preparing metal nanowires in the presence of IUPAC Group 15 ions are disclosed. Such methods are capable of producing high aspect ratio nanowires that are suitable for electronics applications. | 11-29-2012 |
| 20120301353 | METAL ION CATALYSIS OF METAL ION REDUCTION, METHODS, COMPOSITIONS, AND ARTICLES - Nanowire preparation methods, compositions, and articles are disclosed. Such methods which reduce metal ions to metal nanowires in the presence complexes comprising metal-metal bonds, are capable of producing long, narrow, nanowires useful for electronics and optical applications. | 11-29-2012 |
| 20130058827 | PRODUCING A MONO-CRYSTALLINE SHEET - A method for producing a mono-crystalline sheet includes providing at least two aperture elements forming a gap in between; providing a molten alloy including silicon in the gap; providing a gaseous precursor medium comprising silicon in the vicinity of the molten alloy; providing a silicon nucleation crystal in the vicinity of the molten alloy; and bringing in contact said silicon nucleation crystal and the molten alloy. A device for producing a mono-crystalline sheet includes at least two aperture elements at a predetermined distance from each other, thereby forming a gap, and being adapted to be heated for holding a molten alloy including silicon by surface tension in the gap between the aperture elements; a precursor gas supply supplies a gaseous precursor medium comprising silicon in the vicinity of the molten alloy; and a positioning device for holding and moving a nucleation crystal in the vicinity of the molten alloy. | 03-07-2013 |
| 20130078139 | CONTROL OF DEFORMATION-INDUCED IMPERFECTIONS TO ENHANCE STRENGTH OF METALS AND ALLOYS - The disclosed invention specifies: 1) a metal or alloy with specific characteristics of its Deformation-induced Volumetric Microstructural Imperfections (DIVMI), 2) a method to measure these imperfections, and 3) a method to control these imperfections in a way that enhances one or more of strength, ductility, and the high cycle fatigue endurance limit of metals and alloys. The invention recognizes that all deformation-processed metals or alloys contain DIVMI and that through Severe Plastic Deformation processing one can minimize the characteristics of DIVMI that limit mechanical properties. Application of the methods to measure and control imperfections allows one to produce metals and alloys with strengths approaching the theoretical limit of strength. | 03-28-2013 |
| 20130084210 | SURFACTANTLESS METALLIC NANOSTRUCTURES AND METHOD FOR SYNTHESIZING SAME - Disclosed are nanowires and a nanowire synthesis method, with the nanowires synthesized by adding first and second solutions into a vessel containing a porous template, the first solution added on one side of the porous template and the second solution added on another side of the porous template. The first solution contains a metal reagent comprising at least one of a transition metal, an actinide and a lanthanide metal, and the second solution contains a reducing agent. | 04-04-2013 |
| 20130108502 | Multi-Component Solid Solution Alloys having High Mixing Entropy | 05-02-2013 |
| 20130156637 | INDUCTION STIRRED, ULTRASONICALLY MODIFIED INVESTMENT CASTINGS AND APPARATUS FOR PRODUCING - A method for making an equiaxed investment casting. The method utilizes an ultrasonic generator to send an ultrasonic pulse into molten metal in an investment casting mold. The investment casting mold is positioned within a working zone of furnace having low output induction coils for generating a convection current in molten metal. The ultrasonic pulse separates dendrites growing from the face of the mold inward into the molten metal. Instead, equiaxed grains can nucleate within the molten metal. In addition, the ultrasonic pulse and the low output induction coils circulate the molten metal as solute is rejected from solidifying equiaxed grains. The mixing reduces the effects of segregation in the solidifying alloy and assists in nucleating equiaxed grains. | 06-20-2013 |
| 20130171020 | HIGH TEMPERATURE DIRECTIONALLY SOLIDIFIED AND SINGLE CRYSTAL DIE CASTING - A high-temperature die casting apparatus comprises a die and a chiller. The die has a first die plate and a second die plate with respective first and second recesses defining a main part cavity and gating. The apparatus can be used for die casting metal alloys having a melting temperature of at least about 1500° F. (about 815° C.). | 07-04-2013 |
| 20130171021 | FREE CASTING METHOD, FREE CASTING APPARATUS, AND CASTING - A free casting method according to the present invention includes, a lead-out step for leading out molten metal from a lead-out area provided in a source of supply, e.g. a surface level of the molten metal, to retain the molten metal temporarily by surface films generated on an outer surface, and a forming step for obtaining a formed body by solidifying retained molten metal led out along a set passage depending on a desired casting shape, wherein the retained molten metal is solidified after being formed into the desired casting shape by applying an external force thereto at positions between an unrestrained root portion of the retained molten metal in vicinity of the surface level of the molten metal and a solidification interface defined as a boundary between the retained molten metal and the formed body in the forming step. | 07-04-2013 |
| 20130236352 | NANOMATERIAL-BASED METHODS AND APPARATUSES - Nanomaterials are incorporated within a material, such as within a metal-based material. As may be implemented in accordance with various embodiments, nanomaterials are introduced to a metal-based material in a liquid state, and the metal-based material and nanomaterials are cooled from the liquid state to a viscous state. The metal-based material is stirred in the viscous state to disperse the nanomaterials therein, and the metal-based material is used in the viscous state to maintain dispersion of the nanomaterials as the metal-based material cools. | 09-12-2013 |
| 20130251588 | FREE RADICAL INITIATOR COMPOSITIONS CONTAINING T-BUTYL HYDROPEROXIDE AND THEIR USE - A composition comprising (a) an epoxy resin; and (b) a hydroperoxide composition comprising a t-butyl hydroperoxide solution that contains no more than 7 weight percent water, and use of the compositions to prepare foundry shapes, the foundry shapes prepared by the process, the use of the foundry shapes to prepare cast metal articles, and the cast metal articles prepared by the process. | 09-26-2013 |
| 20130287625 | ULTRA-FINE CEMENTED CARBIDE Ni BINDER PHASE AND TOOL USING THE SAME - Provided is a high hardness ultra-fine cemented carbide with a Ni binder phase for a wear resistant tool. An ultra-fine cemented carbide having high specularity and/or high strength, high hardness, and high wear resistance is obtained by using an ultra-fine raw powder of WC, controlling the amount of Ni, and the contents of V and Cr, so that a third phase containing V and Cr precipitates in a microstructure of the cemented carbide in a finely dispersed state, and at the same time, the size of Ni pool is controlled to a value equal to or less than the average grain size of WC. By using this cemented carbide, the range of application to an aspherical glass lens mold, an ultrahigh pressure generation container for neutron diffraction experiment, a non-ferromagnetic corrosion resistant and wear resistant tool, and the like is expanded. | 10-31-2013 |
| 20130330228 | APPARATUS FOR PRODUCING SEMI-SOLIDIFIED METAL, METHOD FOR PRODUCING SEMI-SOLIDIFIED METAL, AND SEMI-SOLIDIFIED METAL - An apparatus for producing a semi-solidified metal has a heating device which heats a metal material, a vessel, a cooling device which cools the vessel, and a pouring device which pours the metal material into the vessel. The vessel has a hollow member which configures a wall of the vessel and is opened at both of the upper and lower ends and into which the metal material is poured from the upper opening, and a bottom member which closes the lower opening of the hollow member and configures the bottom of the vessel. The cooling speed of the metal material by the bottom member is faster than the cooling speed of the metal material by the hollow member. | 12-12-2013 |
| 20140010706 | METHOD FOR PROCESSING CASTINGS - A method of processing a casting is described. The method comprises removing a mold from a cast metal part without cold working surfaces of the cast metal part and thermally treating the cast metal part. The method can further comprise finishing the surfaces of the cast metal part after thermally treating such that any cold working of the surfaces of the cast metal part occurs after thermally treating such that no recast layer is formed in the cast metal part. | 01-09-2014 |
| 20140093420 | ALLOY PRODUCTION METHOD AND ALLOY PRODUCED BY THE SAME - Provided are an alloy production method that may easily distribute a compound in a matrix of an alloy while maintaining the quality of a molten metal, and an alloy produced by the same. In accordance with an exemplary embodiment, the method includes forming a molten metal in which a mother alloy including at least one kind of first compound and a casting metal are melted, and casting the molten metal, wherein the mother alloy is a magnesium mother alloy or aluminum mother alloy. | 04-03-2014 |
| 20140134043 | REINFORCED VEHICLE STRUCTURAL PART, VEHICLE AND METHOD - A vehicle structure component reinforced by means of an area, a vehicle including such a vehicle structure component, and a corresponding method to reinforce a vehicle structure component are proposed. The area includes a compressive residual stress in a first direction and a compressive or tensile residual stress in a second direction being vertically aligned to the first direction, wherein the ratio of the compressive stress in the first direction and the compressive or tensile residual stress lies between −0.2 and +1.0. Hence, the propagation direction of cracks in such areas is diverted, faster pressure equalization takes place, and further crack propagation is inhibited. | 05-15-2014 |
| 20140205493 | HIGH TEMPERATURE DIRECTIONALLY SOLIDIFIED AND SINGLE CRYSTAL DIE CASTING - A high-temperature die casting die includes a first die plate with a first recess and a second die plate with a second recess, the first and second recesses defining a main part cavity and gating. A grain selector is in fluid communication with the main cavity, and an in situ zone refining apparatus is adapted to apply a localized thermal gradient to at least one of the first and second die plates. The localized thermal gradient and the at least one die plate are movable relative to each other so as to apply the localized thermal gradient along a first direction extending from the grain selector longitudinally across the main part cavity. | 07-24-2014 |
| 20140219861 | METHOD OF PRODUCING PARTICULATE-REINFORCED COMPOSITES AND COMPOSITES PRODUCED THEREBY - A process for producing particle-reinforced composite materials through utilization of an in situ reaction to produce a uniform dispersion of a fine particulate reinforcement phase. The process includes forming a melt of a first material, and then introducing particles of a second material into the melt and subjecting the melt to high-intensity acoustic vibration. A chemical reaction initiates between the first and second materials to produce reaction products in the melt. The reaction products comprise a solid particulate phase, and the high-intensity acoustic vibration fragments and/or separates the reaction products into solid particles that are dispersed in the melt and are smaller than the particles of the second material. Also encompassed are particle-reinforced composite materials produced by such a process. | 08-07-2014 |
| 20140219862 | THREE-PLATE DIE CASTING TOOL HAVING A GATING SYSTEM, AND GATING SYSTEM - A three-plate die casting tool has a gating system, and a gating system is used in the tool. The tool includes a gating cone, at least one gating distributor channel connected with the gating cone, as well as at least one gating sprue connected with the at least one gating distributor channel. The gating cone makes a transition into at least one gating distributor channel that deflects the casting material capable of flow. The gating distributor channel opens into a kind of central gating distributor location, from which multiple gating re-distributor channels proceed, which make a transition, in each instance, into at least one, preferably only one gating sprue that deflects the casting material capable of flow. The gating sprues form the connection or the entry to the cast component. | 08-07-2014 |
| 20140241938 | PRECISION CASTING PROCESS - A ceramic casting vessel ( | 08-28-2014 |
| 20140271344 | METAL REFINEMENT AND METAL COMPOSITE MATERIALS USING CARBON NANOTUBES - The present invention relates to metals and matrix composites and methods of manufacture. A method of refining a metal oxide is shown. A method of forming a carbon nanotube metal matrix composite is shown using a metal oxide and an amount of carbon nanotubes. Processing is carried out using wave energy radiation such as microwave radiation. In some methods, processing is carried out while substantially isolated from external oxygen sources such as ambient air. | 09-18-2014 |
| 20150044090 | Strength Evaluation Method of Die Casting Product and Die Casting Product - There are provided a strength evaluation method of a die casting product capable of appropriately evaluating the strength of the die casting product, and a die casting product in which the strength is evaluated by the strength evaluation method. A breakage test is performed by a simple strength tester after casting, and then, a strength reduction ratio is estimated based on an area ratio of cold flakes in a broken surface obtained by broken surface observation. Alternatively, ultrasonic flaw detection is performed for an internal defect in a predetermined range of a high stress portion of the die casting product, calculated by stress analysis in advance, and the die casting product is evaluated to have a predetermined strength when a defect ratio obtained by dividing a total area of the internal defect in the predetermined range by a total defect detection area is less than or equal to a predetermined value. | 02-12-2015 |
| 20150064059 | PROCESS FOR PRODUCING CAST-METAL OBJECT, AND CAST-METAL OBJECT - Occurrence of a casting defect in a cast-metal object is suppressed, and a crystal structure of the cast-metal object is made fine. When a cast-metal object is to be produced by using a casting mold, a metal material generating a free crystal during solidification is melted first. Subsequently, a molten metal including a melted metal material is poured into the casting mold. While the free crystal in the molten metal is deposited on a surface of the casting mold, the molten metal is solidified in the casting mold. Through the above steps, the molten metal is solidified in the casting mold, and the cast-metal object is produced. | 03-05-2015 |
| 20150071817 | MANUFACTURING METHOD OF CASTING, MANUFACTURING DEVICE THEREOF, AND CASTING - There are provided a manufacturing method of a casting capable of easily manufacturing a casting having a complex form and of increasing the degree of freedom of form of the casting to be manufactured, a manufacturing device thereof and a casting. At the time of forming a casting by drawing out molten metal from a bath surface of a molten metal bath and solidifying the molten metal which has been drawn out, an outer contour unit configured from a plurality of outer contour defining members for defining the outer contour of a casting is arranged in a region between the bath surface of the molten meth bath and a solid region where the molten metal is solidified and the molten metal which has been drawn out from the bath surface is drawn out through a region determined by the outer contour unit, and the form of the casting is changed by moving at least one of the plurality of outer contour defining members according to the drawing out of the molten metal. | 03-12-2015 |
