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| Number | Title | Issue Date |
| 8066828 | Method for efficient heat treatment of steel A method for heat treatment of steel and a system thereof is provided. First the steel is austenitized at a suitable temperature and then the temperature is rapidly brought down to the austempering temperature. Here the cyclic austempering is carried out between two... | 11/29/2011 |
| 7618501 | Method for the heat treatment of extended steel products A method for the heat treatment of extended steel products such as, for example, rods, pipes, work pieces, etc., while the products are in motion. The products (13, 14, 33, 34, 35) are caused to be heated by DFI burners (6-11, 16-20) (whe... | 11/17/2009 |
| 7591912 | Induction heat treatment method, induction heat treatment installation and induction-heat-treated product An induction heat treatment method with which temperature control is enabled, condition setting is easy, and the quality of a treatment object can be stabilized includes: a data acquiring step of heating and quench-hardening a sample of the treatment object to there... | 09/22/2009 |
| 7338629 | Integrated metal processing facility A system and method for forming and heat treating a metal casting are provided. ... | 03/04/2008 |
| 7310981 | Method for regulating the temperature of strip metal The invention relates to a method for controlling and regulating the temperature of a metal strip in a finishing train of a hot rolling mill. A target function is formed by comparing a desired temperature gradient with an actual temperature gradient. The target func... | 12/25/2007 |
| 7275582 | Methods and apparatus for heat treatment and sand removal for castings A system and method for heat treating castings and removing sand cores therefrom. The castings are initially located in indexed positions with their x, y, and z coordinates known. The castings are passed through a heat treatment station typically having a series of ... | 10/02/2007 |
| 7258755 | Integrated metal processing facility An integrated metal processing facility in which molten metal is poured into a series of molds at a pouring station to form metal castings, which are then transferred to a heat treatment line. Prior to introduction of the castings into a heat treatment station of th... | 08/21/2007 |
| 7251971 | Method for regulating the temperature of strip metal The invention relates to a method for controlling or regulating the temperature of a metal strip in a cooling path of a hot rolling system. A desired temperature gradient is compared to an actual temperature gradient in order to determine adjusting signals for the c... | 08/07/2007 |
| 7235144 | Method for the formation of a high-strength and wear-resistant composite layer A process for forming a high-strength, wear-resistant composite layer on the surface of an aluminum alloy substrate from an applied additive material. The additive material consists of an alloy or powder mixture which contains aluminum, silicon and at least 15% by w... | 06/26/2007 |
| 7197802 | Control method for a finishing train and a finishing train According to a method, initial temperatures (T1) of strip points (101) are detected when the hot-rolled strip (6) is fed to the production line. The strip points (101) are monitored on their way through the production line. The hot-rolled... | 04/03/2007 |
| 7192551 | Inductive heating process control of continuous cast metallic sheets An apparatus for rolling of a powder metallurgical metallic workpiece is provided having a feeding device, a first induction heating apparatus in operable communication with a first RF generator and at least a first hot rolling mill. A process control device monitor... | 03/20/2007 |
| 7182825 | In-line method of making heat-treated and annealed aluminum alloy sheet A method of making aluminum alloy sheet in a continuous in-line process is provided. A continuously-cast aluminum alloy strip is optionally quenched, hot or warm rolled, annealed or heat-treated in-line, optionally quenched, and preferably coiled, with additional ho... | 02/27/2007 |
| 7152869 | Fifth wheel hitch requiring reduced or no lubricant A trailer hitch assembly includes a hitch plate and a locking mechanism. The hitch plate includes a throat for receiving a kingpin of a trailer. The locking mechanism locks the kingpin in the throat and includes a pair of lock jaws whose lock jaw contact surface, wh... | 12/26/2006 |
| 7138020 | Method for reducing heat treatment residual stresses in super-solvus solutioned nickel-base superalloy articles In accordance with an embodiment of the present invention, a method for reducing residual stress in a nickel-base superalloy article comprising about 40–70% of gamma prime phase and having a gamma prime solvus temperature is disclosed. The method comprises the ste... | 11/21/2006 |
| 7112249 | Hot blow forming control method A sheet material is gripped at its edges and hot blow formed by a pressurized working gas against a forming tool surface. The flow characteristics of the material are determined at increasing gas pressures over a range of temperature relevant to the forming operatio... | 09/26/2006 |
| 7085619 | Method for controlling an industrial process The invention relates to a method for controlling an industrial process for manufacturing or processing a product, in particular for controlling the cooling line of a hot-rolling mill, said cooling line being simulated by a physical model. To optimize the cooling pr... | 08/01/2006 |
| 7064291 | Annealing plant An annealing apparatus for annealing metallic billets, particularly for use in annealing aluminum-containing billets, comprising at least two contact elements or contact discs made of electrically conducting material, the contact elements being connected to a voltag... | 06/20/2006 |
| 7023949 | Jet pump assembly repair method A BWR jet pump assembly has a wedge slidably mounted on a jet pump that is movable under the force of gravity to seat between a bracket and the jet pump in order to horizontally support the jet pump against vibrations. The wedge or the bracket is repaired in situ by... | 04/04/2006 |
| 7011720 | Double-taper steel wire and continuous heat treating method and device therefor A double tapered steel wire (S) is evenly heat treated over the entire length thereof. The wire (S) has its constant-diameter straight portion (21, 24) disposed between its opposite end tapered portions (22, 23) each tapered down to its reduced-diamete... | 03/14/2006 |
| 6959476 | Aluminum automotive drive shaft A method for producing aluminum drive shafts from molten aluminum alloy using a continuous caster to cast the alloy into a slab. The method comprises providing a molten aluminum alloy consisting essentially of 0.2 to 0.8 wt. % Si, 0.05 to 0.4 wt. % Cu, 0.45 to 1.2 w... | 11/01/2005 |
| 6955730 | Method for enhancing the metallurigcal quality of products treated in a furnace The method and apparatus for enhancing the metallurgical quality of products treated in a furnace with several zones, wherein the temperature and the atmospheric conditions can be controlled. The applies to any type of product treated in a furnace, such as billets, ... | 10/18/2005 |
| 6925346 | Closed-loop, rapid manufacturing of three-dimensional components using direct metal deposition Multiple criteria are monitored and controlled to enhance the success of direct-metal deposition, including greater control over factors such as deposit layer height/thickness, sub-harmonic vibration, contour path shape, powder mass flow, and deposition speed, and s... | 08/02/2005 |
| 6925352 | Method and system for prediction of precipitation kinetics in precipitation-hardenable aluminum alloys Disclosed are a method and a system for predicting precipitation kinetics in precipitation-hardenable alloys, such as the 7000 series aluminum alloys, and for optimizing conditions for thermal treatment thereof. The method includes the steps of measuring a real-time... | 08/02/2005 |
| 6901990 | Method and system for processing castings A method and system of processing castings is provided in which one or more castings are deposited into a mobile furnace and moved from one station to another of a multi-station casting processing system. The interior of the mobile furnace is heated so as to maintai... | 06/07/2005 |
| 6866729 | Method for controlling and/or regulating the cooling stretch of a hot strip rolling mill for rolling metal strip, and corresponding device A method and device for the automation of a cooling section in a hot strip rolling mill, wherein an individual course of cooling over time for each strip point of the metal strip is specified and whereby the cooling specifications can be determined from the desired ... | 03/15/2005 |
| 6860950 | Method for cooling a hot-rolled material and corresponding cooling-line models To determine the temperature profile (Tm(t)) of a hot-rolled material (1) in a cooling line (5), a heat conduction equation which takes the following form ∂ e ... | 03/01/2005 |
| 6761778 | Heating process of steel strips in vertical furnaces Method of reducing the wrinkles formed in heating zones, by radiant tubes, of continuous heat treatment lines for metal strip, such as annealing or galvanizing lines, the said strip passing over transporting and/or return rollers in the said furnaces, the said metho... | 07/13/2004 |
| 6755923 | Method of controlling metal strip temperature The recoiling temperature of a metal strip from a continuous heat treatment line is controlled by continuously passing the metal strip through an accumulator system where it passes around spaced accumulator rolls. While travelling through the accumulator, the metal ... | 06/29/2004 |
| 6743309 | Method and apparatus for casting, hot rolling and annealing non-heat treatment aluminum alloys This invention provides a method and apparatus for casting, hot rolling and annealing of non-heat treatable aluminum alloys which comprises continuously casting, hot rolling and, in-line with the hot rolling line, heating the aluminum sheet using infrared heat. The ... | 06/01/2004 |
| 6723185 | Method for producing defects and tensile residual stresses A method, which is used to make controlled defects corresponding to natural flaws and residual stresses in various kinds of test pieces. Defects identical to natural flaws are required to qualify non-destructive testing (NDT) procedures. In the method, sequential, r... | 04/20/2004 |
| 6554922 | Method and apparatus for determining the cooling action of a flowing gas atmosphere on workpieces Method and apparatus for determining the cooling action of a flowing gas atmosphere on workpieces by a measuring body with at least on temperature sensor and heated to workpiece temperature and is exposed to the gas atmosphere. The method and apparatus ar... | 04/29/2003 |
| 6432229 | Method and apparatus for monitoring work heating temperature in flame hardening Temperature in the vicinity of a heated point on a work (1) surface on a moving locus of flame poured from a torch (3) is measured, the measured value is inputted into a controlling unit (8). It is converted into a physical quantity which appeals to the p... | 08/13/2002 |
| 6423164 | Method of making high strength aluminum sheet product and product therefrom A method of producing aluminum alloy sheet product includes casting a slab or ingot, homogenizing the cast slab, and hot rolling the homogenized slab to provide an intermediate gauge product. The temperature and other operating parameters of the hot rolli... | 07/23/2002 |
| 6419767 | Distortion control method and cooling power measuring device A distortion control method that can suppress distortion of a member during quenching and a cooling power measuring device that can precisely measure cooling power are provided. In the distortion control method, when the member is subjected to quenching u... | 07/16/2002 |
| 6400037 | Method of marking on metallic layer, metallic layer with marks thereon and semiconductor device having the metallic layer This marking method is carried out with an object to form a mark of high visibility on a surface of a metallic layer of such as a cover plate of a semiconductor device or the like without generating metallic debris or the like. According to this method, o... | 06/04/2002 |
| 6350326 | Method for practicing a feedback controlled laser induced surface modification This invention is directed toward a method of calculating the total laser energy needed to produce one or more selected laser induced surface modification reactions in a substrate moving relative to a laser beam. The present invention is further directed ... | 02/26/2002 |
| 6264765 | Method and apparatus for casting, hot rolling and annealing non-heat treatment aluminum alloys This invention provides a method and apparatus for casting, hot rolling and annealing of non-heat treatable aluminum alloys which comprises continuously casting, hot rolling, and, in-line with the hot rolling line, inductively heating the aluminum sheet. ... | 07/24/2001 |
| 6176944 | Method of making low magnetic permeability cobalt sputter targets The present invention provides a high purity cobalt sputter target having a single phase h.c.p. structure and a magnetic permeability less than the intrinsic magnetic permeability of the material. Substantially pure cobalt is cast and slowly cooled, such ... | 01/23/2001 |
| 6099666 | Variable cooling rate quench method and apparatus A variable rate quench system allows the cooling of a heated workpiece to be controlled more closely. A liquid quenchant used in the system has an initial temperature, density and heat extraction index. The system comprises a first tank containing the liq... | 08/08/2000 |
| 6059903 | Method of cooling sectional girders A method of cooling section steel, particularly sectional steel girders, from rolling heat, wherein, prior to a final air cooling, a water cooling process is carried out in such a way that section steel portions with material concentrations are cooled at ... | 05/09/2000 |
