Metal founding inventions 12/07

20070295469 - Process for lost-foam casting with chill: Process for the Lost-foam casting of aluminum or magnesium including spacing the cooling face of a chill from a selected surface of a pyrolizable polymeric foam pattern so as to provide at least a 0.5 mm gap therebetween, and filling the gap with Al or Mg melt so as to... Agent: General Motors Corporation Legal Staff

20070295470 - Mold: A mold having a shell and a porous layer formed on the surface of the cavity of the shell. The mold can be suitably used for manufacturing a porous body having a porous layer on the surface thereof. The method for manufacturing the mold, includes the steps of forming a... Agent: Mccormick, Paulding & Huber LLP

20070295471 - Casting process and cast component: Thick-walled parts made by means of a casting method often exhibit, in those thick zones, the worst mechanical properties since the solidification speed in said zones is reduced relative to the thin-walled zone and frequently induces the worst mechanical properties. There is described a method incorporating control elements in a... Agent: Siemens Corporation Intellectual Property Department

20070295472 - Cylinder device for screw core removal: i

20070295473 - Robust control method of melt level in the twin roll strip caster: The present invention provides a robust control method for maintaining a melt level at a constant value in a mold in a twin roll strip casting process. In the twin roll strip casting process, whether using a stopper system (3), which is provided in a tundish (2) to supply melt... Agent: Cooper & Dunham, LLP

20070295474 - Device for the support and oscillation of a continuous casting mould for casting liquid metal, particularly liquid steel: A device for the support and oscillation of a continuous casting mould (1) for casting liquid metal, particularly liquid steel, comprising guide elements (4) which are mounted on fixed carrier components (5) and which is actually by means of oscillation devices (6). In order to shorten time required for mounting... Agent: Friedrich Kueffner

20070289713 - Methods and system for manufacturing castings utilizing an automated flexible manufacturing system: A method and system for generating a production sequence for the control of resources and production for metal castings of a manufacturing plant. The system employs a transport system to transfer the castings between a series of processing stations, which could include heat treatment, quenching, decoring, demolding, cleaning, machining, inspection,... Agent: Womble Carlyle Sandridge & Rice, PLLC

20070289714 - Ferrous seal sliding parts and producing method thereof: A ferrous seal sliding part excellent in heat crack resistance, seizing resistance and abrasion resistance is provided. The ferrous seal sliding part having a seal sliding surface, wherein the seal sliding surface has a martensite parent phase which forms a solid solution with carbon of 0.15 to 0.6 wt %... Agent: Wenderoth, Lind & Ponack, L.L.P.

20070289715 - 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 nozzles mounted in preset positions corresponding to... Agent: Womble Carlyle Sandridge & Rice, PLLC

20070289716 - Device for accommodating a continuous casting mold on an elevating table: A device for accommodating a continuous casting mold (1) on an elevating table for casting molten metals, in particular molten steel materials, which is set in an oscillatory motion with several hydraulic oscillation drives, is modified from having two separate elevating table sides so that the elevating table (8) is... Agent: Alexander Zinchuk Abelman Frayne And Schwab

20070289717 - Method for making hot strips of lightweight construction steel: The invention relates to a method for making hot strips, made from a workable lightweight construction steel which in particular can easily be deep-drawn cold, includes the main elements Si, Al and Mn, with high tensile strength and good TRIP and/or TWIP characteristics. The mass % are as follows for... Agent: Henry M Feiereisen, LLC

20070284073 - Method of making composite casting and composite casting: Method of making a composite casting involves providing a reinforcement insert with a ceramic coating, positioning the coated insert in a mold, and casting the molten metallic material into the mold where the metallic material is solidified. The composite casting produced includes the reinforcement insert disposed in a solidified metallic... Agent: Edward J. Timmer

20070284074 - Temperature adjustment method for metal molds and injection molding machine: An injection molding machine using a plurality of metal molds 2 and a plurality of stations S1 to S10, for executing molding by moving the metal molds in rotation and in one direction includes on one of the sides of the metal molds a plurality of heat pipes 5 which... Agent: Oliff & Berridge, PLC

20070284075 - Apparatus for horizontal continuous casting of magnesium alloys plate and manufacturing method thereof: A horizontal continuous casting apparatus for continuously manufacturing a magnesium alloy plate and a method of manufacturing a magnesium alloy plate using the same. The horizontal continuous casting apparatus is structured such that the cross-sectional area of the plate is equal to or smaller than that of a melt inlet,... Agent: Cooper & Dunham, LLP

20070277952 - Rapid localized directional solidification of liquid or semi-solid material contained by media mold: An arrangement for forcing rapid localized directional solidification, or global homogenous accelerated solidification of a liquid or semi-solid parent material, which is contained by a media mold that possesses porous properties. The process produces solidified matrix structures and cast properties in the parent material otherwise not possible through conventional solidification... Agent: Smith, Gambrell & Russell

20070277953 - Semi-solid material formation within a cold chamber shot sleeve: A method and apparatus is disclosed for the preparation of a semi-solid material in a mixing sleeve of a casting apparatus, the semi-solid material formed from a molten material after a mixing and a cooling thereof in the mixing sleeve wherein a handling of the semi-solid material is minimized.... Agent: General Motors Corporation Legal Staff

20070277954 - Modular mold system with ceramic inserts: A mold system for producing components of a turbine engine. The mold system may enable a configuration of a turbine engine component to be changed in less time than conventional systems. The mold system may include a mold formed from mold plates wherein at least one of the mold plates... Agent: Siemens Corporation Intellectual Property Department