Metal founding inventions 10/07

20070246182 - Hardening of inorganic foundry cores and molds: A foundry core or mold comprised of sand admixed with an inorganic binder is hardened by passing a treatment gas through a first heater and heating it therein to a relatively low temperature and, in a first hardening stage, passing the gas at the low temperature from the first heater... Agent: K.f. Ross P.C.

20070246184 - Apparatus for verifying the treatment of ductile cast iron and method thereof: Disclosed is an apparatus and method for verifying the treatment of molten metal wherein a sensing device detects an in situ response resulting from the treatment of the molten metal. The in situ response is compared to a pre-set limit or condition in order to determine whether or not proper... Agent: Gifford, Krass, Sprinkle,anderson & Citkowski, P.c

20070246183 - Refractory metal core wall thickness control: In accordance with the present invention, a casting system is provided which broadly comprises a core and a wax die spaced from said core, a refractory metal core having a first end seated within a slot in the core and a second end contacting the wax die for positioning the... Agent: Bachman & Lapointe, P.C. (p&w)

20070246185 - Casting mold and method for casting achieving in-mold modification of a casting metal: A casting mold and method for its use to achieve in-mold modification of the casting metal is disclosed. One or more chambers are located within the casting mold's runner system. Each chamber can contain metallurgical modifiers for adjusting the chemical composition of the metal to improve the mechanical and physical... Agent: John Card-general Motors Corporation Legal Staff - Mail Code 482-c23-b21

20070246186 - Continuous casting mold with oscillation device: A continuous casting mould comprises a mould tube (12), a mould jacket (24) surrounding the mould tube (12), a cooling system (26) within the mould jacket (24) for cooling the mould tube (12), an oscillating lever (40) supporting the mould tube (12). The oscillating lever (40) is capable of oscillating... Agent: Abelman, Frayne & Schwab

20070240845 - Investment cast article and method of production thereof: A method for manufacturing an investment cast article is disclosed. The method comprises positioning an insert relative to a sacrificial form, the insert comprising a first portion and a second portion, the first portion being disposed inside the sacrificial form and the second portion being disposed outside the sacrificial form.... Agent: Cantor Colburn, LLP

20070235156 - Method of forming a metal casting having a uniform side wall thickness: A core rod is utilized in the process of forming a core in a metal casting. The core rod has a length and opposite ends. The core rod is generally round in cross-section along at least a portion of the length of the core rod proximate at least one of... Agent: Martin & Ferraro, LLP

20070235158 - Method for firing a ceramic and refractory metal casting core: In an investment casting process, a composite core is formed as a combination of ceramic casting core element and a non-ceramic casting core element. The core is heated in an oxidative atmosphere and then heated in a non-oxidative atmosphere.... Agent: Bachman & Lapointe, P.C. (p&w)

20070235157 - Method of forming concavities in the surface of a metal component, and related processes and articles: A method of forming at least one concavity of a selected size and shape within a surface of an internal passageway of a metallic component comprises: depositing a ceramic-based material by a direct-write technique onto a ceramic core which is suitable for forming the internal passageway during a casting process... Agent: General Electric Company Global Research

20070235159 - Degassing of molten alloys with the assistance of ultrasonic vibration: An apparatus and method are disclosed in which ultrasonic vibration is used to assist the degassing of molten metals or metal alloys thereby reducing gas content in the molten metals or alloys. High-intensity ultrasonic vibration is applied to a radiator that creates cavitation bubbles, induces acoustic streaming in the melt,... Agent: Quarles & Brady

20070235160 - Process for the manufacture by lost wax moulding of parts that include at least one cavity: A process for the manufacture of a part includes the steps of forming a core in a ceramic material, inserting the core into in a wax mould, placing an element on the core thereby forming a spacer between the core and an internal wall of the wax mould, forming a... Agent: Oblon, Spivak, Mcclelland, Maier & Neustadt, P.C.

20070227685 - Method for producing metal/ceramic bonding substrate: After a molten metal of aluminum or an aluminum alloy having a temperature, which is higher than the liquidus line temperature of aluminum or the aluminum alloy by 5 to 200° C., is injected into a mold, when the mold is cooled to solidify the molten metal, the molten metal... Agent: Bachman & Lapointe, P.C.

20070227683 - Manufacture of casting cores: A method for forming an investment casting core comprises cutting a patterned core precursor from refractory metal-based sheet. The cutting forms recast along the cuts. An oxide is grown on non-recast areas. The recast is substantially chemically removed but substantially leaving the oxide. The core precursor may then be shaped.... Agent: Bachman & Lapointe, P.C. (p&w)

20070227684 - Method for squeezing foundry sand, a match plate, and an upper and a lower flask: In a conventional apparatus for molding molds, foundry sand is filled in an upper and a lower molding space defined by a match plate, an upper and a lower flask, and an upper and a lower squeeze plate, and then the foundry sand is squeezed by causing the upper and... Agent: Finnegan, Henderson, Farabow, Garrett & Dunner LLP

20070227686 - Method of deoxidation casting and deoxidation casting machine: Deoxidation casting machine, in which a deoxidizing compound reacts with a molten metal so as to deoxidize an oxide film formed on a surface of the molten metal. The machine includes a casting die having a molten metal inlet, a cavity into which a molten metal is poured from the... Agent: Greenblum & Bernstein, P.L.C

20070227687 - Die-casting system: The invention provides a die casting system with an external die body having first and second body portions. A die insert is inserted into an opening of each of the first and second body portions.... Agent: Leffert Jay & Polglaze, P.A.

20070227688 - Continuous casting of copper to form sputter targets: Continuous casting of copper to produce sputter targets (20). The resulting targets comprise a relatively low amount of inclusions therein and will result in reduced particulate sputtering leading to a more uniform coating that is sputtered onto the desired substrate.... Agent: Wegman, Hessler & Vanderburg

20070227689 - Method of casting an article: A method of casting an article using a mold including a mold cavity, the method including the steps of providing a compound containing a halogen at at least a portion of a surface of the mold adjacent the mold cavity, pouring molten metal into the mold cavity and allowing the... Agent: Summa, Allan & Additon, P.A.