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| Number | Title | Issue Date |
| 7338629 | Integrated metal processing facility A system and method for forming and heat treating a metal casting are provided. ... | 03/04/2008 |
| 7331374 | Method and apparatus for assisting removal of sand moldings from castings Disclosed is a method for dislodging a mold from a casting formed within the mold. The mold may be removed from the casting by scoring the mold and applying a force sufficient to cause the mold to fracture and break into pieces. Additionally, the mold may be fractur... | 02/19/2008 |
| 7293598 | Cylinder liner improvements An engine block mold, including at least one barrel slab core (10), the or each barrel slab core (10) including a slab portion (12), and at least one barrel portion (14) adapted to receive a cylinder liner (1), wherein the barrel p... | 11/13/2007 |
| 7290583 | 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 ... | 11/06/2007 |
| 7290586 | Bicontinuous composites A ceramic foam having pores in the range of 20 to 800 microns and 10 to 30 % of theoretical density is placed in a preheated mould and molten metal or plastics is drawn in to form a bicomposite structure. ... | 11/06/2007 |
| 7281568 | Method for producing a stratified composite material A method is described for producing a stratified composite material, with a melt of a layer material being cast progressively in a forward feed direction onto a strip-like metal carrier which is heated to a treatment temperature required for the bonding with the lay... | 10/16/2007 |
| 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 |
| 7201209 | Method and apparatus for casting aluminum by casting mold An aluminum casting process using a casting mold in which after the cavity (25) is filled with an inert gas, magnesium is introduced into the cavity to have a magnesium layer (58a) deposited on the cavity wall. Then, nitrogen gas is introduced i... | 04/10/2007 |
| 7156149 | Method for producing a stratified composite material A method is described for producing a stratified composite material, with a layer of sinterable solids particles being applied to a strip-like metal carrier and being sintered with liquid phase by the supply of heat continuously in the forward feed direction. In ord... | 01/02/2007 |
| 7104307 | Casting mold for engine block A casting mold for an engine block and method for manufacturing the casting mold. In one embodiment, the casting mold includes a mold seat with a double-curved surface, and a cast-in cylinder liner. The cylinder liner has an axis and an end surface. The end surface ... | 09/12/2006 |
| 7047612 | Method for repairing a casting This invention relates generally to a method for repairing a casting, and more specifically to a method of repairing a casting by pouring melted filler material into a damaged portion of the original casting. Damaged cast metal components, such as a cylinder head of... | 05/23/2006 |
| 7036550 | Infiltrated aluminum preforms A method for the manufacture of a three-dimensional object includes the steps of forming a mixture that contains a binder and a least one of aluminum or a first aluminum-base alloy into a green composite, removing the binder from said green composite, forming a poro... | 05/02/2006 |
| 7013947 | Method for preparing engine block cylinder bore liners A method for preparing engine block cylinder bore liners is disclosed, the method including preconditioning of the cylinder bore liners for use in sand casting of engine cylinder blocks, wherein an efficiency of the preconditioning process is maximized, a metal pour... | 03/21/2006 |
| 6997232 | Infiltrated aluminum preforms A method for the manufacture of a three-dimensional object includes the steps of forming a mixture that contains a binder and a least one of aluminum or a first aluminum-base alloy into a green composite, removing the binder from said green composite, forming a poro... | 02/14/2006 |
| 6991021 | Process for the injection of an electric motor rotor A process for the injection of an electric motor rotor, said rotor comprising: a lamination stack (10) having a central axial bore (11) and a plurality of axial channels (12); and a cage (30) of aluminum, which is formed by an upper end r... | 01/31/2006 |
| 6955112 | Multi-structure metal matrix composite armor and method of making the same A lightweight armor system may comprise multiple reinforcement materials layered within a single metal matrix casting. These reinforcement materials may comprise ceramics, metals, or other composites with microstructures that may be porous, dense, fibrous or particu... | 10/18/2005 |
| 6935405 | Sink compound laminate modeling process A sink compound laminate molding process having a copper material in thickness of 0.1-0.8 mm placed at the bottom of the molding cavity with the bottom of the copper laminate fully bound to the bottom of the molding cavity, the copper being heated up to 300-600° C.... | 08/30/2005 |
| 6921473 | Electrolytic reduction of metal oxides such as titanium dioxide and process applications A method of removing oxygen from a solid metal, metal compound or semi-metal M1O by electrolysis in a fused salt of M2Y or a mixture of salts, which comprises conducting electrolysis under conditions such that reaction of oxygen rather than M2 deposition occurs at a... | 07/26/2005 |
| 6910522 | 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 ... | 06/28/2005 |
| 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 |
| 6823928 | Infiltrated aluminum preforms A method for the manufacture of a three-dimensional object includes the steps of forming a mixture that contains a binder and a least one of aluminum or a first aluminum-base alloy into a green composite, removing the binder from said green composite forming a porou... | 11/30/2004 |
| 6786272 | Apparatus and method for die casting The present invention provides a method and apparatus for die-casting copper and other metals that are cost-effective and practical for production use in die-casting, for example, copper motor rotors. In motor rotors, the incorporation of die-cast copper for conduct... | 09/07/2004 |
| 6719034 | Process for producing a tube-shaped cathode sputtering target A process for producing a tube target for cathode sputtering plants, in which the tube target is formed from a metallic inner tube (target holder) made of a first material with a first melting point of Ts1≧900 K and a metallic outer tube (target) that c... | 04/13/2004 |
| 6637495 | Method and apparatus for molding wind chimes with glass inserts A method and apparatus for molding wind chimes reduces the likelihood that a glass insert will fracture when they are placed in a mold and the mold is charged with molten metal. The casting temperature of the molten metal is adjusted to compensate for the... | 10/28/2003 |
| 6296045 | Ceramic-metal composite and method to form said composite A ceramic-metal composite that is tough and stiff has been prepared and is comprised of an inert ceramic (e.g., alumina) embedded and dispersed in a matrix comprised of a metal (e.g., aluminum), a reactive ceramic (e.g., boron carbide) and a reactive cera... | 10/02/2001 |
| 6112802 | Process for producing an intermetallic join The aim is to improve the strength of an intermetallic bond between engine component made from an aluminium alloy and a reinforcing element made from austenitic cast iron. For that purpose, the reinforcing element is annealed in a decarbonising atmosphere... | 09/05/2000 |
| 6112803 | Process for producing cylinder heads for internal combustion engines The cylinder head for internal combustion engines is produced by pouring liquid cylinder head material, especially aluminum, into a cylinder head mold containing a mold core having stepped sections in the region of the valve seat ring and the valve guide.... | 09/05/2000 |
| 6109334 | Method of static casting composite brake drum A mold with a cylindrical sidewall, is provided. A shell is positioned around the sidewall. The shell is heated to between 500 and 1,000 F. Molten iron alloy between 2550 and 2650° F. is poured into the mold. The resulting composite brake drum is cooled ... | 08/29/2000 |
| 6006819 | Process for producing aluminum-based composite member An aluminum-based composite member having an increased strength of bond between an aluminum-based body and a cast iron material portion which is incorporated into the aluminum-based body by casting is provided by an improved process. The following steps a... | 12/28/1999 |
| 5878804 | Multiproperty metal forming process Methods for semisolid manufacturing of precision parts, turbine rotors for example, comprised of a plurality of high melting point alloys are given. Generally, a semisolid/thixotropic process is operated under vacuum utilizing a heated mold. The process p... | 03/09/1999 |
| 5776207 | Lead acid storage battery and method for making same The invention provides a method for making a thin strap in a stable molten state in producing a plate group for a lead acid storage battery by integrally welding lugs of a plurality of plates of the same polarity by cast-on-strap process. According to the... | 07/07/1998 |
| 5676192 | Cast-in process In carrying out a cast-in process, a cast-in insert member is placed into a cast forming cavity in a casting mold, and a casting is conducted. The cast-in insert member has a barrier layer on its non-deposited surface for inhibiting the deposition of a mo... | 10/14/1997 |
| 5509459 | Pressure cast alumina tile reinforced aluminum alloy armor and process for producing the same A process for forming pressure cast alumina tile reinforced aluminum alloy rmor in which a silver coated aluminum disc is first inserted into a mold assembly, the mold assembly includes a base plate, a hollow steel die with a removable steel liner located ... | 04/23/1996 |
| 5394929 | Method of preparing boron carbie/aluminum cermets having a controlled microstructure The invention relates to subjecting boron carbide to a heat treatment at a temperature within a range of 1250° C. to less than 1800° C. prior to infiltration with a molten metal such as aluminum. This method allows control of kinetics of metal infiltrat... | 03/07/1995 |
| 5392512 | Method for fabricating two-piece scroll members by diecasting A two-step two-piece high-pressure casting process for the fabrication of a scroll member containing a generally circular end plate, a scroll hub on one side of the end plate and an involute wrap on the other side thereof. The involute wrap is pre-fabrica... | 02/28/1995 |
| 5385195 | Nickel coated carbon preforms The invention produces a light metal alloy composite having a nickel coated graphite or carbon with a nickel-containing intermetallic phase within a portion of a casting. A mold is provided to cast a light metal into a predetermined shape. A nickel coated... | 01/31/1995 |
| 5377741 | Method of forming metal matrix composites by use of an immersion casting technique The present invention relates to a novel method for forming metal matrix composite bodies. Particularly, a permeable mass of filler material is formed into a preform. An infiltration enhancer or an infiltration enhancer precursor or an infiltrating atmosp... | 01/03/1995 |
| 5365997 | Method for preparing an engine block casting having cylinder bore liners A method for preparing an engine block casting having integral cylinder bore liners (10). A barrel slab core (14) includes barrel cores (18). Bore liners (10) surround the barrel cores (18) and are fixed in relation to the barrel slab core (14). A cylinde... | 11/22/1994 |
| 5335712 | Shaped bodies containing short inorganic fibers or whiskers and methods of forming such bodies A fiber-organic composition includes from about 5% to 50% by volume of uniformly dispersed, non-planar or three dimensionally random oriented inorganic fibers or whiskers, and a thermoplastic material such as paraffin wax. The composition also includes su... | 08/09/1994 |
