Metal founding inventions

20090288794 - Method and apparatus for manufacturing metal bars or ingots: Method and apparatus for manufacturing metal bars or ingots. The abstract of the disclosure is submitted herewith as required by 37 C.F.R. §1.72(b). As stated in 37 C.F.R. §1.72(b): A brief abstract of the technical disclosure in the specification must commence on a separate sheet, preferably following the claims, under... Agent: Nils H. Ljungman & Associates

20090288795 - Oxide restraint during co-casting of metals: A method and apparatus is disclosed for casting a composite ingot made of metals that are susceptible to surface oxide formation when molten. The method involves co-casting at least two metal layers from at least two molten metal pools formed within a direct chill casting apparatus. During the casting operation,... Agent: Christopher C. Dunham C/o Cooper & Dunham LLP

20090288796 - Method of producing a castable high temperature aluminum alloy by controlled solidification: A castable high temperature aluminum alloy is cast by controlled solidification that combines composition design and solidification rate control to synergistically enhance the performance and versatility of the castable aluminum alloy for a wide range of elevated temperature applications. In one example, the aluminum alloy contains by weight approximately 1.0-20.0%... Agent: Carlson, Gaskey & Olds/pratt & Whitney

20090288797 - Expendable salt core for casting: An expendable salt core has the shape of a water jacket by, e.g., die casting using a salt of bromine and at least one of sodium and potassium, and a salt of carbonic acid and at least one of sodium and potassium. The expendable salt core is formed to contain... Agent: Yamaha Hatsudoki Kabushiki Kaisha C/o Keating & Bennett, LLP

20090288798 - Method and apparatus for controlling temperature of thin cast strip: An apparatus and method for continuously casting thin steel strip includes a pair of counter-rotatable casting rolls having a nip there between capable of delivering cast strip downwardly from the nip, a metal delivery system capable of forming a casting pool supported on casting surfaces of the casting rolls above... Agent: Hahn Loeser & Parks, LLP

20090288799 - Method of production of ultralow carbon cast slab: A method of production of an ultralow carbon cast slab characterized by adding Ti to molten steel decarburized to a carbon concentration of 0.01 mass % or less, further adding at least one of Ce, La, and Nd, and using an immersion nozzle to inject the above molten steel from... Agent: Kenyon & Kenyon LLP

20090283237 - Rotary drum and vibratory conveyor system: A rotary drum and vibratory conveyor system including a single walled rotary drum positioned above a vibratory conveyor assembly. The rotary drum may be segmented with each segment having end flanges that are connected to an adjoining segment with bolts. A section or sections of the rotary drum have perforations... Agent: Lawrence Steingold

20090283238 - Manufacturing method for optical element: To obtain a positioning reference portion with good processing accuracy, which is formed of a newly-formed surface, a blank is press-molded by an upper mold, whereby a vertex portion abuts on an inner wall portion of a lower mold. In such a way, an oxide film that covers the vertex... Agent: Canon U.s.a. Inc. Intellectual Property Division

20090283239 - Mold-forming assembly: A mold-forming assembly for forming chemical set sand into a plurality of mold portions for one or more objects to be cast in the mold portions. The assembly includes a loading subassembly for forming the mold portions, a positioning subassembly for positioning each mold portion in a predetermined position, and... Agent: Valentine A Cottrill Susan Tandan

20090283240 - Side dam with insert: A side dam for use in a continuous twin roll caster system includes a body of refractory material having opposed outer surfaces with one outer surface adapted to contact molten metal and casting rolls in a continuous twin roll caster system and retain molten metal, and an opposite outer surface... Agent: Hahn Loeser & Parks, LLP

20090283241 - Equipment for continuous casting operation: Equipment for a continuous casting operation includes a closed chamber having first and second connecting holes, a furnace unit disposed in the chamber, a horizontal casting apparatus connected to the first connecting hole and including at least one first die having a first passage connected to the melting furnace, a... Agent: Christie, Parker & Hale, LLP

20090277600 - Continuous casting machine using molten mold flux: A continuous casting machine injecting molten mold flux into a mold includes: melt-surface covers covering the upper side of the mold; gas aspirators provided below the melt-surface covers for inhaling the gas in an upper space of the mold; and purge gas injectors provided below the melt-surface covers for injecting... Agent: Finnegan, Henderson, Farabow, Garrett & Dunner LLP

20090272509 - Sand mold end conveyor: An improved a sand casting line where in sand molds are carried on cars along at least a first and second linear parallel yet opposing paths, including an endless loop conveyor positioned proximal a discharge end of one of the linear paths and a loading end of the other of... Agent: Smith, Gambrell & Russell

20090272510 - Speed synchronization system of aluminum alloy slab continuous casting and rolling line and production facility and method of production of aluminum alloy continuously cast and rolled slab using same: A speed synchronization system in an aluminum alloy slab continuous casting and rolling line having a twin-belt casting machine and skin pass rolling machine which suitably controls a belt speed of the twin-belt casting machine and roll speed of the skin pass rolling machine so as to obtain a sound... Agent: Millen, White, Zelano & Branigan, P.C.