The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 30, 2004
Filed:
Apr. 19, 2002
Vivek M. Sample, Murrysville, PA (US);
Scott E. Reighard, Lower Burrell, PA (US);
Vincent A. Paola, Jeannette, PA (US);
Ronald G. Chabal, New Kensington, PA (US);
Alcoa Inc., Pittsburgh, PA (US);
Abstract
A molten metal supply system ( ) includes a plurality of injectors ( ) each having an injector housing ( ) and a reciprocating piston ( ). A molten metal supply source ( ) is in fluid communication with the housing ( ) of each of the injectors ( ). The piston ( ) is movable through a first stroke allowing molten metal ( ) to be received into the housing ( ) from the molten metal supply source ( ), and a second stroke for displacing the molten metal ( ) from the housing ( ). A pressurized gas supply source ( ) is in fluid communication with the housing ( ) of each of the injectors ( ) through respective gas control valves ( ). The molten metal supply system ( ) is in fluid communication with an outlet manifold ( ) having a plurality of outlet dies ( ), which may be used to form continuous metal articles including rods, bars, ingots, and continuous plate.