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:
Dec. 18, 2012
Filed:
Dec. 01, 2006
Applicants:
Jun Masuda, Mishima, JP;
Ryosuke Fujimoto, Numazu, JP;
Inventors:
Jun Masuda, Mishima, JP;
Ryosuke Fujimoto, Numazu, JP;
Assignee:
Toshiba Kikai Kabushiki Kaisha, Tokyo-to, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C21D 8/10 (2006.01);
U.S. Cl.
CPC ...
Abstract
There is provided a melt supply pipe for aluminum die casting which is strong to mechanical impact and is excellent in the melting loss resistance to a molten aluminum alloy and which has a significantly extended life. The melt supply pipe for connecting a melting furnace and a plunger sleeve of a die casting machine, includes an inner ceramic pipe and an outer steel pipe fitted to the inner pipe, wherein a Ni alloy layer is formed over the inner circumferential surface of the outer steel pipe, and TiC particles are bonded to the surface of the Ni alloy layer.