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:
Jul. 08, 2014
Filed:
Nov. 13, 2012
Toshiba Kikai Kabushiki Kaisha, Tokyo, JP;
Jun Masuda, Shizuoka-ken, JP;
Ryosuke Fujimoto, Shizuoka-ken, JP;
Toshiba Kikai Kabushiki Kaisha, Tokyo, JP;
Abstract
Methods are disclosed for producing melt supply pipes. In one illustrative implementation, there is provided a method for producing a melt supply pipe, composed of an inner ceramic pipe and an outer steel pipe fitted to the inner pipe, the melt supply pipe directed to connecting a melting furnace and a plunger sleeve of a die casting machine. Moreover, the method may include forming a Ni alloy layer over the inner circumferential surface of the outer steel pipe, burying the outer pipe in and bonding the surface of the Ni alloy layer to TiC particles, and fitting the inner ceramic pipe into the outer pipe with the TiC particles bonded to the inner circumferential surface.