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:
Sep. 06, 2016
Filed:
Jul. 06, 2011
Masanari Watanabe, Osaka, JP;
Yoshihisa Abe, Osaka, JP;
Masanari Watanabe, Osaka, JP;
Yoshihisa Abe, Osaka, JP;
TOYO TANSO CO., LTD., Osaka, JP;
Abstract
Provided is a method for carburizing a tantalum container which can easily control the carburization thicknesses of various portions of the tantalum container and carburize the tantalum container with a uniform thickness. A method for carburizing a tantalum containermade of tantalum or a tantalum alloy to allow carbon to penetrate the tantalum containerincludes the steps of: supporting the tantalum containeron a support memberprovided in a chamberand setting the tantalum containerin the chamber; and reducing the pressure inside the chamberand heating the interior of the chamber, wherein a carbon source is placed in the vicinity of a portion of the tantalum containerhard to carburize.