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:
Jun. 24, 2003
Filed:
Jul. 11, 2002
Kazuhiro Toyoda, Nagoya, JP;
Makoto Chujoya, Nagoya, JP;
Shigeo Hanajima, Nagoya, JP;
Takashi Suzuki, Nagoya, JP;
Takashi Orii, Nagoya, JP;
Takao Shimizu, Nagoya, JP;
Toshiharu Noda, Nagoya, JP;
Bunji Naito, Nagoya, JP;
Kohachiro Ohashi, Nagoya, JP;
Daido Tokushuko Kabushiki Kaisha, Aichi, JP;
Abstract
A Ti-base wire rod for forming molten metal excellent both in rod feeding smoothness and arc stability is disclosed. A wire rod is composed of Ti metal, and has in the surficial portion including the surface thereof an oxygen enriched layer having an oxygen concentration higher than that in an inner portion. Ratio T /D of the thickness T of the oxygen enriched layer and the diameter D of the wire rod is adjusted within a range of 1×10 to 1×10 , and the average oxygen concentration of the oxygen enriched layer is adjusted to 1 wt % or above.