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. 28, 2010
Filed:
Jun. 08, 2006
Tamio Okada, Tokyo, JP;
Tadao Sasaki, Tokyo, JP;
Katsuyuki Shirakawa, Tokyo, JP;
Ryouichi Kishida, Tokyo, JP;
Shinnosuke Takeuchi, Tokyo, JP;
Tamio Okada, Tokyo, JP;
Tadao Sasaki, Tokyo, JP;
Katsuyuki Shirakawa, Tokyo, JP;
Ryouichi Kishida, Tokyo, JP;
Shinnosuke Takeuchi, Tokyo, JP;
Nippon Crucible Co., Ltd., Tokyo, JP;
Abstract
A crucible-type continuous melting furnace includes a preheating tower for storing the material to be melted, and an exhaust port on the top thereof; a melting crucible furnace disposed below the preheating tower and having a melting crucible to which the material to be melted is supplied from the preheating tower; a heating burner for heating the melting crucible; and a preheating burner for preheating the material to be melted and disposed in a position that is higher than the heating burner; the melting crucible furnace having an introduction portion for introducing a combustion gas from the heating burner into the preheating tower; and the melting crucible having a molten metal outlet on the side wall for discharging the molten metal obtained by melting the material.