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. 22, 2008
Filed:
Nov. 23, 2005
Wataru Sato, Tokai, JP;
Toshiki Watanabe, Tokai, JP;
Tetsuo Okamoto, Tokai, JP;
Daido Tokushuko Kabushiki Kaisha, Aichi, JP;
Daido Ecomet Kabushiki Kaisha, Aichi, JP;
Abstract
A powder body melting burner which injects a powder body, fuel and oxygen into a furnace individually from a burner head and melts the powder body in flames in which the fuel is burned under oxygen support. The burner includes a single powder body injection hole provided in the center of the burner head, a plurality of fuel injection holes disposed at a predetermined central angle in the radial direction centered on the powder body injection hole, a single primary oxygen injection bole provided concentrically which each of the fuel injection holes, a plurality of second oxygen injection holes ranged in large numbers at a predetermined interval so as to enclose each of the powder injection boles and the fuel injection holes with the plurality of secondary oxygen injection holes forming a ring shape as a whole and a cooling chamber provided on the back side of the burner head.