Metallurgical apparatus – Means for melting or vaporizing metal or treating liquefied... – With means to discharge molten material
Reexamination Certificate
2007-04-17
2007-04-17
Kastler, Scott (Department: 1742)
Metallurgical apparatus
Means for melting or vaporizing metal or treating liquefied...
With means to discharge molten material
C266S275000, C222S595000
Reexamination Certificate
active
10451842
ABSTRACT:
A container does not need a member such as a stoke and the like that are exposed to the molten metal therein, thus the necessity to replace the parts such as the stoke and the like can be eliminated. In addition, there is no structure like the stoke in the container, the operability for the preheating is improved thus the preheating can be performed effectively. In addition, since a flow passage is formed inside the lining with high heat conductivity, inner heat of the container is easily conducted to the flow passage. Thus, the decrease in temperature of the molten metal that flows inside the flow passage can be suppressed to the utmost.
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Internation Preliminary Examination Report (English Translation), Dec. 27, 2001.
Examination Report dated Nov. 28, 2003 issued by the UK Patent Office.
Abe Tsuyoshi
Mizuno Hitoshi
Hoei Shokai Co., Ltd.
Kastler Scott
Rader, FIshman & Grauer PLLC
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