Electric heating – Heating devices – With heating unit structure
Reexamination Certificate
2005-01-18
2005-01-18
Walberg, Teresa J. (Department: 3742)
Electric heating
Heating devices
With heating unit structure
C219S056000, C219S553000, C029S611000
Reexamination Certificate
active
06844532
ABSTRACT:
A MoSi2arc-shaped heater formed in a continuous waveform, characterized in that U-shaped heater members having parallel parts are connected alternately to each other at the end parts, and the parallel faces of the U-shaped heater members have an angle relative to each other and an arc-shaped face with a specified curvature in a connecting direction, wherein a large number of parallel U-shaped heater members having heating parts are connected to each other and welded so that the heater can have a generally arc-shaped curved surface to install the heater onto the inner wall of a heating furnace, whereby the arc heater having an excellent joining strength and capable of being manufactured stably, and a method and a device for manufactured the heater can be provided.
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Takagaki Daisuke
Takamura Hiroshi
Howson and Howson
Nikko Materials Company Limited
Walberg Teresa J.
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