Continuous furnace system
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United States of America Patent
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Dec 20, 2016
Grant Date -
Oct 1, 2015
app pub date -
Mar 26, 2014
filing date -
Mar 26, 2014
priority date (Note) -
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Abstract
A furnace system includes a pre-heating device disposed on a conveyer device, a heating member disposed in the pre-heating device for pre-heating the work piece, a furnace facility located behind the pre-heating device and having a heating zone, a carburizing zone for carburizing the work piece, a diffusing zone and a temperature decreasing zone for lowering the temperature of the work piece, and a cooling zone for lowering the work piece to a room temperature, the furnace facility includes a front door and a rear door and one or more intermediate doors for confining the work piece within the furnace facility, and a heating element is disposed in the furnace facility for pre-heating the work piece.
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