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Knecht; Joseph A.
Denver, PA
No. of patents:

Patent Number Title Of Patent Date Issued
5922273 Modular hearth arrangement for cold hearth refining July 13, 1999
In the particular embodiment described in the specification, a cold hearth arrangement has a hearth plate forming a floor above the bottom of a melt chamber enclosure and a hearth is removably mounted on the hearth plate. Coolant supply and return lines are connected through the hearth s

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