Metallurgical apparatus – Means treating solid metal – By contact with gas
Reexamination Certificate
2006-03-28
2006-03-28
Kastler, Scott (Department: 1742)
Metallurgical apparatus
Means treating solid metal
By contact with gas
C432S198000, C432S201000
Reexamination Certificate
active
07018584
ABSTRACT:
A method for metal processing is provided in which a cooling atmosphere comprising hydrogen is used for accelerated cooling of a processed metal part in a furnace, resulting in improved properties for the metal part. A sintering furnace is also provided and comprises a means for inhibiting gas flows between a heating zone and a cooling zone of the furnace.
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Cohen Joshua L.
Kastler Scott
Lau Bernard
The BOC Group Inc.
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