Metallurgical apparatus – With means treating or handling gases exhausted by treating... – By condensing and collecting a volatile constituent
Reexamination Certificate
2005-01-04
2005-01-04
Kastler, Scott (Department: 1742)
Metallurgical apparatus
With means treating or handling gases exhausted by treating...
By condensing and collecting a volatile constituent
C266S208000
Reexamination Certificate
active
06838045
ABSTRACT:
A purification apparatus including a vertical stack of a feed heating zone having a feed crucible1, a condensation zone having a plurality of condensation vapor passage plates5, a solidification zone having a solidification crucible2and an entrapment/solidification zone having a plurality of entrapment/solidification vapor passage plates7.
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Kimura Shun-ichi
Tayama Kishio
Dowa Mining Co. Ltd.
Frishauf Holtz Goodman & Chick P.C.
Kastler Scott
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