Electric heating – Microwave heating – With diverse-type heating
Reexamination Certificate
2005-07-22
2008-09-16
Leung, Philip H (Department: 3742)
Electric heating
Microwave heating
With diverse-type heating
C219S686000, C219S757000, C219S762000, C432S176000, C432S201000, C432S205000
Reexamination Certificate
active
07425692
ABSTRACT:
In a system for thermally processing materials, at least one slot eductor is disposed in a wall or roof surface of the furnace chamber to provide circulation of gas within the furnace chamber.
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patent: 6814572 (2004-11-01), Okabe
patent: 2004/0173608 (2004-09-01), Seccombe et al.
Orbeck Gary
Seccombe, Jr. Donald A.
BTU International Inc.
Leung Philip H
Weingarten Schurgin, Gagnebin & Lebovici LLP
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