Heating – Work chamber having heating means – Having means by which work is progressed or moved mechanically
Reexamination Certificate
2005-06-28
2005-06-28
Wilson, Gregory (Department: 3749)
Heating
Work chamber having heating means
Having means by which work is progressed or moved mechanically
C432S154000, C110S245000
Reexamination Certificate
active
06910882
ABSTRACT:
The invention comprises, in one form thereof, a continuous processing apparatus for high temperature thermal treatment of granular materials. The apparatus includes a vertical conveyor means with an internal feed mechanism for transporting granular feedstock upward, an external export means for taking reacted product downward wherein said internal feed heats said granular feedstock by absorbing heat from the product flowing downward through said export means, and a heating means disposed around a top portion of said vertical conveyor means and said external export means.
REFERENCES:
patent: 5388773 (1995-02-01), Perry
patent: 6119607 (2000-09-01), Guy et al.
patent: 6357577 (2002-03-01), Bruke
Fischer Ludger
Hoechst Uwe
Miller Charles
Stry William
Harper International Corporation
Jaeckle Fleischmann & Mugel LLP
SGL Carbon AG
Wilson Gregory
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