Method and apparatus for drying fine coal
Patent
·
OSTI ID:5325543
This patent describes a coal drying apparatus. It comprises a rotatable drying chamber, a rotatable heating member positioned within the drying chamber, and forming a coal drying zone therebetween, screen openings in the wall of the drying chamber, and moisture exhaust means from the drying chamber. Also described is a coal drying apparatus comprising a cylindrical tubular drying chamber mounted for rotation about its axis, screen openings in the wall of the drying chamber, a cylindrical tubular heating member mounted within the drying chamber for rotation about the axis of the heating member. The drying chamber and the heating means forming a coal drying zone therebetween, gas conduit means in flow communication with the interior of the heating chamber for movement of heated gas through the heating chamber, and a coal delivery port positioned above the heating member for discharge of wet coal into the heating chamber.
- Assignee:
- CLI International Enterprises, Inc., Pittsburgh, PA
- Patent Number(s):
- US 4854941
- Application Number:
- PPN: US 7180303A
- OSTI ID:
- 5325543
- Country of Publication:
- United States
- Language:
- English
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