Coal gasification installation
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United States of America Patent
Stats
-
Dec 3, 1985
Grant Date -
N/A
app pub date -
Aug 13, 1984
filing date -
Aug 31, 1983
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An installation for gasifying coal in a fluidized bed under high pressure has a vessel resistant to the high pressure and a reactor disposed in the interior of the vessel and having a principal chamber constituting a gasification chamber which permits the establishment of a principal fluidized bed of substantial depth and an auxiliary fluidized bed of a smaller depth. An inclined traveling grate forms the bottom of the gasification chamber and has a lower grate portion supporting the principal fluidized bed and an upper grate portion supporting the auxiliary bed situated in a space between the vessel walls and the gasification chamber. The principal and auxiliary fluidized beds are maintained in hydrostatic equilibrium.
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