Method for firing coal in pyro-processes using direct heat recup

Details Method for firing coal in pyro-processes using direct heat recup Method for firing coal in pyro-processes using direct heat recup

1981-02-23

1983-01-04

Yuen, Henry C.

Heating

Processes of heating or heater operation

Including passing, treating or conveying gas into or through...

432106, 432 78, 110347, F27B 1500, F23D 100

Patent

active

043670652

ABSTRACT:
Coal is placed upon hot mineral solids being cooled by an upward flow of ambient air; the coal is dried, ignited and completely combusted under process conditions associated with cooling after firing. The hot off-gas from cooling is returned directly to the firing section or other sections of the process as heat.

REFERENCES:
patent: 3276755 (1966-10-01), Bast
patent: 3627287 (1971-12-01), Herz
patent: 4078882 (1978-03-01), Houd
patent: 4120645 (1978-10-01), Heian et al.
patent: 4280418 (1981-07-01), Erhard

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