System and method for firing coal having a significant mineral c

Details System and method for firing coal having a significant mineral c System and method for firing coal having a significant mineral c

1982-09-27

1984-03-27

Yuen, Henry C.

Furnaces

Process

Burning pulverized fuel

110263, F23K 100, F23D 100

Patent

active

044387091

ABSTRACT:
A conventional pulverized coal-fired furnace is supplied fuel at two different levels. The raw coal is classified into a stream of relatively pure coal ground to conventional fineness for burners at the lower level, and a stream of very finely divided coal with a large, heavy mineral content for burners at the higher level.

REFERENCES:
patent: 3229650 (1966-01-01), Reichl
patent: 3229651 (1966-01-01), Wasp
patent: 4246853 (1981-01-01), Mehta
patent: 4253403 (1981-03-01), Vatsky
patent: 4259911 (1981-04-01), Jones
patent: 4315734 (1982-02-01), Ramesohl et al.
patent: 4349331 (1982-09-01), Floter

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