Method of operating a rotary calciner retrofitted to coal-firing
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United States of America Patent
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Jul 31, 1984
Grant Date -
N/A
app pub date -
Nov 12, 1982
filing date -
Nov 12, 1982
priority date (Note) -
Expired
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Abstract
Method of operating a rotary calciner retrofitted from oil- or natural gas-firing to coal-firing, in which coal is burned in a coal furnace and the coal combustion gases are then heated further in a booster burner utilizing oil or natural gas, to raise the combustion gas temperature to permit processing of calcine at up to a design capacity rate.
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