PROCESS FOR OPERATING A COAL-FIRED FURNACE WITH REDUCED SLAG FORMATION
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United States of America Patent
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N/A
Issued Date -
N/A
app pub date -
Sep 12, 2013
filing date -
Jan 15, 2008
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
There is provided a process for operating a coal-fired furnace to generate heat. The process has the steps of a) providing the coal to the furnace and b) combusting the coal in the presence of a first slag-reducing ingredient and a second slag-reducing ingredient in amounts effective to reduce slag formation in the furnace. The first slag-reducing ingredient and the second slag-reducing ingredient are different substances. The first slag-reducing ingredient is selected from the group consisting of magnesium carbonate, magnesium hydroxide, magnesium oxide, magnesium sulfate, and combinations thereof. The second slag-reducing ingredient is selected from the group consisting of copper acetate, copper nitrate, aluminum nitrate, aluminum oxide, aluminum hydroxide, and ammonium phosphate. There is also provided a method for reducing slag formation in a coal-fired furnace.
First Claim
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