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US 4,284,015 AGranted
Pollution-free coal combustion process
OwnerNorman L. Dickinsoninventor
Life of this patent
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Abstract
A continuous process for the combustion of solid fuels in the presence of strong sulfuric acid under conditions such that oxides of nitrogen are not formed and oxides of sulfur and particles of ash are effectively prevented from contaminating the gaseous products released to the atmosphere.
Claims9
A combustion process in which a sulfur-containing fuel is burned in a combustion zone to which it is charged as a slurry in sulfuric acid solution.
Dependencies are inferred from the claim text.