Method for energy recovery from hydrogen sulfide
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United States of America Patent
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Oct 16, 2007
Grant Date -
Feb 1, 2007
app pub date -
Jun 20, 2005
filing date -
Jun 20, 2005
priority date (Note) -
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Abstract
A method for producing sulfur and energy from an acid gas stream containing hydrogen sulfide by partially combusting the acid gas stream to produce a combustion product gas, mixing a sulfur dioxide stream with the combustion product gas, separating sulfur from the mixture, combusting sulfur to produce sulfur dioxide and heat energy and passing at least a portion of the sulfur dioxide to the combustion product gas.
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