Methods for recovering sodium sulfides from a sulfur scavenging reaction
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United States of America Patent
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Apr 16, 1996
Issued Date -
N/A
app pub date -
Jul 19, 1994
filing date -
Mar 5, 1993
priority date (Note) -
Expired
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Abstract
A method is provided for the regeneration of a scavenging compound that has been reacted with hydrogen sulfide. Regeneration is accomplished through the use of calcium oxides and sodium hydroxide. Sodium sulfide is recovered from the regeneration process in a commercially useful form. Calcium oxides are also regenerated in the process, allowing for minimal or no chemical waste.
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