Corrosion inhibition when distilling coal liquids by adding cresols or phenols
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United States of America Patent
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Apr 16, 1985
Grant Date -
N/A
app pub date -
Mar 21, 1984
filing date -
Mar 21, 1984
priority date (Note) -
Expired
status (Latency Note)
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Abstract
Fractionation apparatus material corrosion in a coal liquefaction system is reduced by addition of compounds having a pK.sub.b <6 to tower feed streams or to the tower itself.
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