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U.S. Department of Energy
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Corrosion inhibition when distilling coal liquids by adding cresols or phenols

Patent ·
OSTI ID:865421
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.
Research Organization:
International Coal Refining Company, Allentown, PA (United States)
Sponsoring Organization:
USDOE
DOE Contract Number:
AC05-78OR03054
Assignee:
International Coal Refining Company (Allentown, PA)
Patent Number(s):
4,511,453
Application Number:
06/591737
OSTI ID:
865421
Country of Publication:
United States
Language:
English