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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

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Related Subjects

/208/
adding
addition
apparatus
coal
coal liquefaction
coal liquid
coal liquids
compounds
corrosion
corrosion inhibition
cresols
distilling
feed
feed stream
feed streams
fractionation
inhibition
liquefaction
liquids
material
material corrosion
phenols
pk
reduced
streams
tower