Corrosion inhibition when distilling coal liquids by adding cresols or phenols

Patent · Tue Apr 16 00:00:00 EST 1985

OSTI ID:5212226

Baumert, K L; Davis, B H; Sagues, A A

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.

• Assignee: International Coal Refining Co.
• Patent Number(s): US 4511453
• OSTI ID: 5212226
• Resource Relation: Patent File Date: Filed date 21 Mar 1984; Other Information: PAT-APPL-591737
• Country of Publication: United States
• Language: English

Related Subjects

01 COAL, LIGNITE, AND PEAT
COAL LIQUEFACTION
DISTILLATION EQUIPMENT
CORROSION PROTECTION
COAL LIQUIDS
CORROSION INHIBITORS
CRESOLS
FRACTIONATION
PHENOLS
AROMATICS
EQUIPMENT
FLUIDS
HYDROXY COMPOUNDS
LIQUEFACTION
LIQUIDS
ORGANIC COMPOUNDS
SEPARATION PROCESSES
THERMOCHEMICAL PROCESSES
010405* - Coal
Lignite
&amp; Peat- Hydrogenation &amp; Liquefaction