TREATMENT METHOD OF HAR OIL IN STEAM CRACKER

PROBLEM TO BE SOLVED: To provide a treatment method of a HAR (Heavy Aromatic Residue) oil to be a bottom oil of a steam cracker without reducing an interval of decoking of the steam cracker.SOLUTION: In the treatment method of a HAR oil, a portion or all of a hydrogenated HAR oil formed by hydrogena...

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Bibliographische Detailangaben
Hauptverfasser:	SANO TAKASHI, TAKAHASHI SHINYA, SAWARA WATARU
Format:	Patent
Sprache:	eng
Schlagworte:	CHEMISTRY CRACKING HYDROCARBON OILS FUELS LUBRICANTS METALLURGY MINERAL WAXES PEAT PETROLEUM, GAS OR COKE INDUSTRIES PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVEHYDROGENATION, OLIGOMERISATION, POLYMERISATION RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, ORGASES REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS REFORMING OF NAPHTHA TECHNICAL GASES CONTAINING CARBON MONOXIDE
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Beschreibung
Zusammenfassung:	PROBLEM TO BE SOLVED: To provide a treatment method of a HAR (Heavy Aromatic Residue) oil to be a bottom oil of a steam cracker without reducing an interval of decoking of the steam cracker.SOLUTION: In the treatment method of a HAR oil, a portion or all of a hydrogenated HAR oil formed by hydrogenating the HAR oil is recycled as a raw material oil for the steam cracker.