Process for recovering dimethylnaphthalenes from cracked gas-oil by azeotropic distillation

A dimethylnaphthalene concentrate containing 2,6- and 2,7-isomers is obtained from a cracked gas oil containing dimethylnaphthalenes and boiling within the range 400-650 DEG F. by mixing with a polyalkylene glycol or a mixed ethylene glycol-propylene glycol ether and subjecting the mixture to azeotr...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	ALLEN JOSEPH GERALD, WYNKOOP RAYMOND
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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