PROCESS FOR PURIFYING PRODUCTS FROM COAL TAR

A process for purifying at least one product from coal tar is described. The process involves separating a coal tar fraction having a boiling point in the range of 180°C to 230°C into an acidic portion and a non-acidic portion by contacting the fraction with a caustic compound. The acidic portion is...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	THAKKAR, VASANT P, COUGHLIN, PETER K, BEDARD, ROBERT L, JAN, DENG-YANG, JOHNSON, JAMES A, MAHER, GREGORY F, CHEN, JOHN Q, GORAWARA, JAYANT K, RENDE, DEAN E
Format:	Patent
Sprache:	eng ; fre
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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