ANTIPOLLUTING TREATMENT OF A USED REFINING CATALYST AND RECUPERATION OF METALS

Process for antipollution treatment and recovery of metals from a catalyst for refining an oil feedstock in the spent state, containing at least one contaminating metal chosen from the group consisting of vanadium, nickel and iron. The process is characterised especially in that a) the catalyst disc...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	LLIDO, ERIC, TRINH DINH, CHAN
Format:	Patent
Sprache:	eng ; fre
Schlagworte:	CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOIDCHEMISTRY CHEMISTRY DISPOSAL OF SOLID WASTE FERROUS OR NON-FERROUS ALLOYS METALLURGY PERFORMING OPERATIONS PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL PRETREATMENT OF RAW MATERIALS PRODUCTION AND REFINING OF METALS RECLAMATION OF CONTAMINED SOIL SOIL THEIR RELEVANT APPARATUS TRANSPORTING TREATMENT OF ALLOYS OR NON-FERROUS METALS
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