Patent number: 3992468
Abstract: Process for hydrodealkylating alkylaromatic hydrocarbons using a catalyst comprising at least two metals deposited on a carrier, a first of these two metals being selected either from the group consisting of cobalt, ruthenium, osmium, palladium, rhodium, iridium and platinum or from the group consisting of chromium, molybdenum, tungsten and manganese, and the second of these two metals being selected from zinc, cadmium, gallium, indium, thallium, manganese, copper, silver, gold, yttrium, titanium, niobium, tentalum, chromium, molybdenum, tungsten, rhenium, germanium, tin and lead.
Type:
Grant
Filed:
February 24, 1975
Date of Patent:
November 16, 1976
Assignee:
Institut Francais du Petrole, des Carburants et Lubrifiants et Entreprise de Recherches et d'Activities Petrolieres Elf
Inventors:
Jean Cosyns, Bernard Juguin, Jean-Francois Le Page, Jean Miquel