Process for making improved lubricating oils from heavy...

Details Process for making improved lubricating oils from heavy... Process for making improved lubricating oils from heavy...

C - Chemistry, Metallurgy

10

G

196/103

C10G 47/16 (2006.01) C10G 45/64 (2006.01)

Patent

CA 1248483

PROCESS FOR MAKING IMPROVED LUBRICATING OILS FROM HEAVY FEEDSTOCK ABSTRACT A dewaxing process is disclosed which will operate for longer periods of time involving contacting a feedstock having a 50 volume percent boiling point greater than 482°C (900°F) with a catalyst composite of a crystalline aluminosilicate zeolite, having a Constraint Index of from 1 to 12 and a silica-to-alumina ratio of at least 12 and an inorganic oxide binder such as alumina. The catalyst composite has a maximum diffusion distance of less than 0.6 mm (0.025 inch).

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