C - Chemistry – Metallurgy – 10 – G
Patent
C - Chemistry, Metallurgy
10
G
196/54
C10G 45/58 (2006.01) C10G 45/60 (2006.01)
Patent
CA 2017634
Lubricating base oils having a high viscosity index, preferably at least 135, are manufactured by catalytic hydroisomerisation of a hydrocarbonaceous feedstock, derived from a waxy crude oil, which feedstock has not been treated to remove a lubricating base oil fraction and which feedstock contains at least 30% by weight wax and has at least 80% by weight boiling above 300 °C and at most 30% by weight boiling above 540 °C.
Bertaux Jean-Marie A.
Holley Jean-Claude M.
Janssen Martinus M. P.
Ogilvy Renault Llp/s.e.n.c.r.l.,s.r.l.
Shell Internationale Research Maatschappij B.v.
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