Patent ID: 11959033
Assignee: SHELL USA, INC.
Field: Basic materials chemistry (Chemistry)
Classification: CPC C | IPC C

Claim 0:
1. A liquid fuel composition for a spark ignition internal combustion engine, the liquid fuel composition comprising:
(a) a concentration of 3% to 25% by volume of the liquid fuel composition of a Fischer-Tropsch derived naphtha
comprising a mixture of hydrocarbons having between 5 and 12 carbon atoms, a RON from 27 to 32, and a MON from 27 to 32;

(b) a concentration of 5% to 25% by volume of the liquid fuel composition of an oxygenated hydrocarbon; and
(c) a gasoline base fuel,
wherein the liquid fuel composition has
a density from 720 kg/m3 to 775 kg/m3,
a RON from 85 to 105, and
a MON from 75 to 90.