Patent ID: 7533700

Claim:
A method of fuelling a fuel cell apparatus, said method comprising: (a) providing a fuel composition comprising at least one saturated aliphatic hydrocarbon having 4 to 12 carbon atoms, and having: an olefin content of less than less than 20% by volume, an aromatics content of less than 35% by volume, a final boiling point (fbp) of less than 215° C., a sulphur content of less than 20 ppm, a Motor Octane Number of at least 80, and a Research Octane Number of at least 90; (b) providing a fuel cell apparatus comprising a conversion unit and a fuel cell unit; (c) introducing the fuel composition into the conversion unit; (d) operating the conversion unit to convert at least some of the fuel composition into a product stream comprising hydrogen; and (e) introducing the hydrogen produced in the conversion unit into the fuel cell unit.