Patent ID: 6991867

Claim:
A fuel cell for production of electrical energy, comprising a fuel chamber ( 1 ) an anode ( 2 a ), a cathode ( 2 b ), an electrolyte ( 3 ) disposed between said anode and said cathode, an oxidant chamber ( 4 ), wherein said chambers ( 1 ) and ( 4 ) enclose said anode, cathode and electrolyte, wherein said electrolyte ( 3 ) is a ceramic CSC (ceria salt composite) electrolyte with an operating temperature range of 300°–800° C. and comprising at least one salt and at least one ceria phase, and wherein the electrolyte is sulphate-based CSC for sulphur containing fuels, intended to operate as a high sulphur tolerant CFC device, acting as a pre-gas treatment station and intended to be combined with MCFC power plants.