Patent ID: 7883675

Claim:
A fuel treatment device in which a fuel gas is supplied to a catalyst to produce a reformed gas, the catalyst filling a catalyst filling space which is surrounded by a cylindrical outer circumferential wall or by a cylindrical inner circumferential wall and the cylindrical outer circumferential wall, the catalyst filling space being disposed along a center axis of a cylinder, the device comprising: a removal section indicator indicating a position of a catalyst removal section placed on a lateral face of the cylindrical outer circumferential wall, the removal section indicator being placed on an outer surface of the outer circumferential wall; and an opening formation assister that assists formation of a catalyst removal opening in the catalyst removal section, wherein the catalyst removal section can be cut off from the lateral face of the cylindrical outer circumferential wall, or the lateral face of the cylindrical outer circumferential wall can be fractured at the catalyst removal section.