| 摘要 |
A catalytic converter apparatus comprises: a catalytic converter 2; a flow path for directing exhaust gas 10 through the catalytic converter 2; a cavity 20 for housing the catalytic converter 2; and a cooling apparatus for cooling at least a part of an inner surface 28 of the cavity 20; wherein when the catalytic converter 2 is housed within the cavity 20 a gap 26 is formed between the inner surface 28 of the cavity and an outer surface 32 of the catalytic converter 2 with the gap 26 extending around a major portion of the outer surface 32 of the catalytic converter 2. |
