| 摘要 |
<p>A vessel for handling a heated substance, the vessel having fluid cooled containment means, which comprises inner and outer walls (11 and 38/39) defining a space (23) therebetween; an inlet (29) into the space for a pressurized fluid coolant (36);. means (33, 34) for spraying the coolant against the inner wall (38/39) to maintain a desired temperature at the inner wall (38/39); an outlet (51/47/45) for removing the spent coolant; and means (19) for maintaining a pressure differential between the space and the coolant outlet to force the spent coolant out of the space through the outlet.</p> |
