Patent ID: 7600489

Claim:
A heat exchange apparatus comprising: a housing; a first array of fluid conduits provided within said housing, said first array of fluid conduits being configured to carry a first fluid; a second array of fluid conduits provided within said housing, said second array of fluid conduits being configured to carry the first fluid; and a first fluid passageway provided within said housing, said first fluid passageway being defined by an internal surface of said housing and by a baffle plate, said first fluid passageway being configured to carry a second fluid, wherein said baffle plate is configured to divide said first fluid passageway into a first flow path and a second flow path, and wherein said first array of fluid conduits extends through said first flow path and said second array of fluid conduits extends through said second flow path, a first insulating layer including a first plurality of blocks of insulating material provided about an outer surface of said housing; and a first casing provided about an outer surface of said first insulating layer.