DIFF Subgroup Additional Only
F28B 2001/065 Full Title
Condensers in which the steam or vapour is separate from the cooling medium by walls, e.g. surface condenser > using air or other gas as the cooling medium
F28B 2001/065 Condensers in which the steam or vapour is separate from the cooling medium by walls, e.g. surface condenser > using air or other gas as the cooling medium