| 摘要 |
Cylindrical vessel comprising a cylindrical shell (30) provided internally with a tube bundle comprising a plurality of parallel tubes (1, 5, 9) and axially spaced apart transverse supports (21, 22, 23, 24, 25) for supporting the tubes (1, 5, 9) in the cylindrical vessel, wherein each transverse support (21, 22, 23, 24, 25) comprises a sheet of expanded metal.
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