| 摘要 |
A rotatably mounted cylindrical drier drum having a steam supply connection for directing steam into the drum and a condensate removal connection for removing condensate out of the drum, the drum being provided with a plurality of bars extending lengthwise of the drum and disposed on the internal surface of the drum for giving turbulence to the condensate in the drum, with the bars being spaced from each other from a spacing of 2.5 inches to a spacing of 7.4 inches with each of said spacings being multiplied by 2ROOT d/2.2, where d is the internal diameter of the drum in feet.
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