| 摘要 |
A pulp heating apparatus has a heater main body 1 which has a pulp introduction port for introducing pulp, a vapor introduction port for introducing vapor, a disperser for dispersing the pulp introduced via the pulp introduction port under a high temperature and a pulp exhaust port for exhausting the pulp dispersed by the disperser and is arranged in a horizontal direction. The disperser has a spiral vane section which continues spirally around a rotational shaft and discontinuous vane sections around the rotational shaft. The pulp introduction port is provided at a bottom section of the heater main body and is connected to an introduction passage. A screw conveyor is provided on the introduction passage. A forward end of the introduction passage faces towards the spiral vane section.
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