| 摘要 |
1. A device for drying, cooling or wetting granulated products, particularly blasting powders, comprising a drying chamber equipped with a charging tank, a discharging funnel, a fine sieve, and a discharge air pipe, and an air chamber situated under the drying chamber and supported on a fixed bearing and mobile bearings, characterized in that the drying chamber (3) is joined rigidly with the air chamber (1) to which a feeding air pulsator (2) is attached, whereas the rotor (23) of the pulsator is joined with an intersecting axis gear (22) coupled, by means of a two-joint shaft (21) and a sleeve (18) going through the wall (19) and sealed in the wall with packings (2), with an already known driving system.<IMAGE>
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