| 摘要 |
<p>The improvements consist in the introduction, inside the silo, of a structure of frustoconical configuration, with a large central orifice of identical, but inverted configuration, the walls of which have an angle which is greater than the natural slope of the material. In the perimeter ring and in the central region are fluidizing devices, the first of which communicate under the structure with a central collector chamber equipped with windows located at two levels, the outlet mouth of which is located in the lower zone.</p> |
