| 摘要 |
<p>The invention relates to a device for preparing doubly-refined ethyl alcohol, consisting of a boiler and cover, and characterized in that the boiler (1) comprises an enclosure (2) for primary distillation and an enclosure (3) for the second distillation, concentrically arranged and separated between them by a cylindrical-shaped wall (4), the enclosures (2 and 3) communicating between them through a vessel (6) for collecting the simply distilled product and through some directing pipes (10), and the cover (11) having the shape of a conic channel, with the role of condenser (12), in front of the enclosure (2) for primary distillation, and there being provided with an outlet connection (13).</p> |
