FIELD: rectification process. SUBSTANCE: equipment has a container with pipe. The pipe is provided with an overflow. A reflux-from-column feeding line is placed in the space between the outer surface of the pipe and the inner surface of the container. EFFECT: higher efficiency and safety; no overheating. 1 dg, 1 tbl
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Authors
Dates
1995-06-09—Published
1992-04-29—Filed