Cascade tray, rectification column with the cascade tray, method of operating such rectification column, and use thereof

摘要

The present invention is suitable for use in a rectification column, a cascade tray comprising openings at the wire-type cascade edges, a rectification column comprising at least one cascade tray according to the invention, and such a rectification column. It relates to a method of operating a distillation column and to the use of the claimed rectification column in the rectification of a specific mixture of substances.