DEVICE FOR DISTRIBUTING LIQUID ON INNER WALL OF VERTICAL TUBES

摘要

This invention relates to an apparatus for distributing liquid in the form of film within vertical tubes. The apparatus is constituted by a solid cylindrical member inserted as a plug into each tube at the upper end thereof. Said member is provided with an upper ledge, a lower cavity forming a circular rim at its base, and helical outer grooves extending also in the ledge and having a depth less than the thickness of said rim.