Non-flooding distilling column

摘要: A Snyder-type distilling column having improved floating ball vapor valves. When used in a standard column, the valve comprises spherical upper portion and downwardly extending guide stem. microcolumn, is mushroom shaped with The lower surface of either forms face includes multiple indentations therein. closed, form by-pass passages to permit draining condensed liquids therethrough thereby preventing flooding column. also passage vapors through sticking which can occur tight fitting cause rotation during use assists sticking.