METHOD AND APPARATUS FOR EXACTING INDIGO DYE

摘要

The present invention relates to a side dye extraction apparatus. A side dye extracting apparatus according to the present invention includes a main body chamber for holding a side extract, n submerging chambers for submerging the side, and a pumping motor for circulating the extract, and a main body chamber and n submersion for A chamber and a pump motor are connected to each other through a supply pipe, and one end of the supply pipe extends to a position spaced apart from the upper portion of the main body chamber by a predetermined interval, and one end of the supply pipe includes an injection hole for allowing the extract liquid to be injected into the main body chamber. And, the on-off valve is located in the supply pipe between the main chamber and the n immersion chamber, characterized in that the alkali filter is mounted on one side inside the main chamber.