The pilot flotation column is a tube in acrylic of 80mm diameter by 3,2m height. The feed is introduced at about 1/3 of column height from the top and air is introduced some centimeters above the bottom end. Controlled variables are the air holdup in the collection zone (Jc), collection zon e height (H) and bias water flow rate (Q ).
FROTH FLOTATION A thesis submitted ... quantities of mineral and the ability to operate the system without the compliing froth phase. The mineralcollector system finally chosen for the test work was pyritethiols. ... Attachment of Mineral Particles to Bubbles . . . . . . . . . 7