During the Tannery processing, scraping off the hair and fat, the skins are treated with lime and other chemicals such as sodium sulfides and sulfur hydrates. Before sending ETP the leather treated waste water, sludge, chemical fins must be remove in the De-decanter. In De-canter hear take place solid-liquid separation. Solid is waste disposable, solid free liquid send to ETP for further treatments.
(Tremendous reduction of cost of ETP, Marktech De-canter Separate solid from liquid dry solid disposal less cost and minimize operating cost of ETP).
