Russia: ChelZinc commissions underflow filtration site
Chelyabinsk Zinc Works has put into operation new machinery in the hydrometallurgical shop. The machine is used to filtrate flotation products and zinc cake underflow. The filter-press was supplied by Fraccaroli & Balzan, Italy. The hydrometallurgical shop now operates 11 filter-presses. The capacity of the new machine is 40 dry metric tons of cake per…