Show the story of milling an and a Sm elting at midvale A rj W states smelting smelling Sm elting refining and mining company united units in the midvale utah mill of the large gr grind grinding ind the crude ores into pulp to free the metals fed into these units Is i ore from the comP company anYs mines and that shipped to the plant for treatment on a custom basis EA torB note this is the second of ft a was treating company and custom this was accomplished first arries frici ot of file fhe articles on oil the story ot of millina ores the united states smelting smelling Sm elting through the use of electrostatic separation eg and ar of 0 lead zinc ore at refining and mining company company continued at the midvale pla plant nt and midvale there work tor for the advancement later in 1913 the first selective utah mining flays days in early this flotation plant in the united states practices ot of metallurgical were some outcrop outcroppings pings ot of rich ore bodies which made many small company is generally credited with was built by a subsidiary company operations practicable and profitable leading out in the application ot of the operating in an adjoining state A however tile the picture changed method ot of catching metal pilot plant operated successfully considerably with the exhaustion of particles which were formerly lost at midvale wai was logically followed such outcroppings outcrop pings the search for in smelter fumes fames by the building ot of a crushing plant for the large and and selective notation flotation concentrating gew ew ore bodies quite generally became many years the task ot of larger companies small producers ot of ore in Uta hand mill adjacent to the midvale having finances and organizations the west who shipped to the smelt lead smelter for the treatment ot of adequate tor for the costly tedious and MS ers received no pay tor for the zinc the lead zinc sulphide ores now mostly disappointing work ot of examining content of the ore but were penalized commercially valuable brilling and developing because of the inability of the tha the present midvale notation flotation mill mine prospects smelters shelters sm elters to economically separate consists of three separate structures the united states smelting smelling Sm elting refining the zinc this company was in coarse crushing plant the and IN mining company entered in solving this thia vital flotation mill itself and the thickener the coal business through the united problem with the result that a vast building the large notation flotation mill states fuel company at hiawatha amount of utah low grade sulphide contains four units with a total utah incorporated in 1915 ore previously worthless became capacity of approximately 1700 tons while its midvale lead smelter commercial ore of lead zinc sulphide ore per day THE THIRD OP OF THESE ARTICLES WILL APPEAR SOON |