OCR Text |
Show HOLT-DEI ROASTER READY FORSHIPMENT Constructed for Park City Mills Plant, to Be Operating Oper-ating May 1 The Holt Dern roaster for the Park C ty n lis haB been built and is to be loaded on the railroad cars today for shipment to the plant at Park C t It will be set up w th n a few days after its arrival and it is expected to have the m 11 in. act e operation on ore from the Amer can Flag mine not later than Alay 1 G . Keep s pe ntendenT n charge of the 11 was n ''alt Lake 5 esterday n pect ng the roaster wh ch has been bu It by the bait Lake ng nee ng Works The mill will ha e a capac ty of about 50 tons per sh ft although t s only guaranteed to treat 3o tons Llaborate tests ha e leuionstrated to the sat fact on of Messrs Holt and Dern that they can gi arantee an ex tract on of better than Sn per cent of the gold silver alues and they conh deutly expect to bring the extract on up to better than 00 per cent Metallurgists and m ning meu con ersant w th the process to be used and with the Holt Dern roaster cons der the successful results atta ned as of the utmost mportance to the n n ng n dustry of Utah The demonstrated sue cess of the Park C ty M lis plant means the recovery of the alues of a large ton age of low grade ores that hereto fore have res ated trcatn ent The ores of the An er can Plae m ne will be hauled to the m 11 and dumped on a gr zzly feed ng the Blake crusher From the cn sheT they will be elevated to the storage bin and fed to the con vevor Another conveyor located below b ns convev ng pjnte coal and -Tilt w 11 del ver a fired charge of these to the conveyor earring the ore to the rolls From the rolls the ore will be elevated to a trommel the oversize go ng back to the rolls and the unders ze to an elevator ele-vator which will deliver t to tho stor age b n that feeds the roaster From the roaster it will pass to the leaching tanks The solution from the leaching tank wil flow to the silver tank and from there to the preeipitat ng boxes where the values will be precipitated on scrap iron. The barren solnt on w 11 be pumped back to the barren solut on task and will be ued from there in carrying the ore to the leaching tanks. The tailings w H be removed bv a belt conveyor |