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. _ <br />Mary Murphy Na. 4. <br />anv w'vd-vMVV ~-.-~~14 ~ _ _ <br />w wVtt Vl3.-"- - "' ----- <br />1 Leyner 12x18x10 compressor (501.93 cu.ft. at 170 1/3 <br />R.P.M.), I Ingersoll Rand llx 18x 1Ox17;~14 craee compound <br />steam,twb stage sir oompreeear (b74.38 ou.ft. at 167 R.P.M.), <br />1 Norwalk straight line two stage air 18x9 1/2x14x18 <br />compressor (126 R.P.M.), Tandem compound corlise 13x26x36 <br />engines 280~H.P. at 92 1/2 R.P.M., 1 surface counter flow <br />condeneor (B00 cu.ft.), 1 Hot (Yell automatic.vertival dry <br />vac. pump (6x10x8) 69 cu.ft. average displacement, 1 <br />vertical~9Jainwright No. 11 heater, 1 011 Trap and Pump, <br />1 Lighting Generator A.O. 16 K.V.A. 72 amp. 1800 R.P.bf. <br />60 cy.,3 Phase il0 volts self exciter, 1 aux. lighting <br />engine 8x8 Vert. Auto. Simple 39.2 R.P.M. <br />MILLING. <br />Flow-Sheet. - <br />Fram tram to sorting bolt to 20x32 Blake crusher to <br />trommole, over 6/8 to coarse rolls, under b/8 over 1/8 to <br />Pine rolls (rplle 20x42) through chain and buoket sampler. <br />Sample to 12x12 rolls and aeaond sample taken 'and aeeayod <br />seporately. From mill bin to trommel with 2 m m.soreon et <br />head 1 1/4 m m screen at foot to Riohardp Pulsating <br />Classifier,over size, to regrind, under size from olnesifier <br />to card tables, 32 to 3b~ zinc a,onoentrate to 9latio plant <br />to bo brought.up to 42 - 4b°fo zino. Tha.lead iron aonoentrgte <br />from the table which rune 7/100 gold, 12 ox. silver, 12~ 1Qnd, <br />11~ Zu, and 2b~ iron and the loud-iron produot from tho 87,nh,io <br />Plant le shipped to the, smelter. The middlings from the <br />tables are retreptod on the tables and the tailings go to <br />a regrind and are treated by flotation after desllniing in <br />Callow Tanks. Tho slimes aro•traated of a llioetpr Table. <br />GLOTA'f'ION. - <br />Tho flotat~.on plant oonsista of .an 8 and a 12 Dell <br />mao}~ina oP the 1Aineral Seperntian Type. wit:h oomprsesed_air <br />aonnootione, which !a treating, about 60 tons in two e}tifts <br />of 8 hours enoh. The mill propsr So treating 176 tone par <br />day• T'he pulp treated ip 4 - b to 1. 'Pht'so gal, of No, <br />stonm diotilled pine oil and about 1/3 pinta of Oreosote ar <br />._ .__.._ __ .. .__... ----------.-......__.. _ _ :..::.r. _:_.~. <br />