Bisbee daily review., 1911-06-06
iel ssse m
.CANANEA. CON. COPPER < CO., :.

 iron as could not find the silica 0 siag were blow Co q ' state Of Fe203 or Fe s04. thus reducing the silica in the slag from the usual made it a most economical practice to xehondIe all the. converter, sE4g a bast furnace. utilizing its bases to rnx -Lhe silicious ores of the Cananea dfstricH This practice de Yeloped the mixing or concefter siae sEittzsahca fiaakdaasssmsAsxsaAasetak takisg up 1b to 90 per cent of it's weight in Hue dust The sintering plant for tsis sFaetsse is seesste< oa zRhskeic Flag dump back of MT Coles office. There are two units of : pots each, and 300 tons Dr more Ser dag are Banded. The dust is dumped sptO a fopper botfonled bin. on eitbef side ef Which issa Iadfder eraafhrouA shich the converter slag flows. E fhe- betseDt isl regular snsater pdA yhfch receiyes the combined sl& fnd dust. the feed of each materfal being regniated rom above; aud. fll is yretqrned to, the blast ,fqrnaee for rasmaltinE. nI t =
 Enlarged Capacity
 The new reverberatory is pracic& iy ethe, same as the osd one. bpt heavier huckssaned sand carrying "a z0-inch arch. IL is i9 feet by 100 feet. hearth meaElrRment. and has q capacity Of abosfJ' 275 tons daily. Five boilers have been added, this making eight. connected with the sTo furnaces. The two ftfrnaces are. by caterary Hue to the stack tirevioasfy coBnected 5to the blast furnaces. Green economizers have also been Sdaed, athese taking the waste dgases tmmedistely after leaving the boilers. aHd making a saving of about 9 cents per barrel pf oil. Six additional MacpOuglal soasterss S feet iR diameter. haze Been added. making %. in ail. wifh room for TWO more The speed Of these roasters has been sincreassd from one revolution in T2 scvouds 10 one revolution in 40 seconds, which gives a capacity under the conIist iosHs fexistin~a Aere of ss4 4fde4st 90 sr topsT Pers furnace per q hoaT day. The MacDougals plant is 2 short distance from the samplin, rfarit, 1rf ts sstuoted for srestest convenience in every way A new beddsngmand recIaimins system has been installed for the. Tosstipe de. raTtuent on the linee 0f thn Mon kleHHins -Ot tue ones asd concentrates ia ,,nagner that -thee feed t9 the fuEnaees is mosf uniform as to its analysis, which in turn. proyides !, a charse, for the reyerbeTatories most uniform in character. This system also largely reduces the cost Of delivering the charge to the Mac Deugal- furnaces, .
 There having been considerable waste of dust from the coByerters. a dust chamber has been installed in and at the rear of the converter department. and which will be di- rectly connected to. all the shells But now the installation Is sncom- plete. lit is a balloon flue. : feet in diameter and 149 feet long, ris charging into steel dust hauber 'sshx104x2o feet and through a i2xi25 foot stack. This wifi reduce the sTeed Q fthe gases blowing t0 under 8 feet per second. EF.~4 z '1
 
 5 -s .g Electrical lrstallafiaa. z Thea electrical .ipstalla gon. is com plete and Eith every modem. appli- ance, .,and includes one 15GEYA KYA each and California fILeI 9fi is used for generating the stegm for the turbines There is. a 3G-pa1el turbine and two new turbines of 1873 Westinghouse switchboard. Nearly all the plant, in fact. is elect ~ically wired now. including I5 good sized Eoists. the three largest directly com rected, and 12 by induction motors. NeyOrs belts. rum"s. etc. incrctiou llOtors have been installed. PiuugeF pumps are used for mine Jumping, directly geaTed Co the inducti ln motors. The company controls the telephone and lighting system of the city, and, with the plant and the city. there are about %. 0.00O lights irt@ use Tn the place uf" arc ilghts f'tge sized tHHssteH lamps are used This Is probably the largest mine electrical equipment in Mexic1. with psssiblya the one 1e1ceoution of the Fl Orc Each mine has a separate over line. and fully lighted. ven tffate4.- 4.-Vafaf fsea--s Iri--eTe--iaeistea-- electricity from one main power hOrse. The electricity $ generated from the waste heat rom the -rever- heTatory furnaces. Fully two trids 1f the employees in the electrical which Is under supcrin- rendencv of H. C.. Go3diHg, are Mexicans The hsulageH Ayssesi Is largely electricaT-the. ore is taken from the mines thrOrsh 1uBness by motors. There fs practically ils miles Of undergrotnd haulase. There 'ss 3frfe aelectricaf laboratory and repair shpr.s The new Rand ifieh duty compressUf- is directly cOn- nected tn the motor, which is some thing new. and it efs doing splendid service. The new- siectrostatic plant TtSnS installed by atTie Calumet C. sonora people wi}p receive Bs power from ths~ cananea company. In the railway department there iS not SO much activity as Formerly because O fthe comnletion Of the long
 -qround tunnel-way and the in. ssaliation of electTicity. Victor H. .WaHfng is the superintendent On