Show UTAH UTAn IN Three new members were added to the the- roll rol of or thos Utah Uth So Society let 0 of Engineers at atthe tho the meeting h held ld list last night In the tha ty ly's lys a now quarters In the build build- buld- buld lug These new m members arc are R. R B D. D Ket- Ket shum associate professor of or engineering at the state university F. F J. J Bac Back professor professor pro pro- fessor of or geology ecology at tho the university and W. W A. A Richmond an In the ofden otlo of- of den o l of or the city engineer Durin During the tho session two to pR papers were read ral one ono on th thi j magnetic concentration of or ores b by F. F S. S McGregor metallurgist of tho the Huff Hur Electrostatic Separating company com coni- pany and nud the oIlier on reinforced concrete con crete by the tho brothers architects archi archi- t ctR of or this el city Tho The Huff Huf proems as asset asset asset set forth orth In the pap paper r by ly Mr r. r MeGr McGregor r was especially as as' as th the methods employed In this form of 01 separation are aro quite finite fule new no there being but bilL two of these plants In fn op operation at St tho tile present time tinie Ono One of ot these Is at Rt ole Utah where it I I Is used In separating tho thio zinc values alue from the Irr Iron iran and lead ores Separate by Electricity The method of separation ton In brief brie as explained d b by Mr McGregor consists In allowing a n feed eel of ot concentrates containIng containing contain contain- In ing the mixed o of lead Iron and zinc to lo till fall fal through th the electric field induced I II I by two t electrostatic electrodes having a potential of ot volts The rho particles R nf of n or ore which arc good conductors that Is the tho Iron and ane lead ar are drawn aW away from tho the original path of low Ilow and arc cut off orf from the zinc thereby there there- by ly 11 enabling th tho largo large amount o of zinc which W was 18 formerly lost to 10 b te saved sal The Tho Iron Irn and lead ar are arc smelLed In tho the Utah smelters while the zinc concentrates arc shipped to Kansas to tho the American Zinc Refining company om pan Each Kach Jach of the Huff Hur machine machines ma ma- chine chines used In th the tho United States Smelting Smelting Smelt Smelt- ing mill mi at Midvale alo hiss haa lR from six Ix to eight of or the tho electrodes rind and the whole mill mi which has a capacity of about fort forty a a day uses only 29 Th Tho Th products from the Iho Huff Hut machine a as aR run In tho the 11 mill Just cited rn range o from RO 50 iO to 53 per cent zinc and 3 per pr cent Iron In tho the zinc ors onys and about 30 0 0 per cent Iron and md from 0 v P per cent to 10 per ver cent zinc In the Iron orI ores In Tn hl his paper on reinforced concrete Mr Ir Vlad cn cral with Ith the tho to hl history of ot the tho growth of tho time u use rise of ot this product until of or late tests o h have c been made from which data dati has hns boon been secured t. t Tho The 11 icI- icI values of or different kinds of steel rods rod rod ti used cd for reinforcing nero dl discussed Celb el C b by the Iho speaker who gave It It a as hi tl opinion that the tho best bORt form for tor general u use c I Is lh tho plain round red of or mild stool steel After the rending reading of tt tIp the p paper by hy Mr lr his brother explained by diagrams huram the tho action o of stresses as an applied to concrete ben bc beams ms ma Prof Professor sor Ketchum also Ja gave his hh ox- ox x In tho U u. u use of or reinforced concrete concrete concrete con con- crete In railroad work ork and Prore Professor sor showed the tho of ton ten ton ck silo strength obtained by hY the t use mice O of ot dif different different dl dif dif- ferent terent forms o of reinforcing steel i NEW NW YORK COPPER CLOSE COSE James Jams A. A Pol Pollock ck Co bank s and brokers furnish the tho following received r over O their n wire I Bid Asked Butte Butto and London 5 25 35 Cumberland EI Ely I 91 Giroux Consolidated 1 12 Nevada Novada Consolidated WI Nevada c Utah 11 11 14 1 ill 10 12 1 10 Nr 31 1 1 1 Tennessee Copper 41 H 41 n Utah Copper 64 Davis Daly Daiy Daly 61 6 61 Dominion Copper 5 I Ely Central 2 12 I 1 7 16 EI Ely Consolidated 10 Furnace Creek S 8 1 12 Greene G. G S. S corn com com S 2 5 Mitchell 16 1 Mont Shoshone U 1 U Nevada c ada Smelting I 1 1 16 1 Silver Queen 1 30 Silver Shiver lver Leaf 16 16 18 IS Kin King Edward 9 16 16 11 16 1 Foster Cobalt 40 O 51 St t Cobalt Central Central 30 0 I 31 McKinley Cobal Darragh DaraGh 80 so s 85 I Tintic Mining 21 Gibraltar 1 3 I I First Nat Copper 6 2 1 ft 6 61 Boston cd Consolidated 1 j 1 H Yukon Gold f C I 16 1 No Butte Butto Extension 2 5 Miami 0 Duto Copper 18 ISi ISio Ponna Ponna Wyoming 2 o Ray Consolidated 2 31 RY Inspiration Copper 71 7 n 72 Ray Central 2 7 16 2 i iGia Gila Copper 84 l 9 Gia ChIno Chine Copper 81 Braden Copper 41 H 44 NEVADA STOCKS James A. A Al- Al Pollock Co bankers and I brokers 6 West Vest V t Second South street furnIsh furnish furnish fur fur- nish the tho foll following received over their private pr alo wire thiR afternoon n I Bl Bid tAsked Asked Goldfeld Sandstorm i 03 Columbia Mountain 07 01 OS 08 Jumbo Extension 1 13 I Kendall 03 03 Booth Both 09 0 10 Blue Bull Bul 03 04 dams Adams 1 01 Sliver Silver Pick Ick 1 OS 03 09 Blue Bell 02 03 Lone Jone Jno Bel Star Str 02 03 Oro 04 0 05 Atlanta 10 11 Great Bend 02 03 Red Grat Top Extension 01 Florence ii B. B B B. Con Con 01 Daisy Daiy 07 o OS 05 Combination Fraction 51 6 52 Great Bend Extension 01 Great Bend Annex 01 i I 0 05 05 06 Portland I 01 02 Crackerjack 01 0 02 Red lied hula Hills 03 Yellow Re lUls Tiger 03 01 Grandma 01 Consolidated 85 I Goldfeld Triangle 01 1 01 l Florence Jo nea Extension 01 01 Comstock Ophir 1471 1475 I l Mexican 2473 1221 Gould and Curry u 25 1 26 I Consolidated Virginia 8 89 90 8 48 50 60 I H Hale aGO a e and ani Norcross 39 m 40 10 Yellow Jacket 91 Jacket Sierra Nevada 45 5 Exchequer Sierra O A 18 28 I Union 53 Z 3 54 S I Potosi 1 S 33 40 i Tonopah Tonopah- Tonopah Nevada Neada Nevada CCO Montana Tonopah 76 16 MacNamara 28 22 8 29 Midway 18 18 r Tonopah va Belmont Belmont 66 67 ri Tonopah North Star Oz 02 West End Ene Consolidated Jim Butler Duter 11 11 1 12 Bullfrog Bullfrog- National Bank Bunk O Bonnie Clare Clara 1 k r. 12 Mayflower CarB Consolidated ted M 08 09 00 Montgomery Mountain Mountain I Tramp Consolidated UI 1 05 Manhattan Manhattan- Manhattan Con 04 04 Dexter Ol Other Districts Districts- Pittsburg Sliver Silver Peak 61 Rawhide Queen Z 2 Rawhide Coalition a 19 ia n 0 20 |