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Show DISSOLVES METAL 8F GBE I1 11 HIES New Cyanide Process Makes Remarkable Recovery Re-covery in Short Time. What is considered one of the most remarkable re-markable advancements made in recent years in the milling industry is the perfecting per-fecting of what is known as the Reinohl process of cyanidatioja. At- a recent test made at the Suffolk mill, Oplilr, San Miguel Mi-guel county, Colorado, a complete cycle from the time the ore left the ore bins until the solution vas pumped back to the stock tank consumed but eleven minutes. min-utes. The recoveries indicated a return : of 26 per cent of the gold value. 98 p1" j cent of the silver value and a Iusb of 5 ! per cent of the strength of the solution. The process Is des'rbed as follows by the Mining and ICnineerlng World: The A inrrirnn Rapid Cyanfdlnjar company of Petrott, Midi., reports the in.-'tullation of a Kcinohl rapid cyan-id cyan-id in uppHratUM at the Suffolk mill, Ophir, San Miguel county, Colorado, operated by the Ophir Gold Mines, , Milling & Power company, George B-I'ickett, B-I'ickett, vico president and general ma iiRget". Orr1 is run from a bin through crushers, crush-ers, then to a stamp mill, where it is further crushed in a cyanide solution, and conducted through a. tube niill and I reduced to about "00 mesh. The pulp I is then delivered to a Reinohl apparatus, appar-atus, comprising a launder and lixivia lixiv-ia tor, where I ho pulp is heated, ad-diti'-nal cyanide supplied progressively progressive-ly to maintain its strength, and the pulp continuously agitaten in tne presence of the oxygen until contact is formed between the values and the solution. From the end of the lixlvUtor the ' pulp Is conducted to se tiling tanki-, cia rilled solution bearing the values decanted, filtered and conducted through zinc shavlnss boxes in Uio usual manner. A complete cycle, from the ore bins. 1 hrouzh the Htamps, I lie Tube mills, the Kelnohl launder and Mxivtator to a Het-tllnt; tank. cTaririt-d solution decanted de-canted from another settling tank, passed throug-h a tiller, into and through the zinc boxes, and the solution solu-tion returned to the stock tank, was mane in eleven minute. Recoveries indicated .mj per cent of the gold and ?S per cent of the silver sil-ver in the nres ;i t a loss of 5 per cent of the strength of the solution. Demonstrations of the pro--ess and apparatus were tn charge of A. .1. 'eini, enirliiPT metalluririst of the ,ihertv Bell Mining & M'.llhi- company, com-pany, Telluride, Colo., and Walter L. lld, cvHnidinff engineer of the Knu:ic-p!er Knu:ic-p!er rnion mill. Telluride. wiHi'jcd the plant In op-rntinn. The Inventor . D. C. RAinoril. of Wfishinpton. D. C, mipffrintende-l t fie installation of apparatvi., assisted assist-ed by David W. Reinohl and Wesley B. Siblev, rt spert .! vPjo president and penera! rnanai;fr and mechanical rnclneer of the Auierican Rapid Cyun-idiiiK Cyun-idiiiK uomt iny. Tno inventicns cf Mr. Reinohl ar patented it, the principal p'ld produc-inic produc-inic countries of the v.-nrld arid are aurartlnk- tbe nttentlon f the tnduB-tn- to which they relntf .Vf;;..n:tTinn-- are pendinf? for fully pftv Reinohl plants, and I lie ('"'ir.pa ny hfls" nri;inked for tiolr inanuiacture to -supply t;e demand. |