Recovery of Zinc from Low-Grade and Complex Ores

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Description

From Introduction: "Vocalization in retorts has been, until recently, the only commercial process of producing spelter, hence the zinc mine operators have had to meet the terms of the zinc mine operators have had to meet the terms of the zinc smelters in regard to the following requirements: (1) Minimum percentage of zinc the ore must contain; (2) the chemical combination of the zinc in the ore; (3) the proportion present of those elements that interfere with the successful recovery of the zinc when the ore is retorted. As stated previously, and as will be shown later, a large part … continued below

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146 p. : ill.

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Lyon, Dorsey A. & Ralston, Oliver C. 1919.

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Description

From Introduction: "Vocalization in retorts has been, until recently, the only commercial process of producing spelter, hence the zinc mine operators have had to meet the terms of the zinc mine operators have had to meet the terms of the zinc smelters in regard to the following requirements: (1) Minimum percentage of zinc the ore must contain; (2) the chemical combination of the zinc in the ore; (3) the proportion present of those elements that interfere with the successful recovery of the zinc when the ore is retorted. As stated previously, and as will be shown later, a large part of the valuable mineral content of the ore is lost in effecting this concentration. As a result of the other requirements that have to be met in zinc smelting, much zinc is lost in the mining and milling of zinc ore."

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146 p. : ill.

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Technical Report Archive and Image Library

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  • 1919

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  • January 1914 - July 1916

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  • Feb. 21, 2010, 11:09 p.m.

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  • Jan. 11, 2017, 1:28 p.m.

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Lyon, Dorsey A. & Ralston, Oliver C. Recovery of Zinc from Low-Grade and Complex Ores, report, 1919; Washington D.C.. (https://digital.library.unt.edu/ark:/67531/metadc12365/: accessed January 13, 2025), University of North Texas Libraries, UNT Digital Library, https://digital.library.unt.edu; crediting UNT Libraries Government Documents Department.

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