This furnace is designed especially for the oxidation of sulphur or arsenic in pyritic ores, but may be used for all oxidizing or desulphurizing operations,
The occurrence and distribution of phosphorus is one of the most important questions with which the steel-maker has to do. Large sums are invested in
Although the subject has no practical bearing on the metallurgy of the present day, it may not be entirely uninteresting to note how the art
Table of ContentsPREPARATION OF SODIUM & CALCIUM SULPHIDESFORMATION OF HYPOSULPHITE SALTSProducing Hyposulphites by Oxidation of Sulphide SolutionsPrecipitation of Calcium by Sodium Sulphide SolutionsRegeneration of Sodium Hyposulphite
Some copper deposits presents a small amount of fluorine associated with copper sulfide ores. Depending on the initial fluorine content and the mineralogical characteristics of
Table of ContentsOre Sampling System AOre Sampling System BOre Sampling System CTHE LABORATORY SAMPLERSAMPLE MIXER & DIVIDERDO Automatic MILL FEED SAMPLERS WORK The correct sampling of
The magnetic concentration of iron-ores has been so often and so widely studied and discussed among the members of the Institute that any remarks concerning
The occurrence of the tellurides of gold and silver, even in small quantities, is so rare that their metallurgical treatment has engaged little attention. A
The Transactions of the Institute contain nothing, as yet, on the subject of pocket-compasses; and in the belief that American miners, explorers, geologists, and engineers
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