 | Manuel Eissler - Cyanide process - 1895 - 204 pages
...various fusing mixtures are given below, but it should be well understood that any one of the fluxes may have to be increased or decreased according to the amount of impurities present : — i. Clean 2. Very zincy 3. Very sandy * Precipitate. Precipitate. Precipitate. Precipitate . .... | |
 | International Correspondence Schools - Copper - 1902 - 590 pages
...one), additional borax will neutralize the base and improve the slag. 34. Fluxing Precipitates. — Some of the fluxes used are given in Table I. Any...charge as given in this table will go into two No. ;3o plumbago crucibles.* * See Table V. Name of Flux Character of the Precipitate Clean. Pounds Very... | |
 | Institution of Mining and Metallurgy (Great Britain) - Metallurgy - 1895 - 510 pages
...of various fusing mixtures are given below, but it should be understood that any one of the fluxea may have to be increased or decreased according to the amount of impurities present* : — Precipitate Bi-carbonate Soda Borax Sand Fluorspar ... — ... — ... 2 „ The precipitate... | |
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The fluxes commonly used are bi-carbonate of soda. borax, and sand. Examples of various fusing mixtures are given below, but it should be... 