May, 1924. ] U.S. BUREAU OF MINVCS NOTES. 7O3 color of zinc oxide from white to yellow, when, heated, is not due, as some have believed, to the formation of zinc peroxide, and the peroxide cannot be made by heating zinc oxide in oxygen up' to 48o ยฐ, the upper limit of the tests. The color change b
Leaching of oxidized zinc ores in various media
โ Scribed by Jean Frenay
- Publisher
- Elsevier Science
- Year
- 1985
- Tongue
- English
- Weight
- 450 KB
- Volume
- 15
- Category
- Article
- ISSN
- 0304-386X
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๐ SIMILAR VOLUMES
BARKER AND YOUNG-OXIDIZED ZINC IN ORES ## 61 pore size. It was also noted that a white corrosion product tended to remain on the edge of the sintered specimens even after the cleaning operation. This was generally concentrated on the top half of the specimen, as it hung in the solution, and was p
Bacterial leaching of sulfide ores using Thiobacillus ferrooxidans, Thiobacillus thiooxidans, or a combi- nation of the two was studied at various concentrations of specific anions. Selective zinc and copper solubilization was obtained by inhibiting iron oxidation without affecting sulfur/sulfide ox