Article : texte imprimé

Sphalerite flotation using an arylhydroxamic acid collector : improving grade while using a reduced amount of copper sulfate for activation

Daniel Hamilton, Auteur ; Ramanathan Natarajan, Auteur ; Inderjit Nirdosh, Auteur |

Dans Industrial & engineering chemistry research (Vol. 48 N° 12, Juin 2009)

N-Hydrocinnamoyl-N-phenylhydroxylamine (HCNPHA) was determined to float sphalerite without copper sulfate activation. However, the concomitant flotation of sulfidic (pyrite) and nonsulfidic gangue (silica) minerals significantly reduced the grad[...]

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