Auteur Wenqing Qin
Documents disponibles écrits par cet auteur (4)
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Article : texte imprimé
Zhuoyue Lan, Auteur ; Yuehua Hu, Auteur ; Wenqing Qin, Auteur |The effect of surfactant o-phenylenediamine (OPD) on the bioleaching of marmatite with mixed cultures of Acidithiobacillusferrooxidans, Acidithiobacillusthiooxidans and Leptospirillumferrooxidans was examined in shaking flasks. The effect of OPD[...]
Article : texte imprimé
Wenqing Qin, Auteur ; Yangbao Xu, Auteur ; Hui Liu, Auteur |The flotation and surface interaction of cassiterite with salicylhydroxamic acid have been investigated in this paper. The results showed that recovery of cassiterite with salicylhydroxamic acid was high at a neutral pH, with the maximum recover[...]
Article : texte imprimé
Wenqing Qin, Auteur ; Fen Jiao, Auteur ; Benjun Xu, Auteur |This paper presents the results of investigation on simultaneous leaching of galena concentrate and pyrolusite in acid medium. It has been confirmed that the leached products as the raw materials—PbCl2, MnCl2 for the PbSO4 and Mn3O4 preparations[...]
Article : texte imprimé
Wenqing Qin, Auteur ; Fen Jiao, Auteur ; Wei Sun, Auteur |Various collectors were compared in the selective flotation of copper-zinc ore by using isopropyl ethylthionocarbamate (Z-200), buthl xanthate, ammonium dibutyl dithiophosphate, and mercapto benzothiazole (MBT). The latter showed effective selec[...]
