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Wyszukujesz frazę "Khoso, Sultan Ahmed" wg kryterium: Autor


Wyświetlanie 1-2 z 2
Tytuł:
Cassiterite recovery from a sulfide ore flotation tailing by combined gravity and flotation separations
Autorzy:
Zhang, Limin
Khoso, Sultan Ahmed
Tian, Mengjie
Sun, Wei
Powiązania:
https://bibliotekanauki.pl/articles/1448947.pdf
Data publikacji:
2021
Wydawca:
Politechnika Wrocławska. Oficyna Wydawnicza Politechniki Wrocławskiej
Tematy:
Cassiterite
Falcon concentrator
shaking table
flotation
gravity separation
Opis:
Cassiterite (SnO2) which is the most important Sn-containing mineral, is extensively found in large quantities in discarded tailings. The recovery of cassiterite from discarded sulfide ore flotation tailings can reduce resource wastage and environmental pollution. The gravity separation technique can recover multiple valuable minerals, such as cassiterite, whose densities considerably differ from those of their associated gangue minerals. However, its recovery efficiency rapidly decreases as the mineral particle grain size decreases. To recover the finer valuable mineral particles from gravity separation tailings, flotation separation can be used as a supplementary method. In this study, the gravity and flotation separation techniques are combined to recover cassiterite from a sulfide ore tailing. The Sn grade and recovery of the final concentrate is 31.40% and 88.05%, respectively, thus indicating a highly efficient recovery of cassiterite by using the combined gravity and flotation separation technique. This study can be an important reference for recovering cassiterite from low-Sn-grade tailings.
Źródło:
Physicochemical Problems of Mineral Processing; 2021, 57, 1; 206-215
1643-1049
2084-4735
Pojawia się w:
Physicochemical Problems of Mineral Processing
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Effects of single and mixed reagent systems on improved diaspore recovery
Autorzy:
Jiang, Hao
Xiang, Guoyuan
Gao, Ya
Khoso, Sultan Ahmed
Peng, Weiwen
Powiązania:
https://bibliotekanauki.pl/articles/110867.pdf
Data publikacji:
2019
Wydawca:
Politechnika Wrocławska. Oficyna Wydawnicza Politechniki Wrocławskiej
Tematy:
diaspore
flotation
mixed collector
froth stability
adsorption
Opis:
Frothing performance and stability of sodium oleate (NaOL) alone and in presence of methyl isobutyl methanol (MIBC), octanol (OCT) and polyethylene glycol (PEG) systems were studied and compared in order to enhance flotation separation of diasporic bauxite ore. Performance of a single (NaOL) and mixed systems (NaOL-MIBC, NaOL-OCT, NaOL-PEG) was evaluated through flotation tests, three-phase dynamic froth stability tests, zeta potential measurements and adsorption analysis. The mixed systems showed a stable froth and an improved recovery with their descending order NaOLPEG˃NaOL-OCT ˃ NaOL-MIBC. Adsorption analysis and zeta potential measurements suggested that, except NaOL adsorption, there was no significant co-adsorption of alcohols on the diaspore surface. However, adsorbed amount of NaOL on the diaspore surface was extremely high; accounts for more than 90% of the total substance used in the pulp.
Źródło:
Physicochemical Problems of Mineral Processing; 2019, 55, 5; 1179-1191
1643-1049
2084-4735
Pojawia się w:
Physicochemical Problems of Mineral Processing
Dostawca treści:
Biblioteka Nauki
Artykuł
    Wyświetlanie 1-2 z 2

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