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202241 · An iron reverse flotation digital twin dosing system was developed. ... The extreme learning machine is a feedforward neural network based on a single hidden layer [45]. Compared with the neural network using gradient descent algorithm, the difference is that the MLP has a certain degree of randomness when determining the weight of input …
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2021111 · The flotation results of single minerals revealed that the reagents scheme of CMCS/DDA could be used in the reverse flotation of quartz from hematite. The flotation tests of mixed hematite and quartz in the mass ratio of 4:1 were carried out in the presence of 60 mg/L collector and 12 mg/L depressant at pH 8.
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202441 · Flotation experiments were conducted using an XFG Ⅱ-35 flotation machine. Single-mineral and mixed-mineral flotation experiments were performed on apatite and quartz to verify the superior selectivity of DDAIP compared to DDA. In this paper, apatite and quartz were separated using reverse flotation process.
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2024117 · Flotation is a method that enables the separation of hydrophobic particles with the help of air bubbles (Fig. 3 a). In flotation, the particles adhere to air bubbles depending on solid, liquid, and gas contact phases. The interaction of particles and bubbles includes collision, adhesion, and stability [ 3, 4, 5 ].
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20181220 · Contact Now +86-13879771862. Published time：20 December 2018. SF Flotation Plant is widely used for roughing, concentrating and counter-flotation of nonferrous metal that includes gold, copper, lead, zinc, nickel and molybdenum, ferrous metal and nonmetallic mineral.
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202221 · It was confirmed that it can selectively reverse flotation quartz through electrostatic interaction, and achieve high-efficiency ... The froth flotation test of single mineral and artificial mixed ore was carried out in a 40 mL XFG-II suspended tank flotation machine, and the set speed was 1592 rpm. The flotation process was shown in Fig. 3 ...
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2021220 · The flotation experiments were conducted in a RK/FD single-slot flotation machine with a 0.5 L cell and the impeller speed was 1900 ± 5 rpm. DDA-HCL was used as a collector for gangue particles with a dosage of 4000 g/t. First, dextrin was used as a depressant with a dosage of 1000, 2000, 3000, 4000, and 5000 g/t.
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2020730 · Froth flotation has been widely used in upgrading iron ores. Iron ore flotation can be performed in two technical routes: direct flotation of iron oxides and reverse flotation of gangue minerals with depression of iron oxides. Nowadays, reverse flotation is the most commonly used route in iron ore flotation. This review is focused on the reverse …
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2023111 · A PHI versaProbe 4 instrument equipped with a monochromated Al Kα X-ray source (hv = 1486.6 eV) was used to capture the XPS spectra of both untreated and Na 2 S-treated mineral samples. Using the flotation machine, 2.0 g of the mineral sample was treated with 40 mL of 2.5 mmol/L-Na 2 S solution for 3 min. Then, the samples were …
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202461 · The single minerals flotation and artificial samples mixture flotation were conducted in a lab-used single flotation cell machine, and the motor speed was set at 1400 rpm. The pulp consisted of 2 g minerals samples and 40 mL deionized water. ... Hence, in the reverse flotation process, a long half-life foam (special for non-target minerals ...
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