Gold ore beneficiation aid with high recovery rate and preparation method thereof
A technology with high recovery rate and gold mining, applied in the direction of improving process efficiency, etc., can solve problems such as low recovery rate, resource loss, waste, etc., and achieve the effect of improving the degree of combination, high safety, and improving gold recovery rate
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Embodiment 1
[0025] A gold ore beneficiation aid with a high recovery rate consists of the following raw materials in parts by weight:
[0026] Thiourea 30 parts, ammonium thiocyanide 10 parts, sodium hydrosulfide 5 parts, potassium bromide 5 parts, urea peroxide 20 parts, hydroxymethyl cellulose sodium 5 parts, sodium hydroxide 15 parts, sodium tripolyphosphate 10 parts 10 parts, 10 parts of ethoxylated alkyl sodium sulfate, 10 parts of magnetite powder, and 20 parts of activated carbon powder.
[0027] The preparation method of high-recovery gold ore beneficiation aid comprises:
[0028] Step 1. Take the magnet powder in the above parts by weight, heat it to a molten state, add the sodium hydrosulfide and potassium bromide in the above parts by weight, mix well, keep it for 2 hours, cool to 750°C, and cool down at a rate of 15°C / hour to 150°C, then raise the temperature to 750°C at a rate of 20°C / hour, then use a rate of 20°C / hour to cool down and a rate of 15°C / hour to raise the temper...
Embodiment 2
[0036] A gold ore beneficiation aid with a high recovery rate consists of the following raw materials in parts by weight:
[0037] Thiourea 40 parts, ammonium thiocyanide 20 parts, sodium hydrosulfide 10 parts, potassium bromide 10 parts, urea peroxide 25 parts, hydroxymethyl cellulose sodium 10 parts, sodium hydroxide 20 parts, sodium tripolyphosphate 15 parts 15 parts, ethoxylated alkyl sodium sulfate 15 parts, magnetite powder 15 parts, activated carbon powder 30 parts.
[0038] The preparation method of high-recovery gold ore beneficiation aid comprises:
[0039] Step 1. Take the magnet powder in the above parts by weight, heat it to a molten state, add the sodium hydrosulfide and potassium bromide in the above parts by weight, mix well, keep it for 3 hours, cool to 750°C, and cool down at a rate of 15°C / hour to 150°C, then raise the temperature to 750°C at a rate of 20°C / hour, then use a rate of 20°C / hour to cool down and a rate of 15°C / hour to raise the temperature 5 ti...
Embodiment 3
[0047] A gold ore beneficiation aid with a high recovery rate consists of the following raw materials in parts by weight:
[0048]35 parts of thiourea, 15 parts of ammonium thiocyanide, 8 parts of sodium hydrosulfide, 8 parts of potassium bromide, 22 parts of urea peroxide, 8 parts of polyacrylamide, 18 parts of sodium hydroxide, 12 parts of sodium tripolyphosphate, 12 parts of sodium oxyalkylated alkyl sulfate, 12 parts of magnetite powder, and 25 parts of activated carbon powder.
[0049] The preparation method of high-recovery gold ore beneficiation aid comprises:
[0050] Step 1. Take the magnet powder in the above parts by weight, heat it to a molten state, add the sodium hydrosulfide and potassium bromide in the above parts by weight, mix well, keep it for 2 hours, cool to 750°C, and cool down at a rate of 15°C / hour to 150°C, then raised to 750°C at a rate of 20°C / hour, followed by cooling at a rate of 20°C / hour and heating at a rate of 15°C / hour 4 times, cooled to room...
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