What is the current rate of scrap copper?
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| Using an econometric model, the paper shows that old scrap stocks, which have contributed most of the increase in available old copper scrap over the years, have a very modest impact on secondary production. | |
34 Citations | The rate of the reaction depends on the concentration of copper, however, which must be large enough for a satisfactory turnover. |
28 Citations | The results show that the increase of temperature, concentrations of ammonia and ammonium sulphate is propitious to the leaching rate of copper ore. |
24 Citations | All these results showed that the U. S chose importing refined copper to satisfy the demand rather than recycling old scrap. |
30 Citations | We find that both industrial activity and world GDP correlate with total scrap supply, with limited dependence on copper price. |
| The results showed that approximately 300 thousand tons of high-purity copper or high copper alloys were recovered with impurities or copper-alloy scraps, which were finally consumed as copper-alloy scraps. |
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