process of extracting metals from their ores

  • The truth about recycling The Economist

    Jun 07, 2007· For many materials the process of turning them back into useful raw materials is straightforward: metals are shredded into pieces, paper is reduced to pulp ...

  • Physical method to extract metal from their ores by ...

    2. The platinum group metals are extracted during the refining process 3. The platinum ore will be extracted from the ground and into a refinery or processing plant 4. The platinum metal group will be extracted from other substances. Being first crushed into tiny particles then using the flotation separation method to get the platinum group metal. 5.

  • BBC GCSE Bitesize: Methods Of Extracting Metals

    The method used to extract metals from the ore in which they are found depends on their reactivity. For example, reactive metals such as aluminium are extracted by electrolysis, while a less-reactive metal such as iron may be extracted by reduction with carbon or carbon monoxide.

    • Making Iron · The Transition Metals
    • Physical method to extract metal from their ores by ...

      1. During the extraction of platinum group metals ,as these metals are rare, a lot of nickel and copper are produced. 2. The platinum group metals are extracted during the refining process 3. The platinum ore will be extracted from the ground and into a refinery or processing plant 4. The platinum metal group will be extracted from other substances.

    • Extractive metallurgy Wikipedia

      Hydrometallurgy is concerned with processes involving aqueous solutions to extract metals from ores. The first step in the hydrometallurgical process is leaching, which involves dissolution of the valuable metals into the aqueous solution and/or a