bauxite extraction complexity

  • Bayer process - Wikipedia

    The Bayer process is the principal industrial means of refining bauxite to produce alumina (aluminium oxide) and was developed by Carl Josef Bayer. Bauxite, the most important ore of aluminium, contains only 30–60% aluminium oxide (Al 2 O 3), the rest being a .

  • HYDROMETALLURGICAL PROCESSING OF EGYPTIAN BAUXITE

    Keywords: processing, bauxite, Egypt Introduction Bauxite is a chief raw material for aluminum and at present 95% of primary aluminum is produced from this ore. In the last two decades, the discovery of bauxite in Austral-ia, Guinea and Brazil has changed the world bauxite distribution map very significant-ly.