For every tonne of useful alumina produced from raw bauxite ore, refineries generate ... which is in the process of being patented, broadly it employs the activated power of a number of indigenous ...

Bhubaneswar, Apr 1 () National Aluminium Company Limited(NALCO) on Wednesday said it has recorded an all-round successin bauxite and alumina productions, while its aluminiumsmelter achieved more ...

HANOI/DUBAI, Oct 11 (Reuters) – Prices of alumina on the Shanghai Futures Exchange jumped more than 6% to a record high on Friday on concerns of bauxite supply disruption from Guinea amid an ...