Rio Tinto said it has entered into an agreement to purchase Sumitomo Chemical Co's 20.64 percent stake in New Zealand Aluminium Smelters (NZAS) to gain full control of New Zealand's only aluminum smelter. NZAS is a joint venture between Rio, which holds a 79.36 percent stake, and Japan's Sumitomo Chemical, which owns the rest. It […]
Loading
