Rio Tinto Alcan successfully completes rehabilitation of Pramont industrial residue disposal site
September 30th, 2008… on the left bank of the Rhone River between Sierre and Granges, Switzerland. “This rehabilitation is the outcome of eight years of … US$18.25 million). Rio Tinto is a leading international mining group headquartered in the UK, combining Rio Tinto plc, a London and …