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PROCESSING

Nitric acid way clears nickel path

Nitric acid could take the place of sulphuric acid in laterite processing.

Karma Barndon
CSIRO and Direct Nickel have carried out full-scale testing of the process at this pilot plant in Perth.

CSIRO and Direct Nickel have carried out full-scale testing of the process at this pilot plant in Perth.

About 70% of world nickel reserves are in the form of laterites and there are millions of tonnes of untapped reserves across Australia. Nickel miners normally use large amounts of sulphuric acid at...

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