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Keywords: ocean nodule
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Proceedings Papers

Paper presented at the Fourth ISOPE Ocean Mining Symposium, September 23–27, 2001
Paper Number: ISOPE-M-01-031
... ABSTRACT: Three step solvent extraction process has been developed for processing the leach liquor generated via NH 3 / SO 2 leaching route for ocean nodules. The sulphate leach liquor contains number of impurities like iron, copper and zinc in addition to nickel and cobalt, the metals...
Proceedings Papers

Paper presented at the Second ISOPE Ocean Mining Symposium, November 24–26, 1997
Paper Number: ISOPE-M-97-028
.... There is now little doubt that PMN forms an important source for Ni, Co, Cu and possibly other elements like Mn. ammonia precipitation metals & mining polymetallic nodule das cobalt reductant ocean nodule manganese recovery extraction indian ocean nodule selectivity manganese nodule...

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