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DETERMINATION OF SOME RARE ELEMENTS IN PHOSPHATE ROCKS BY INDUCTIVELY COUPLED PLASMA ATOMIC EMISSION-SPECTROMETRY
(Marcel Dekker Inc, 1991)
Eight elements(Cu, Co, La, Nd, Pr, V, Y and Zn) were determined in acid digests of the phosphate rocks using inductively coupled plasma atomic emission spectrometry(ICP-AES). The abondance of these elements exhibits the ...
EFFECT OF ROASTING WITH AMMONIUM-SULFATE AND SULFURIC-ACID ON THE EXTRACTION OF COPPER AND COBALT FROM COPPER CONVERTER SLAG
(Marcel Dekker Inc, 1991)
Copper converter slag, provided by Ergani Copper Co. of Etibank and containing 2.56% copper and 0.22% cobalt, was roasted with ammonium sulfate. The effects of such parameters as temperature (200-600-degrees-C), duration ...