发明名称 |
EXTRACTING URANIUM FROM PYRITE |
摘要 |
<p>OF DISCLOSURE A process for extracting uranium values from a pyrite concentrate containing at least 20% by weight sulphur and at least 50 grams per ton of uranium, calculated at U308, including the steps of roasting the concentrate at a temperature in the range 650 to 750.degree.C to convert the uranium to uranium sulphate, and solubilising the uranium sulphate in the roasted concentrate by means of a sulphuric acid leach of pH not exceeding 3.</p> |
申请公布号 |
AU513412(B2) |
申请公布日期 |
1980.11.27 |
申请号 |
AU19780033353 |
申请日期 |
1978.02.16 |
申请人 |
ANGLO AMERICAN CORP. OF SOUTH AFRICA LTD |
发明人 |
R.J. DAVIDSON;N.W. HANF;C.G. SCHMIDT |
分类号 |
C01D5/00;C22B1/06;C22B1/10;C22B3/00;C22B60/02;(IPC1-7):22B60/02;22B3/00;22B1/06 |
主分类号 |
C01D5/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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