发明名称 |
PROCESS FOR IMPROVED PRECIOUS METALS RECOVERY FROM ORES WITHTHE USE OF ALKYLHYDROXAMATE COLLECTORS |
摘要 |
<p>Collector compositions for use in froth flotation processes for the benefication of precious metals i.e. gold, silver and platinum group metals (PGM) from sulfide ores containing especially pyrrite and pyrrhotite are disclosed. The collector comprises alkyl hydroxamic acids or their alkali metal or ammonium salts, preferably in combination with standard sulfide ore collectors such as xanthates etc.</p> |
申请公布号 |
CA2075155(C) |
申请公布日期 |
2002.05.14 |
申请号 |
CA19922075155 |
申请日期 |
1992.07.31 |
申请人 |
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发明人 |
NAGARAJ, DEVARAYASAMUDRAN R. |
分类号 |
B03D1/004;B03D1/01;B03D1/02;(IPC1-7):B03D1/01 |
主分类号 |
B03D1/004 |
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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