发明名称 |
SKUMFLOTATIONSFOERFARANDE SAMT SAMLARE. |
摘要 |
A froth flotation process in which an amphoteric compound is used as a collector for oxide and salt type minerals. The amphoteric compound has the formula <IMAGE> I in which R is a hydrocarbon group having 4 to 18 carbon atoms; n is 0 or 1;; p is a number from 0 to 5; and R1 is a hydrocarbon group having 5 to 18 carbon atoms or the group <IMAGE> in which R, n and p have the above mentioned meaning; or a salt thereof. |
申请公布号 |
FI850916(L) |
申请公布日期 |
1985.10.05 |
申请号 |
FI19850000916 |
申请日期 |
1985.03.07 |
申请人 |
BEROL KEMI AB |
发明人 |
HELLSTEN, MARTIN;KLINGBERG, ANDERS;ALVRYD, BERTIL |
分类号 |
B03D1/02;B03D1/008;B03D1/01 |
主分类号 |
B03D1/02 |
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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