| 发明名称 |
Processing molten reactive metals and alloys using fluorocarbons as cover gas |
| 摘要 |
This invention relates to a method for preventing the ignition of molten magnesium by contacting the molten magnesium with a gaseous mixture comprising a fluorocarbon selected from the group consisting of perfluoroketones, hydrofluoroketones, and mixtures thereof.
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| 申请公布号 |
US2003164068(A1) |
申请公布日期 |
2003.09.04 |
| 申请号 |
US20030394852 |
申请日期 |
2003.03.22 |
| 申请人 |
3M INNOVATIVE PROPERTIES COMPANY |
发明人 |
MILBRATH DEAN S.;OWENS JOHN G. |
| 分类号 |
B22D21/04;A62D1/02;B22D1/00;B22D21/00;C07C45/69;C07C45/85;C07C49/167;C07C49/463;C22B9/00;C22B9/02;C22B9/05;C22B21/00;C22B21/06;C22B26/22;C23C8/06;C23C26/00;(IPC1-7):A62D1/02 |
主分类号 |
B22D21/04 |
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