| 发明名称 |
SEPARATION OF CHROMIUM FROM SCRAP |
| 摘要 |
<p>To recover chromium from scrap such as superalloy scrap, the feedstock is melted, subjected to controlled oxidation to oxidize and slag off reactive metals, then subjected to sulfidation and slow cooling to produce a coarse-grained solid wherein the bulk of the chromium is present in a phase consisting predominantly of a chromium sulfide.</p> |
| 申请公布号 |
EP0034236(B1) |
申请公布日期 |
1983.11.16 |
| 申请号 |
EP19800304705 |
申请日期 |
1980.12.23 |
| 申请人 |
THE INTERNATIONAL METALS RECLAMATION COMPANY INC. |
发明人 |
HENNION, FRANCIS JOSEPH;DE BARBADILLO, JOHN JOSEPH;AHMAD, UMAR MOEZ UDDIN |
| 分类号 |
C01G37/00;C01G37/02;C22B7/00;C22B34/32;(IPC1-7):22B7/00 |
主分类号 |
C01G37/00 |
| 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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