| 发明名称 |
PROCESS FOR ETCHING CHROME AND COMPOSITION AS SUITABLE THEREFORE |
| 摘要 |
<p>EN981-001 PROCESS FOR ETCHING CHROME AND COMPOSITION AS SUITABLE THEREFORE An aqueous acidic composition suitable for etching which contains an acid and a thiourea compound, and use thereof.</p> |
| 申请公布号 |
CA1163540(A) |
申请公布日期 |
1984.03.13 |
| 申请号 |
CA19820399068 |
申请日期 |
1982.03.23 |
| 申请人 |
INTERNATIONAL BUSINESS MACHINES CORPORATION |
发明人 |
ABOLAFIA, OSCAR R.;AMEEN, JOSEPH G. |
| 分类号 |
C23F1/26;H05K3/06;(IPC1-7):C09K13/00;C23F1/00 |
主分类号 |
C23F1/26 |
| 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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