| 发明名称 |
CHEMICAL ETCHING METHOD FOR ALULMINA CERAMICS |
| 摘要 |
PROBLEM TO BE SOLVED: To provide a chemical etching method for alumina ceramics by which etching can effectively be performed. SOLUTION: Alumina ceramics is dipped into a sulfuric acid aqueous solution having a concentration of 18 to 50%. COPYRIGHT: (C)2003,JPO
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| 申请公布号 |
JP2003171188(A) |
申请公布日期 |
2003.06.17 |
| 申请号 |
JP20010369945 |
申请日期 |
2001.12.04 |
| 申请人 |
TOSHIBA CERAMICS CO LTD |
发明人 |
SUZUKI TAKASHI;SHIMAI SHUNZO;TOKUTAKE FUMIO;TAKAHASHI MASATO |
| 分类号 |
C04B41/91;(IPC1-7):C04B41/91 |
主分类号 |
C04B41/91 |
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