| 发明名称 |
PIEZOELECTRIC PORCELAIN COMPOSITION |
| 摘要 |
PURPOSE:To improve temperature characteristics by substituting tin and manganese for part of titanium in a piezoelectric porcelain composed of lead titanate and also substituting lanthanum for part of lead. |
| 申请公布号 |
JPS5361098(A) |
申请公布日期 |
1978.06.01 |
| 申请号 |
JP19760136313 |
申请日期 |
1976.11.15 |
| 申请人 |
HITACHI LTD |
发明人 |
TAKEUCHI HIROYUKI;NAGATSUMA KAZUYUKI;ITOU YUKIO |
| 分类号 |
C04B35/46;C04B35/00;H01L41/18;H01L41/187 |
主分类号 |
C04B35/46 |
| 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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