| 发明名称 |
PIEZOELECTRIC CERAMIC COMPOSITIONS |
| 摘要 |
Ceramic compositions within the polygonal area defined by the formulas Pb(Mn1/3Ta2/3)0.030Ti0.470Zr0.500O3 Pb(Mn1/3Ta2/3)0.250Ti0.500Zr0.250O3 Pb(Mn1/3Ta2/3)0.375Ti0.375Zr0.250O3 Pb(Mn1/3Ta2/3)0.250Ti0.125Zr0.62503 ARE PARTICULARLY USEFUL FOR MAKING TRANSDUCER ELEMENTS.
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| 申请公布号 |
US3652413(A) |
申请公布日期 |
1972.03.28 |
| 申请号 |
USD3652413 |
申请日期 |
1968.09.04 |
| 申请人 |
MATSUSHITA ELECTRIC INDUSTRIAL CO. LTD. |
发明人 |
HIROMU OUCHI;MASAMITSU NISHIDA |
| 分类号 |
C04B35/493;H01G7/02;H01L41/187;(IPC1-7):C04B35/46;C04B35/48 |
主分类号 |
C04B35/493 |
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