| 发明名称 |
Radiological system employing phosphors of different densities |
| 摘要 |
A pair of intensifying screens for use in high resolution radiography comprises a front screen comprising a phosphor with a density of no more than 5.5 g/cm3 and a back screen comprising a phosphor with a density of at least 6.0 g/cm3.
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| 申请公布号 |
US5367172(A) |
申请公布日期 |
1994.11.22 |
| 申请号 |
US19930069564 |
申请日期 |
1993.06.01 |
| 申请人 |
E. I. DU PONT DE NEMOURS AND COMPANY |
发明人 |
BEUTEL, JACOB;ISSLER, SANDRA L.;MICKEWICH, DANIEL J. |
| 分类号 |
C09K11/00;C09K11/67;C09K11/77;G03C5/17;G21K4/00;(IPC1-7):G03C1/46 |
主分类号 |
C09K11/00 |
| 代理机构 |
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代理人 |
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| 地址 |
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