| 发明名称 |
Optical fiber manufacture |
| 摘要 |
A fiber optic preform is provided by depositing phosphorus pentoxide as a dopant on the bore of a silica tube to form a high refractive index layer and collapsing the tube to form a core of high index phosphorus pentoxide doped silica. |
| 申请公布号 |
US4009014(A) |
申请公布日期 |
1977.02.22 |
| 申请号 |
US19750610021 |
申请日期 |
1975.09.03 |
| 申请人 |
INTERNATIONAL STANDARD ELECTRIC CORPORATION |
发明人 |
BLACK, PHILIP WILLIAM;IRVEN, JOHN |
| 分类号 |
C03B37/018;C03B37/029;C03C21/00;(IPC1-7):02B5/14;03C21/00 |
主分类号 |
C03B37/018 |
| 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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