发明名称 |
METHOD OF FABRICATING OPTICAL FIBER PREFORMS |
摘要 |
Optical fibre preform having an index-graded core and a cladding is made by simultaneously depositing a core soot and a cladding soot onto a rotating member using a core burner and a cladding burner, the latter having at least one of its feed gas, fuel gas andinert gas outlets made with a plurality of openings, pref. adjacent each other. |
申请公布号 |
DE3474657(D1) |
申请公布日期 |
1988.11.24 |
申请号 |
DE19843474657 |
申请日期 |
1984.01.31 |
申请人 |
NIPPON TELEGRAPH AND TELEPHONE CORPORATION;SUMITOMO ELECTRIC INDUSTRIES LIMITED |
发明人 |
WATANABE, MINORU C/O YOKOHAMA WORKS;YOSHIOKA, NAOKI C/O YOKOHAMA WORKS;KANAMORI, HIROO C/O YOKOHAMA WORKS;INAGAKI, NOBUO |
分类号 |
C03B37/014;(IPC1-7):C03B37/025 |
主分类号 |
C03B37/014 |
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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