发明名称 PROCESS FOR MANUFACTURING OPTICAL FIBERS
摘要 PURPOSE:In manufacturing optical fibers with the use of vapor phase chemical reaction, it is contemplated to produce low-loss optical fibers having a full circular shape and less diametrical fluctuations by integrating both processes for the fabrication of a perform and for the wire drawing.
申请公布号 JPS5250247(A) 申请公布日期 1977.04.22
申请号 JP19750125319 申请日期 1975.10.20
申请人 HITACHI LTD 发明人 IMOTO KATSUYUKI;SUMI MASAO
分类号 C03B37/018;C03B37/027;G02B6/00 主分类号 C03B37/018
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