发明名称 PRODUCTION OF OPTICAL FIBERS
摘要 PURPOSE:To obviate the increase the transmission loss of an optical fiber against change in ambient temperature by heating the optical fiber having been deposited with a high polymer material solution thereafter extending this linearly without bending the fiber and forcefully cooling the fiber in this state.
申请公布号 JPS53141048(A) 申请公布日期 1978.12.08
申请号 JP19770055355 申请日期 1977.05.16
申请人 HITACHI LTD;HITACHI CABLE 发明人 IMOTO KATSUYUKI;NIIZAWA MASAHARU
分类号 C03B37/027;C03B37/00;C03C25/10;G02B6/00;G02B6/44 主分类号 C03B37/027
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