发明名称 |
PROCESS OF DRAWING OPTICAL FIBER |
摘要 |
There is provided a process of melt drawing an optical fiber (119) from a preform (101) therefor in which a heating furnace (1) comprising a muffle tube (2) inside thereof through which the optical fiber (119) is passed is provided immediately below a melt drawing furnace (105) to further draw the optical fiber (119) while heated, and an interior of the muffle tube (2) is kept in an atmosphere selected from the group consisting of an inert atmosphere, an atmosphere comprising oxygen gas and an atmosphere comprising hydrogen gas. <IMAGE> |
申请公布号 |
AU7838491(A) |
申请公布日期 |
1992.01.02 |
申请号 |
AU19910078384 |
申请日期 |
1991.06.14 |
申请人 |
SUMITOMO ELECTRIC INDUSTRIES, LTD. |
发明人 |
YUICHI OHGA;SHINJI ISHIKAWA;HIROO KANAMORI;ICHIRO YOSHIMURA;HIROSHI YOKOTA |
分类号 |
G02B6/00;C03B37/027;C03B37/029 |
主分类号 |
G02B6/00 |
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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