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公开(公告)号：KR1019890001121B1
公开(公告)日：1989-04-24
申请号：KR1019850002642
申请日：1985-04-19
Applicant: 스미토모덴키고교가부시키가이샤
IPC: C03B37/14
CPC classification number: C03B37/01446 , C03B37/014 , C03B2201/12 , C03B2203/22 , Y10S65/16
Abstract: A method for producing a glass preform for a single mode optical fiber comprising a core and cladding comprises (a) depositing fine glass particles of a glass raw material on the periphery of a cylindrical seed having a smooth and clean outer surface to form a deposited soot by flame hydrolysis, (b) drawing the seed from the deposited soot, (c) inserting a core glass rod in a hollow portion of the glass soot to form a complex body, and (d) drying and sintering the complex body.
Abstract translation: 一种用于制造用于单模光纤的玻璃预制件的方法，包括芯和包层包括（a）在具有光滑且干净的外表面的圆柱形种子的周边上沉积玻璃原料的玻璃微粒，以形成沉积的烟灰 通过火焰水解，（b）从沉积的烟灰中抽出种子，（c）将芯玻璃棒插入玻璃烟炱的中空部分中以形成复合体，和（d）干燥和烧结复合体。
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Patent Agency Ranking
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公开(公告)号：KR100018095B1
公开(公告)日：1984-12-07
申请号：KR1019800002293
申请日：1980-06-11
Applicant: 스미토모덴키고교가부시키가이샤 , 닛뽄덴신.덴와가부시끼가이샤
IPC: C03B37/075
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公开(公告)号：KR1019920003025B1
公开(公告)日：1992-04-13
申请号：KR1019890016741
申请日：1989-11-18
Applicant: 스미토모덴키고교가부시키가이샤
IPC: C04B35/00
CPC classification number: H01L39/248 , Y10S505/733 , Y10S505/74 , Y10S505/742
Abstract: 내용 없음.
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公开(公告)号：KR100016785B1
公开(公告)日：1984-04-11
申请号：KR1019800004442
申请日：1980-11-20
Applicant: 닛뽄덴신.덴와가부시끼가이샤 , 스미토모덴키고교가부시키가이샤
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