| 申请日期 | 2024-11-18 | 申请号 | US10489020 |
| 公开（公告）号 | US20040252961A1 | 公开（公告）日 | 2004-12-16 |
| 公开国别 | US | 申请人省市代码 | 全国 |
| 申请人 | PEUCHERT ULRICH; SPRENHARD RUEDIGER; LETZ MARTIN; BUELLESFELD FRANK | ||
| 简介 | The invention relates to a glass fibre, comprising a core, the matrix glass of which contains at least one heavy metal oxide and at least one rare earth compound, whereby said core is surrounded by at least two glass layers. The invention further relates to a method for production of said glass fibre. | ||
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