发明名称 |
Method of preventing hydrogen darkening of optic fibre |
摘要 |
A method of preventing hydrogen darkening of optic fiber, which includes a step of providing a protective barrier of hydrogen free flowing gas around the optic fiber, such that the flowing gas sweeps away hydrogen.
|
申请公布号 |
US7561776(B2) |
申请公布日期 |
2009.07.14 |
申请号 |
US20050289667 |
申请日期 |
2005.11.29 |
申请人 |
PETROSPEC ENGINEERING LTD. |
发明人 |
CHALIFOUX GERALD V;LOGAN ROBERT B |
分类号 |
G02B6/00 |
主分类号 |
G02B6/00 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|