| 发明名称 |
PRODUCTION OF RAW MATERIAL FOR OPTICAL TRANSMISSION MATERIAL |
| 摘要 |
PURPOSE:To produce low-softening-point and easy-to-fabricate glass inexpensively by immersing powdery or granular glass forming oxide in an alkaline metal compound solution. |
| 申请公布号 |
JPS5280848(A) |
申请公布日期 |
1977.07.06 |
| 申请号 |
JP19750155932 |
申请日期 |
1975.12.27 |
| 申请人 |
FUJITSU LTD |
发明人 |
OZEKI TOMOMASA;TAKAHATA TAKEO;INOUE KOUZOU |
| 分类号 |
G02B6/00;C03B37/014;C03C17/02;C03C23/00 |
主分类号 |
G02B6/00 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
|
| 地址 |
|
