发明公开
- 专利标题: METHOD OF MAKING A GLASS PREFORM
- 专利标题(中): 一种用于生产玻璃毛坯
-
申请号: EP99944983.8申请日: 1999-04-14
-
公开(公告)号: EP1112233A1公开(公告)日: 2001-07-04
- 发明人: BERKEY, George, E. , CHU, Polly, W. , CROSSLAND, Carl, E. , MOORE, Lisa, A. , QI, Gang , SOLOSKY, John, W.
- 申请人: CORNING INCORPORATED
- 申请人地址: 1 Riverfront Plaza Corning, N.Y. 14831 US
- 专利权人: CORNING INCORPORATED
- 当前专利权人: CORNING INCORPORATED
- 当前专利权人地址: 1 Riverfront Plaza Corning, N.Y. 14831 US
- 代理机构: Marchant, James Ian
- 优先权: US87224P 19980529
- 国际公布: WO9961380 19991202
- 主分类号: C03B37/027
- IPC分类号: C03B37/027
摘要:
A thing (32) has an aperture (10) in it. The thing is heated and drawn. The thing is heated again and drawn again. The aperture is evacuated.
信息查询