Process of removing platinum inclusions from laser glass
US4919699A · kind A · utility
6Cited by
9References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 21, 1988 |
| Grant date | Apr 24, 1990 |
| Priority date | — |
| Expiry date | Jul 21, 2008 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P40/57
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
A process of removing platinum inclusions from laser glass is disclosed, comprising bubbling the laser glass in a molten state with PCl.sub.3 or POCl.sub.3.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.