Complexing agent control of leachable mercury in fluorescent lamps
US5777434A · kind A · utility
11Cited by
3References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 3, 1996 |
| Grant date | Jul 7, 1998 |
| Priority date | — |
| Expiry date | Dec 3, 2016 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02W30/82
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
The formation of leachable mercury upon disposal or during TCLP testing of mercury vapor discharge lamps is substantially prevented by incorporation of an organic or inorganic metal completing agent in the lamp structure or in the test solution.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.