Fluorescent corrosive fluoride solution
US4536322A · kind A · utility
5Cited by
6References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 28, 1983 |
| Grant date | Aug 20, 1985 |
| Priority date | — |
| Expiry date | Oct 28, 2003 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09K11/06
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A composition of matter including an aqueous solution of hydrofluoric acid or ammonium fluoride and a dye that fluoresces when illuminated by ultra-violet light. Spilled corrosive fluoride solutions are thereby rendered easily detectable by subjecting the surface onto which the solution was spilled to ultra-violet radiation.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.