Manufacture of novel grey and bronze glasses
US4104076A · kind A · utility
111Cited by
7References
4Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Sep 8, 1976 |
| Grant date | Aug 1, 1978 |
| Priority date | — |
| Expiry date | Sep 8, 1996 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC03C14/006
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
A method of making heat absorbing glass which comprises melting the raw materials of ordinary silica-soda-lime glass and incorporating therein during melting a quantity of the tinting agents Fe.sub.2 O.sub.3, CoO, Se, UO.sub.2 and Cr.sub.2 O.sub.3 sufficient to produce in a piece 2-12 mm. thick a purity of excitation less than 14%, a total transmission of solar energy less than 50%, and a factor of luminance Y between 35 and 55%, and shaping articles therefrom.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.