Glass-ceramic article and manufacturing process
US11419187B2 · kind B2 · utility
0Cited by
21References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 18, 2013 |
| Grant date | Aug 16, 2022 |
| Priority date | — |
| Expiry date | Jun 20, 2037 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/24355
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
The present invention relates to an article comprising at least one glass-ceramic substrate, in particular a plate, intended, for example, to cover or receive at least one heating element, said substrate exhibiting, in at least one zone, a surface roughness such that the characteristic dimensions of the patterns forming said roughness are between 2 and 100 μm.The present invention also relates to an advantageous process for producing said substrate.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.