Patent · US Expired

Glass-ceramic plate and method for making same

US6528440B1 · kind B1 · utility

33Cited by
13References
15Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 19, 1999
Grant dateMar 4, 2003
Priority date
Expiry dateNov 19, 2019

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC03B32/02
  • WIPO fieldMaterials, metallurgy
  • WIPO sectorChemistry

Abstract

A glass-ceramic plate based on silicon, aluminum and lithium oxides is intended, in particular, to cover heating elements. The plate has a diffuse transmission factor of at least 50%. A process for manufacturing the plate is provided.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.