Patent · US Expired

Method for producing ultra-high purity, optical quality glass articles

US7069746B2 · kind B2 · utility

3Cited by

4References

8Claims

0Family size

Assignee

Degussa AG · DE

Inventors

Monika Oswald · Hanau, DE
Gerrit Schneider · Hanau, DE
Jurgen Meyer · Aschaffenburg, DE

Key dates

Filing date	Oct 9, 2002
Grant date	Jul 4, 2006
Priority date	—
Expiry date	Dec 14, 2023

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC03C1/026
WIPO fieldOther special machines
WIPO sectorMechanical engineering

Abstract

A method for producing ultra-high purity, optical quality, glass articles is disclosed which involves:

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