Patent · US Active

Method for the manufacture of doped quartz glass

US9878933B2 · kind B2 · utility

1Cited by

3References

12Claims

0Family size

Assignee

HERAEUS QUARZGLAS GMBH & CO. KG · DE

Inventors

Malte Schwerin · Halle (Saale), DE
Martin Trommer · Bitterfeld-Wolfen, DE
Steffen Zwarg · Wolfen, DE

Key dates

Filing date	Jul 21, 2015
Grant date	Jan 30, 2018
Priority date	—
Expiry date	Jul 21, 2035

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC03C2203/46
WIPO fieldOther special machines
WIPO sectorMechanical engineering

Abstract

One aspect relates to a method for the manufacture of doped quartz glass. Moreover, one aspect relates to quartz glass obtainable according to the method including providing a soot body, treating the soot body with a gas, heating an intermediate product and vitrifying an intermediate product.

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