QUARTZ GLASS CRUCIBLE, MANUFACTURING METHOD THEREOF, AND MANUFACTURING METHOD OF SILICON SINGLE CRYSTAL
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
N/A
Issued Date -
Aug 1, 2024
app pub date -
Feb 9, 2022
filing date -
May 25, 2021
priority date (Note) -
Published
status (Latency Note)
Importance
Abstract
A quartz glass crucible includes a crucible base body including silica glass and a coating film containing a crystallization accelerator and formed on the inner surface of the crucible base body. The average carbon concentration in the coating film, and the crucible base body within a range of 0 μm or more and 300 μm or less in depth from the inner surface of the crucible base body is 1.0×1012 atoms/cc or more and 3.0×1019 atoms/cc or less.
First Claim
Family
International Classification(s)
- [Classification Symbol]
- [Patents Count]
Cited Art Landscape
Patent Citation Ranking
Recipient Email Address
Recipient Email Address
Comment
Recipient Email Address
Add to Portfolio(s)
To add this patent to one, or more, of your portfolios, simply click the add button.
This Patent is in these Portfolios:
Add to additional portfolios:
Last Refreshed On:
Changes done successfully