Process for the production of low carbon silicon
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Oct 31, 1989
Grant Date -
N/A
app pub date -
Aug 3, 1987
filing date -
Aug 14, 1986
priority date (Note) -
Expired
status (Latency Note)
Importance
Loading Importance Indicators... 
Abstract
Silicon having a low carbon content is produced by removing carbon from molten silicon by heating the molten silicon to temperatures of 1420.degree. to 1900.degree. C. and establishing a temperature gradient of 30.degree. to 400+ K. in the melt.
Loading the Abstract Image...
OK
First Claim
Family
Loading Family data...
International Classification(s)
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