High zirconia fused cast refractory
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Feb 4, 1992
Grant Date -
N/A
app pub date -
Nov 23, 1990
filing date -
Nov 28, 1989
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A high zirconia fused cast refractory having excellent thermal cycle resistance which comprises, as chemical components of the refractory, from 90 to 95% by weight of ZrO.sub.2, from 3.5 to 7% by weight of SiO.sub.2 and from 1 to 3% by weight of Al.sub.2 O.sub.3 and which does not substantially contain any one of P.sub.2 O.sub.5, B.sub.2 O.sub.3 and CuO.
First Claim
Family
International Classification(s)
Cited Art Landscape
Patent Citation Ranking
Advertisement
Advertisement
Advertisement
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