Method of preparing a melt for the production of mineral wool
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Jan 10, 1989
Grant Date -
N/A
app pub date -
Jan 7, 1988
filing date -
May 14, 1986
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
Method of preparing a melt for the production of mineral wool wherein suitably composed raw material and coke are fed into a preheating zone in the upper portion of a shaft furnace and are caused to descend down through the oxidation zone in which air is introduced to effect a combustion of the coke and to heat the raw material to a temperature not exceeding 1000.degree. C., and wherein the actual melting is effected by plasma heating in the lower portion of the shaft furnace where which the melt formed is discharged.
First Claim
Family
International Classification(s)
- [Classification Symbol]
- [Patents Count]
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