Method for controlling the suspension in a suspension smelting furnace
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United States of America Patent
Stats
-
Dec 1, 2020
Grant Date -
Aug 31, 2017
app pub date -
May 12, 2017
filing date -
Nov 29, 2011
priority date (Note) -
In Force
status (Latency Note)
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Abstract
The invention relates to a method for controlling suspension in a suspension smelting furnace. The method comprises feeding additionally to pulverous solid matter and additionally to reaction gas reducing agent into the suspension smelting furnace, wherein reducing agent is fed in the form of a concentrated stream of reducing agent through the suspension in the reaction shaft onto the surface of the melt to form a reducing zone containing reducing agent within the collection zone of the melt.
First Claim
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International Classification(s)
- 2017 Application Filing Year
- F27B Class
- 189 Applications Filed
- 126 Patents Issued To-Date
- 66.67 % Issued To-Date
Cited Art Landscape
Patent Citation Ranking
- 0 Citation Count
- F27B Class
- 0 % this patent is cited more than
- 5 Age
Maintenance Fees
| Fee | Large entity fee | small entity fee | micro entity fee | due date |
|---|---|---|---|---|
| 7.5 Year Payment | $3600.00 | $1800.00 | $900.00 | Jun 1, 2028 |
| 11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | Jun 1, 2032 |
