Device and system for producing cement clinker
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Nov 4, 2014
Issued Date -
N/A
app pub date -
Oct 19, 2009
filing date -
Oct 24, 2008
priority date (Note) -
In Force
status (Latency Note)
Importance
Loading Importance Indicators... 
Abstract
In the method according to the invention for producing cement clinker, raw cement meal is preheated in a preheater, the preheated raw cement meal is precalcined in a calciner and the precalcined raw cement meal is burnt in a kiln, fuel and combustion air having an oxygen content of at least 75 mol % being used in the calciner, and the raw cement meal being precalcined in a fluidised bed in the calciner. The exhaust gases occurring in the kiln are delivered to the preheater, bypassing the calciner, and the exhaust gases of the calciner are delivered to a CO2 preparation device.
First Claim
Other Claims data not available
Family
Loading Family data...
International Classification(s)
- F23J:REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COM....
- C04B:LIME; MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREO....
- F27B:FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPE....
- F27D:DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, ....
- F23B:METHODS OR APPARATUS FOR COMBUSTION USING ONLY SOL....
- F23C:METHODS OR APPARATUS FOR COMBUSTION USING FLUENT F....
- 2009 Application Filing Year
- F23J Class
- 61 Applications Filed
- 37 Patents Issued To-Date
- 60.66 % Issued To-Date
Cited Art Landscape
Patent Citation Ranking
- 1 Citation Count
- F23J Class
- 12 % this patent is cited more than
- 11 Age
Maintenance Fees
| Fee | Large entity fee | small entity fee | micro entity fee | due date |
|---|---|---|---|---|
| 11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | May 4, 2026 |
