Pile delignification
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
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N/A
Issued Date -
N/A
app pub date -
Aug 10, 2015
filing date -
Aug 19, 2014
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
The present invention relates to a delignification method which is applied for removing lignin from a biomaterial mixture in form of a pile, and essentially comprises the steps of piling of the biomaterials, treating the pile with an irrigation solution comprised of water or an aqueous solution comprising chemical materials, transferring the irrigation solution leached during reaching to the bottom of the pile to a pool or a storage unit with a drainage system, giving the irrigation solution which is transferred to the pool or the storage unit to irrigation again after controlling and optimizing, and leaching the pile by stopping the irrigation when the delignification process ends.
First Claim
Other Claims data not available
Family
International Classification(s)
- 2015 Application Filing Year
- D21C Class
- 160 Applications Filed
- 124 Patents Issued To-Date
- 77.50 % Issued To-Date
Cited Art Landscape
Patent Citation Ranking
- 0 Citation Count
- D21C Class
- 0 % this patent is cited more than
- 7 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 | Dec 26, 2025 |
| 11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | Dec 26, 2029 |
