Pyrolysis-combustion dual-bed system for eliminating contamination by combustion of high-sodium coal
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
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Jun 5, 2018
Issued Date -
Oct 15, 2015
app pub date -
Sep 25, 2013
filing date -
Sep 25, 2012
priority date (Note) -
In Force
status (Latency Note)
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Abstract
A pyrolysis-combustion dual-bed system comprises a fluidized bed, a cyclone separator, a coal ash distributor, an ash-coal mixer, a lower pyrolysis bed, a return feeder and a cleaner, wherein the cyclone separator is connected with an upper lateral side of the fluidized bed, the outlet end of the cyclone separator is connected with the inlet end of the coal ash distributor; the two outlets of the lower pyrolysis bed are respectively connected with the inlet of an external bed and the inlet of the cleaner; the outlet of the external bed is connected with the inlet of the return feeder; the return feeder close to the lower lateral side of the fluidized bed is connected with the inlet on the lower lateral side of the fluidized bed; and the outlet of the cleaner is connected with the inlet of the lower lateral side of the fluidized bed.
First Claim
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Family

- 15 United States
- 10 France
- 8 Japan
- 7 China
- 5 Korea
- 2 Other
Patent Owner(s)
Patent Owner | Address | |
---|---|---|
DONGFANG ELECTRIC CORPORATION | JINNIU DISTRICT CHENGDU CITY SICHUAN PROVINCE 610036 SHU ROAD NO 333 CHENGDU CITY SICHUAN PROVINCE 610036 |
International Classification(s)

- 2013 Application Filing Year
- F23J Class
- 91 Applications Filed
- 75 Patents Issued To-Date
- 82.42 % Issued To-Date
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
---|---|---|---|
Cao, Liyong | Sichuan, CN | 5 | 6 |
# of filed Patents : 5 Total Citations : 6 | |||
Du, Qi | Sichuan, CN | 4 | 2 |
# of filed Patents : 4 Total Citations : 2 | |||
Fan, Wei | Sichuan, CN | 235 | 3308 |
# of filed Patents : 235 Total Citations : 3308 | |||
Guo, Pan | Sichuan, CN | 24 | 27 |
# of filed Patents : 24 Total Citations : 27 | |||
Hu, Chunyun | Sichuan, CN | 2 | 1 |
# of filed Patents : 2 Total Citations : 1 | |||
Lei, Yu | Sichuan, CN | 136 | 1885 |
# of filed Patents : 136 Total Citations : 1885 | |||
Liu, Jiang | Sichuan, CN | 116 | 702 |
# of filed Patents : 116 Total Citations : 702 | |||
Liu, Zhengning | Sichuan, CN | 3 | 2 |
# of filed Patents : 3 Total Citations : 2 | |||
Zhang, Chunfei | Sichuan, CN | 7 | 41 |
# of filed Patents : 7 Total Citations : 41 | |||
Zhang, Xiaoguang | Sichuan, CN | 28 | 170 |
# of filed Patents : 28 Total Citations : 170 | |||
Zhang, Yuan | Sichuan, CN | 316 | 2644 |
# of filed Patents : 316 Total Citations : 2644 |
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- 0 Citation Count
- F23J Class
- 0 % this patent is cited more than
- 7 Age
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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 5, 2025 |
11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | Dec 5, 2029 |
Fee | Large entity fee | small entity fee | micro entity fee |
---|---|---|---|
Surcharge - 7.5 year - Late payment within 6 months | $160.00 | $80.00 | $40.00 |
Surcharge - 11.5 year - Late payment within 6 months | $160.00 | $80.00 | $40.00 |
Surcharge after expiration - Late payment is unavoidable | $700.00 | $350.00 | $175.00 |
Surcharge after expiration - Late payment is unintentional | $1,640.00 | $820.00 | $410.00 |
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