NOZZLE ASSEMBLY, COMBUSTOR, AND GAS TURBINE INCLUDING SAME
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 -
May 30, 2024
app pub date -
Sep 29, 2023
filing date -
Nov 30, 2022
priority date (Note) -
Published
status (Latency Note)
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Importance

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Abstract
Proposed are a nozzle assembly, a combustor, and a gas turbine. Fuel and compressed air are discharged to a combustion chamber of the combustor of the gas turbine. The nozzle assembly includes a nozzle body, a plurality of injection nozzles provided inside the nozzle body and disposed to be spaced apart from each other, the injection nozzles having inner portions through which the compressed air and the fuel are mixed and moved, and a side wall which is connected to a first side of the nozzle body and through which the injection nozzles passes. A cooling air inlet hole into which cooling air is introduced into a space where the injection nozzles are disposed is formed in the nozzle body, and a cooling air outlet hole through which the cooling air introduced from the cooling air inlet hole is discharged is formed in one region of the side wall.
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 | |
---|---|---|
DOOSAN ENERBILITY CO LTD | SEONGSAN-GU CHANGWON-SI GYEONGSANGNAM-DO 51711 |
International Classification(s)

- 2023 Application Filing Year
- F23R Class
- 254 Applications Filed
- 102 Patents Issued To-Date
- 40.16 % Issued To-Date
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
---|---|---|---|
BAE, Taewon | Gimhae, KR | 3 | 0 |
# of filed Patents : 3 Total Citations : 0 | |||
JEONG, Hanjin | Hanam, KR | 2 | 3 |
# of filed Patents : 2 Total Citations : 3 | |||
KIM, Hokeun | Daejeon, KR | 5 | 14 |
# of filed Patents : 5 Total Citations : 14 |
Cited Art Landscape
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Patent Citation Ranking
- 0 Citation Count
- F23R Class
- 0 % this patent is cited more than
- 1 Age
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Maintenance Fees
Fee | Large entity fee | small entity fee | micro entity fee | due date |
---|---|---|---|---|
3.5 Year Payment | $1600.00 | $800.00 | $400.00 | Nov 30, 2027 |
7.5 Year Payment | $3600.00 | $1800.00 | $900.00 | Nov 30, 2031 |
11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | Nov 30, 2035 |
Fee | Large entity fee | small entity fee | micro entity fee |
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Surcharge - 3.5 year - Late payment within 6 months | $160.00 | $80.00 | $40.00 |
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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