Combustor and gas turbine
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Sep 26, 2023
Grant Date -
N/A
app pub date -
Mar 16, 2020
filing date -
Apr 5, 2019
priority date (Note) -
In Force
status (Latency Note)
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Importance

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Abstract
A combustor includes an outer cylinder, a combustor liner, a plurality of main nozzles, an air flow channel part, and a plurality of water injection parts. The air flow channel part sends air introduced from an outside to between an inner peripheral surface of the outer cylinder and an outer peripheral surface of the combustor liner into the combustor liner. The plurality of water injection parts are provided on the inner peripheral surface of the outer cylinder at intervals in a circumferential direction around a central axis. The plurality of water injection parts inject water into the air flowing through the air flow channel part. The water injection part includes a first nozzle and a second nozzle. The first nozzle injects water to a first side in the circumferential direction. The second nozzle injects water to a second side in the circumferential direction.
First Claim
all claims..Other Claims data not available
Family

- 15 United States
- 10 France
- 8 Japan
- 7 China
- 5 Korea
- 2 Other
Patent Owner(s)
Patent Owner | Address | |
---|---|---|
MITSUBISHI HEAVY INDUSTRIES LTD | 2-3 MARUNOUCHI 3-CHOME CHIYODA-KU TOKYO 1008332 ?1008332 |
International Classification(s)

- 2020 Application Filing Year
- F23L Class
- 69 Applications Filed
- 33 Patents Issued To-Date
- 47.83 % Issued To-Date
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
---|---|---|---|
Aoki, Kozo | Tokyo, JP | 62 | 484 |
# of filed Patents : 62 Total Citations : 484 | |||
Saito, Toshihiko | Tokyo, JP | 172 | 2927 |
# of filed Patents : 172 Total Citations : 2927 |
Cited Art Landscape
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Patent Citation Ranking
- 0 Citation Count
- F23L Class
- 0 % this patent is cited more than
- 2 Age
Forward Cite Landscape
- No Forward Cites to Display

Maintenance Fees
Fee | Large entity fee | small entity fee | micro entity fee | due date |
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3.5 Year Payment | $1600.00 | $800.00 | $400.00 | Mar 26, 2027 |
7.5 Year Payment | $3600.00 | $1800.00 | $900.00 | Mar 26, 2031 |
11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | Mar 26, 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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