Combustor and gas turbine

Number of patents in Portfolio can not be more than 2000

United States of America

PATENT NO 12222105
APP PUB NO 20220163200A1
SERIAL NO

17434879

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

Loading Importance Indicators... loading....

Abstract

See full text

A combustor includes a plurality of fuel nozzles installed so as to be extended in a direction of a nozzle axis and configured to inject fuel toward one side in the direction of the nozzle axis, a pipe plate having a plurality of air holes formed therein so as to be extended in the direction of the nozzle axis, in which the air hole has an inner diameter larger than a tip end portion of the fuel nozzle and the tip end portions are respectively inserted into the air holes, and a step surface formed at a position of the tip end portion closer to the other side in the direction of the nozzle axis than a tip end surface of the tip end portion so as to be expanded in a radial direction with respect to the nozzle axis from a tip end outer peripheral surface.

First Claim

See full text

Other Claims data not available

Family

Loading Family data... loading....

Patent Owner(s)

  • MITSUBISHI HEAVY INDUSTRIES, LTD.

International Classification(s)

loading....
  • 2020 Application Filing Year
  • F23R Class
  • 199 Applications Filed
  • 121 Patents Issued To-Date
  • 60.81 % Issued To-Date
Click to zoom InYear of Issuance% of Matters IssuedCumulative IssuancesYearly Issuances2020202120222023202420250255075100

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Karishuku, Mitsuhiro Yokohama, JP 15 32
Koganezawa, Tomomi Yokohama, JP 47 621
Miura, Keisuke Tokyo, JP 120 1017
Saito, Keijiro Tokyo, JP 41 223
Tada, Katsuyoshi Tokyo, JP 10 49

Cited Art Landscape

Load Citation

Patent Citation Ranking

  • 0 Citation Count
  • F23R Class
  • 0 % this patent is cited more than
  • < 1 Age
Citation count rangeNumber of patents cited in rangeNumber of patents cited in various citation count ranges44002.557.51012.51517.52022.52527.53032.53537.54042.54547.5

Forward Cite Landscape

Load Citation

Maintenance Fees

Fee Large entity fee small entity fee micro entity fee due date
3.5 Year Payment $1600.00 $800.00 $400.00 Aug 11, 2028
7.5 Year Payment $3600.00 $1800.00 $900.00 Aug 11, 2032
11.5 Year Payment $7400.00 $3700.00 $1850.00 Aug 11, 2036