Cooling turbine engine fuel-air mixer with steam

Number of patents in Portfolio can not be more than 2000

United States of America

PATENT NO 11920792
SERIAL NO

18120818

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

Loading Importance Indicators... loading....

Abstract

See full text

An apparatus is provided for a turbine engine. This apparatus includes a fuel-air mixer, and the fuel-air mixer includes an inner passage, a sidewall, a steam passage, a fuel nozzle and an air swirler. The inner passage extends axially along an axis within the fuel-air mixer. The sidewall extends circumferentially around and axially along the inner passage. The steam passage is embedded within the sidewall and extends along the inner passage. The fuel nozzle is configured to direct fuel into the inner passage. The air swirler is configured to direct swirled air into the inner passage for mixing with the fuel.

Loading the Abstract Image... loading....

First Claim

See full text

Family

Loading Family data... loading....

Patent Owner(s)

Patent OwnerAddress
RTX CORPORATION10 FARM SPRINGS ROAD FARMINGTON CT 06032

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Boardman, Gregory Owens Cross Roads, US 18 60

Cited Art Landscape

Load Citation

Patent Citation Ranking

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 Sep 5, 2027
7.5 Year Payment $3600.00 $1800.00 $900.00 Sep 5, 2031
11.5 Year Payment $7400.00 $3700.00 $1850.00 Sep 5, 2035
Fee Large entity fee small entity fee micro entity fee
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