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Duncan A.S. MacDougall

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  • Derby, GB
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Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    SUPER-COOLED ICE IMPACT PROTECTION FOR A GAS TURBINE ENGINE
    • Publication number 20240426216
    • Publication date Dec 26, 2024
    • Rolls-Royce plc
    • Ian J. BOUSFIELD
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    SUPER-COOLED ICE IMPACT PROTECTION FOR A GAS TURBINE ENGINE
    • Publication number 20230228196
    • Publication date Jul 20, 2023
    • Rolls-Royce plc
    • Ian J. BOUSFIELD
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    GAS TURBINE ENGINE WITH IMPROVED VIGV SHIELDING
    • Publication number 20230220780
    • Publication date Jul 13, 2023
    • Rolls-Royce plc
    • Geoffrey B JONES
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    ICE CRYSTAL PROTECTION FOR A GAS TURBINE ENGINE
    • Publication number 20230045400
    • Publication date Feb 9, 2023
    • Rolls-Royce plc
    • Ian J. BOUSFIELD
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    NOZZLE GUIDE VANE
    • Publication number 20220372886
    • Publication date Nov 24, 2022
    • Rolls-Royce plc
    • Duncan A. MACDOUGALL
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    GAS TURBINE ENGINE WITH IMPROVED VIGV SHIELDING
    • Publication number 20220162953
    • Publication date May 26, 2022
    • Rolls-Royce plc
    • Geoffrey B JONES
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    CORE DUCT ASSEMBLY
    • Publication number 20210285379
    • Publication date Sep 16, 2021
    • Rolls-Royce plc
    • Ian J. BOUSFIELD
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    ICE CRYSTAL PROTECTION FOR A GAS TURBINE ENGINE
    • Publication number 20210254501
    • Publication date Aug 19, 2021
    • Rolls-Royce plc
    • Ian J. BOUSFIELD
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Application

    SUPER-COOLED ICE IMPACT PROTECTION FOR A GAS TURBINE ENGINE
    • Publication number 20210215103
    • Publication date Jul 15, 2021
    • Rolls-Royce plc
    • Ian J. BOUSFIELD
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    SUPER-COOLED ICE IMPACT PROTECTION FOR A GAS TURBINE ENGINE
    • Publication number 20200347786
    • Publication date Nov 5, 2020
    • Rolls-Royce plc
    • Ian J. BOUSFIELD
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    CORE DUCT ASSEMBLY
    • Publication number 20200291862
    • Publication date Sep 17, 2020
    • Rolls-Royce plc
    • Ian J. BOUSFIELD
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    ICE CRYSTAL PROTECTION FOR A GAS TURBINE ENGINE
    • Publication number 20200271012
    • Publication date Aug 27, 2020
    • Rolls-Royce plc
    • Ian J. BOUSFIELD
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Projectile for simulating multiple ballistic impacts
    • Publication number 20090320710
    • Publication date Dec 31, 2009
    • Rolls-Royce plc
    • Duncan A.S. MacDougall
    • F42 - AMMUNITION BLASTING