William HALCHAK

Person

  • Ft. Mill, SC, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Secondary seal in a non-contact seal assembly

    • Patent number 11,371,617
    • Issue date Jun 28, 2022
    • Siemens Energy Global GmbH & Co. KG
    • Jonathon Baker
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES

Patents Applicationslast 30 patents

  • Information Patent Application

    SECONDARY SEAL IN A NON-CONTACT SEAL ASSEMBLY

    • Publication number 20220034407
    • Publication date Feb 3, 2022
    • Siemens Energy Global GmbH & Co. KG
    • Jonathon BAKER
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    NON-CONTACT SEAL WITH ANTI-ROTATION FEATURES

    • Publication number 20210246988
    • Publication date Aug 12, 2021
    • Jonathon BAKER
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...