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Ralf Franz

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  • Bad Urach, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Sump device having a pipe unit
    • Patent number 11,891,929
    • Issue date Feb 6, 2024
    • ElringKlinger AG
    • Ralf Franz
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Seal arrangement
    • Patent number 8,443,942
    • Issue date May 21, 2013
    • ElringKlinger AG
    • Ralf Franz
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

  • Information Patent Application

    SUMP DEVICE HAVING A PIPE UNIT
    • Publication number 20210372303
    • Publication date Dec 2, 2021
    • ElringKlinger AG
    • Ralf Franz
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    SUMP DEVICE HAVING A PIPE UNIT
    • Publication number 20210047950
    • Publication date Feb 18, 2021
    • ElringKlinger AG
    • Ralf Franz
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Tubular Body and Oil Pan Comprising Such a Tubular Body
    • Publication number 20150028038
    • Publication date Jan 29, 2015
    • ElringKlinger AG
    • Ralf Franz
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Seal arrangement
    • Publication number 20080203675
    • Publication date Aug 28, 2008
    • ElringKlinger AG
    • Ralf Franz
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES