James Bernard Sievert

Person

  • Katy, TX, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Pyrolysis furnace tubes

    • Patent number 5,944,981
    • Issue date Aug 31, 1999
    • The M. W. Kellogg Company
    • James Bernard Sievert
    • C07 - ORGANIC CHEMISTRY