Bearings; Driving means

Patents Grantslast 30 patents

  • Information Patent Grant

    Regenerative air preheater with automatically adjustable sealing de...

    • Patent number 4,000,774
    • Issue date Jan 4, 1977
    • Apparatebau Rothemuhle Brandt & Kritzler
    • Ernst Puritz
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    3353588

    • Patent number 3,353,588
    • Issue date Nov 21, 1967
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    3302693

    • Patent number 3,302,693
    • Issue date Feb 7, 1967
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    3236291

    • Patent number 3,236,291
    • Issue date Feb 22, 1966
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    2951686

    • Patent number 2,951,686
    • Issue date Sep 6, 1960
    • F28 - HEAT EXCHANGE IN GENERAL

Patents Applicationslast 30 patents