TREA

Thomas Pieper

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  • Wermelskirchen, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Blower burner
    • Patent number 4,998,877
    • Issue date Mar 12, 1991
    • Joh. Vaillant GmbH und Co.
    • Jurgen Schilling
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    Gas burner with cooling pipes
    • Patent number 4,915,621
    • Issue date Apr 10, 1990
    • Joh. Vaillant GmbH und Co.
    • Jurgen Schilling
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    Burner, in particular atmospheric pre-mix gas burner, and cooling r...
    • Patent number 4,915,620
    • Issue date Apr 10, 1990
    • Joh. Vaillant GmbH & Co.
    • Bernd Bittmann
    • F24 - HEATING RANGES VENTILATING