TREA

Bernd Kolln

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  • Ammerndorf, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Continuous furnace
    • Patent number 6,116,894
    • Issue date Sep 12, 2000
    • Riedhammer GmbH
    • Bernd Kolln
    • F27 - FURNACES KILNS OVENS RETORTS
  • Information Patent Grant

    Tunnel kiln
    • Patent number 4,884,969
    • Issue date Dec 5, 1989
    • Ludwig Riedhammer GmbH
    • Kolln Bernd
    • F27 - FURNACES KILNS OVENS RETORTS
  • Information Patent Grant

    Fire-resistant ceiling element for an industrial furnace, ceiling f...
    • Patent number 4,753,179
    • Issue date Jun 28, 1988
    • Riedhammer GmbH und Co. KG.
    • Bernd Kolln
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES