TREA

Friedrich L. Siever

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  • Schwelm, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Multilayer lacquering process
    • Patent number 5,908,667
    • Issue date Jun 1, 1999
    • Herberts Gesellschaft mit beschrankter Haftung
    • Joachim Blum
    • C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
  • Information Patent Grant

    Multilayer lacquering process
    • Patent number 5,882,734
    • Issue date Mar 16, 1999
    • Herberts Gesellschaft mit beschrankter Haftung
    • Joachim Blum
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Grant

    Process for recovering the overspray of aqueous coating agents duri...
    • Patent number 5,569,384
    • Issue date Oct 29, 1996
    • Herberts GmbH
    • Dietrich Saatweber
    • C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE