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Willi Kretzschmar

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  • Grosswallstadt, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Melt-spinning apparatus
    • Patent number 6,176,696
    • Issue date Jan 23, 2001
    • Rieter-Automatik GmbH
    • Erwin Glawion
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Melt spinning apparatus
    • Patent number 6,062,838
    • Issue date May 16, 2000
    • Rieter Automatik GmbH
    • Erwin Glawion
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Spin winding machines
    • Patent number 5,794,868
    • Issue date Aug 18, 1998
    • Maschinenfabrik Rieter AG
    • Peter Busenhart
    • D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
  • Information Patent Grant

    Process and device for cool melt-extruded filaments
    • Patent number 5,766,533
    • Issue date Jun 16, 1998
    • Rieter-Automatik GmbH
    • Ronald Mears
    • D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
  • Information Patent Grant

    Nozzle plate holding device for spinning of continuous filaments
    • Patent number 5,662,947
    • Issue date Sep 2, 1997
    • Rieter Automatik GmbH
    • Willi Kretzschmar
    • D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
  • Information Patent Grant

    Spinning beam
    • Patent number 5,601,856
    • Issue date Feb 11, 1997
    • Rieter Automatik GmbH
    • Willi Kretzschmar
    • D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
  • Information Patent Grant

    Device for crimping synthetic plastic fibers
    • Patent number 4,261,084
    • Issue date Apr 14, 1981
    • Neumuenstersche Maschinen- und Apparatebau Gesellschaft mbH
    • Hans-Dieter Kayser
    • D02 - YARNS MECHANICAL FINISHING OF YARNS OR ROPES WARPING OR BEAMING