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Daniel R. Roll

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  • Seneca Falls, NY, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Centrifugal pump for pumping fiber suspensions
    • Patent number 5,605,442
    • Issue date Feb 25, 1997
    • Goulds Pumps Incorporated
    • George Wilson
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Centrifugal pump for pumping fiber suspensions
    • Patent number 5,413,460
    • Issue date May 9, 1995
    • Goulds Pumps, Incorporated
    • George Wilson
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Dynamic shaft seal for pumping fibrous slurries
    • Patent number 5,344,163
    • Issue date Sep 6, 1994
    • Goulds Pumps, Incorporated
    • Daniel R. Roll
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...