Matthew J. Rollberg

Person

  • Stamford, CT, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Rake classifier

    • Patent number 4,853,115
    • Issue date Aug 1, 1989
    • Dorr-Oliver Incorporated
    • George W. Kennel
    • B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...