with pneumatic rappers

Patents Grantslast 30 patents

  • Information Patent Grant

    Means for the cleaning and self-cleaning of an electrostatic precip...

    • Patent number 4,057,405
    • Issue date Nov 8, 1977
    • United Air Specialists, Inc.
    • William A. Cheney
    • B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
  • Information Patent Grant

    3831686

    • Patent number 3,831,686
    • Issue date Aug 27, 1974
    • B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
  • Information Patent Grant

    3605915

    • Patent number 3,605,915
    • Issue date Sep 20, 1971
    • B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
  • Information Patent Grant

    3570628

    • Patent number 3,570,628
    • Issue date Mar 16, 1971
    • B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
  • Information Patent Grant

    3030753

    • Patent number 3,030,753
    • Issue date Apr 24, 1962
    • B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
  • Information Patent Grant

    2722992

    • Patent number 2,722,992
    • Issue date Nov 8, 1955
    • B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
  • Information Patent Grant

    2699224

    • Patent number 2,699,224
    • Issue date Jan 11, 1955
    • B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
  • Information Patent Grant

    2552771

    • Patent number 2,552,771
    • Issue date May 15, 1951
    • B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
  • Information Patent Grant

    2525325

    • Patent number 2,525,325
    • Issue date Oct 10, 1950
    • B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
  • Information Patent Grant

    2518995

    • Patent number 2,518,995
    • Issue date Aug 15, 1950
    • B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
  • Information Patent Grant

    2392088

    • Patent number 2,392,088
    • Issue date Jan 1, 1946
    • B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
  • Information Patent Grant

    1758404

    • Patent number 1,758,404
    • Issue date May 13, 1930
    • B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...