Hollow impellers

Patents Grantslast 30 patents

  • Information Patent Grant

    Rotary heat exchanger

    • Patent number 11,906,212
    • Issue date Feb 20, 2024
    • Nativus, Inc.
    • Matthew C. Miller
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    Rotary heat exchanger

    • Patent number 11,397,029
    • Issue date Jul 26, 2022
    • Nativus, Inc.
    • Matthew C. Miller
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    Reaction device with heat exchanger and use thereof

    • Patent number 11,247,188
    • Issue date Feb 15, 2022
    • Fraunhofer-Gesellschaft zur Forderung der Angewandten Forschung E.V.
    • Andreas Hornung
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    Air conditioning system having cylindrical heat exchangers

    • Patent number 10,086,674
    • Issue date Oct 2, 2018
    • DENSO International America, Inc.
    • Adam Gilley
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Fluid direct contact heat exchange apparatus and method

    • Patent number 9,599,404
    • Issue date Mar 21, 2017
    • Black Night Enterprises, Inc.
    • Neldon P. Johnson
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    Disc for industrial plants

    • Patent number 9,423,180
    • Issue date Aug 23, 2016
    • David Kenneth Pinches
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    Heat exchange device for powder and granular material, and method f...

    • Patent number 9,004,152
    • Issue date Apr 14, 2015
    • Nara Machinery Co., Ltd.
    • Ichiro Yoshihara
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    Cooling arrangement for conveyors and other applications

    • Patent number 8,579,014
    • Issue date Nov 12, 2013
    • Richard W. Kauppila
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    Apparatus for heat exchange with radial mixing

    • Patent number 8,118,479
    • Issue date Feb 21, 2012
    • Goudsche Machinefabriek B.V.
    • Unnis Maria van Elderen
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    Cooling arrangement for conveyors and other applications

    • Patent number 7,575,043
    • Issue date Aug 18, 2009
    • Richard W. Kauppila
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    Method and a device for gas treatment

    • Patent number 6,800,115
    • Issue date Oct 5, 2004
    • Norsk Hydro ASA
    • Dag Arne Eimer
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    Refrigerated agitator assembly

    • Patent number 6,047,558
    • Issue date Apr 11, 2000
    • Peerless Machinery Corporation
    • Michael Wayne Hall
    • A21 - BAKING EDIBLE DOUGHS
  • Information Patent Grant

    Heat exchanger

    • Patent number 4,960,168
    • Issue date Oct 2, 1990
    • Raymond L. Anderson
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    Rotary dryer

    • Patent number 4,770,236
    • Issue date Sep 13, 1988
    • Blaw-Knox Food & Chemical Equipment Co.
    • Ronald A. Kulikowski
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    Stirring gear with internal heating

    • Patent number 4,395,132
    • Issue date Jul 26, 1983
    • Constructie Werkhuizen Vandekerckhove N.V.
    • Achiel Wyffels
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    Heat exchanger

    • Patent number 4,039,024
    • Issue date Aug 2, 1977
    • Heinz List
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    Rotary disc type heat exchanger

    • Patent number 3,951,206
    • Issue date Apr 20, 1976
    • The Strong-Scott Mfg. Co.
    • Norman E. Williams
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    3835921

    • Patent number 3,835,921
    • Issue date Sep 17, 1974
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    3688837

    • Patent number 3,688,837
    • Issue date Sep 5, 1972
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    3623548

    • Patent number 3,623,548
    • Issue date Nov 30, 1971
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    3613777

    • Patent number 3,613,777
    • Issue date Oct 19, 1971
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    3596712

    • Patent number 3,596,712
    • Issue date Aug 3, 1971
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    3563710

    • Patent number 3,563,710
    • Issue date Feb 16, 1971
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    3500901

    • Patent number 3,500,901
    • Issue date Mar 17, 1970
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    3424234

    • Patent number 3,424,234
    • Issue date Jan 28, 1969
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    3391733

    • Patent number 3,391,733
    • Issue date Jul 9, 1968
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    3369598

    • Patent number 3,369,598
    • Issue date Feb 20, 1968
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    3348608

    • Patent number 3,348,608
    • Issue date Oct 24, 1967
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    3347059

    • Patent number 3,347,059
    • Issue date Oct 17, 1967
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    3313341

    • Patent number 3,313,341
    • Issue date Apr 11, 1967
    • F28 - HEAT EXCHANGE IN GENERAL

Patents Applicationslast 30 patents