Scraper within annular space formed by concentric cylinders or concentric conical surfaces

Patents Grantslast 30 patents

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    High viscous fluid heat exchanger

    • Patent number 5,165,469
    • Issue date Nov 24, 1992
    • Douglas W. P. Smith
    • F28 - HEAT EXCHANGE IN GENERAL
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    Scraped surface heat exchanger

    • Patent number 5,042,573
    • Issue date Aug 27, 1991
    • Van Den Bergh Foods Co., Division of Conopco, Inc.
    • Albertus G. Hendriks
    • A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
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    Heat exchanger

    • Patent number 4,105,066
    • Issue date Aug 8, 1978
    • FRYMA-Maschinen AG
    • Gerhard Buhler
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    Swept surface heat exchanger

    • Patent number 4,073,339
    • Issue date Feb 14, 1978
    • The De Laval Separator Company
    • James A. D'Orsay
    • F28 - HEAT EXCHANGE IN GENERAL
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    3835922

    • Patent number 3,835,922
    • Issue date Sep 17, 1974
    • A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
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    1405584

    • Patent number 1,405,584
    • Issue date Feb 7, 1922
    • F28 - HEAT EXCHANGE IN GENERAL
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    1256460

    • Patent number 1,256,460
    • Issue date Feb 12, 1918
    • F28 - HEAT EXCHANGE IN GENERAL
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    1028818

    • Patent number 1,028,818
    • Issue date Jun 4, 1912
    • F28 - HEAT EXCHANGE IN GENERAL
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    816448

    • Patent number 816,448
    • Issue date Mar 27, 1906
    • F28 - HEAT EXCHANGE IN GENERAL
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    557993

    • Patent number 557,993
    • Issue date Apr 7, 1896
    • F28 - HEAT EXCHANGE IN GENERAL
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    490475

    • Patent number 490,475
    • Issue date Jan 24, 1893
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
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    486554

    • Patent number 486,554
    • Issue date Nov 22, 1892
    • F28 - HEAT EXCHANGE IN GENERAL
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    95722

    • Patent number 95,722
    • Issue date Oct 12, 1869
    • F28 - HEAT EXCHANGE IN GENERAL
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    66389

    • Patent number 66,389
    • Issue date Jul 2, 1867
    • F28 - HEAT EXCHANGE IN GENERAL

Patents Applicationslast 30 patents