Plate fins penetrated by plural conduits

Patents Grantslast 30 patents

  • Information Patent Grant

    Air conditioner heat-exchanger

    • Patent number 5,975,198
    • Issue date Nov 2, 1999
    • Samsung Electronics Co., Ltd.
    • Young-Saeng Kim
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    Method of forming fins for a heat exchanger

    • Patent number 5,706,695
    • Issue date Jan 13, 1998
    • Behr GmbH & Co.
    • Werner Helms
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    Fin for a heat exchanger

    • Patent number 5,582,244
    • Issue date Dec 10, 1996
    • Behr GmbH & Co.
    • Werner Helms
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    Fin for a heat exchanger and heat exchanging system using the fin

    • Patent number 5,092,397
    • Issue date Mar 3, 1992
    • Autokuhler GmbH & Co KG
    • Ernst Fuhrmann
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    Heat exchanger apparatus having heat exchanger pipes and sheetmetal...

    • Patent number 4,836,277
    • Issue date Jun 6, 1989
    • Konvekta, GmbH
    • Juergen Koehler
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    Heat exchanger core with varied-angle tubes

    • Patent number 4,542,786
    • Issue date Sep 24, 1985
    • Caterpillar Tractor Co.
    • Gene A. Anders
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    Annular heat exchanger fins

    • Patent number 4,005,748
    • Issue date Feb 1, 1977
    • Champion Home Builders Co.
    • Robert D. MacDonald
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    3889745

    • Patent number 3,889,745
    • Issue date Jun 17, 1975
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    3771595

    • Patent number 3,771,595
    • Issue date Nov 13, 1973
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    3292689

    • Patent number 3,292,689
    • Issue date Dec 20, 1966
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    3191673

    • Patent number 3,191,673
    • Issue date Jun 29, 1965
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    3080916

    • Patent number 3,080,916
    • Issue date Mar 12, 1963
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    2532301

    • Patent number 2,532,301
    • Issue date Dec 5, 1950
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    2011900

    • Patent number 2,011,900
    • Issue date Aug 20, 1935
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    1915742

    • Patent number 1,915,742
    • Issue date Jun 27, 1933
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    1899417

    • Patent number 1,899,417
    • Issue date Feb 28, 1933
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    1812509

    • Patent number 1,812,509
    • Issue date Jun 30, 1931
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    1752879

    • Patent number 1,752,879
    • Issue date Apr 1, 1930
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    1336999

    • Patent number 1,336,999
    • Issue date Apr 13, 1920
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    1314048

    • Patent number 1,314,048
    • Issue date Aug 26, 1919
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    1256998

    • Patent number 1,256,998
    • Issue date Feb 19, 1918
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    1167088

    • Patent number 1,167,088
    • Issue date Jan 4, 1916
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    817692

    • Patent number 817,692
    • Issue date Apr 10, 1906
    • F28 - HEAT EXCHANGE IN GENERAL