Tubular spacer sleeve

Patents Grantslast 30 patents

  • Information Patent Grant

    Heat exchanging device having baffles and fluorocarbon tubes

    • Patent number 4,749,031
    • Issue date Jun 7, 1988
    • Nisshin Chemical Industry Co., Ltd.
    • Masafumi Fukumoto
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    Brazeless heat exchanger of the tube and shell type

    • Patent number 4,221,261
    • Issue date Sep 9, 1980
    • United Aircraft Products, Inc.
    • John E. Wunder
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    3907030

    • Patent number 3,907,030
    • Issue date Sep 23, 1975
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    3734175

    • Patent number 3,734,175
    • Issue date May 22, 1973
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    3244225

    • Patent number 3,244,225
    • Issue date Apr 5, 1966
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    2873098

    • Patent number 2,873,098
    • Issue date Feb 10, 1959
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    2715516

    • Patent number 2,715,516
    • Issue date Aug 16, 1955
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    2498145

    • Patent number 2,498,145
    • Issue date Feb 21, 1950
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    1827480

    • Patent number 1,827,480
    • Issue date Oct 13, 1931
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    1525094

    • Patent number 1,525,094
    • Issue date Feb 3, 1925
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    1522866

    • Patent number 1,522,866
    • Issue date Jan 13, 1925
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    1442783

    • Patent number 1,442,783
    • Issue date Jan 16, 1923
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    1353449

    • Patent number 1,353,449
    • Issue date Sep 21, 1920
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    1335506

    • Patent number 1,335,506
    • Issue date Mar 30, 1920
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    898363

    • Patent number 898,363
    • Issue date Sep 8, 1908
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    827479

    • Patent number 827,479
    • Issue date Jul 31, 1906
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    596874

    • Patent number 596,874
    • Issue date Jan 4, 1898
    • F28 - HEAT EXCHANGE IN GENERAL