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  • CPC
  • F16L43/005
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FMECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS F16Engineering elements F16LPIPES JOINTS OR FITTINGS FOR PIPES SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING MEANS FOR THERMAL INSULATION IN GENERAL F16L43/00Bends Siphons

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F16L43/005Return bends
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Patents Grantslast 30 patents

  • Information Patent Grant

    U-bends with the reduced pressure losses to fluid distributing netw...
    • Patent number 11,879,693
    • Issue date Jan 23, 2024
    • Nova Chemicals (International) S.A.
    • Grazyna Petela
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    U-bends with the reduced pressure losses to fluid distributing netw...
    • Patent number 11,867,470
    • Issue date Jan 9, 2024
    • Nova Chemicals (International) S.A.
    • Grazyna Petela
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    Pipe, die, and method for manufacturing pipe
    • Patent number 11,009,169
    • Issue date May 18, 2021
    • Sanoh Industrial Co., Ltd.
    • Norio Kobayashi
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Bonded brazing ring system and method for adhering a brazing ring t...
    • Patent number 10,744,601
    • Issue date Aug 18, 2020
    • Bellman-Melcor Development, LLC
    • Steven Campbell
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Joint including connection surface, pipe including pipe joint, and...
    • Patent number 9,976,679
    • Issue date May 22, 2018
    • U-Tec Co., Ltd.
    • Yukio Uenishi
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    End caps and elbows for cooling coils for an electric arc furnance
    • Patent number 5,740,196
    • Issue date Apr 14, 1998
    • J. T. Cullen Co., Inc.
    • Eric N. Johnson
    • F27 - FURNACES KILNS OVENS RETORTS
  • Information Patent Grant

    3817290
    • Patent number 3,817,290
    • Issue date Jun 18, 1974
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    3704035
    • Patent number 3,704,035
    • Issue date Nov 28, 1972
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    3695641
    • Patent number 3,695,641
    • Issue date Oct 3, 1972
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    3416571
    • Patent number 3,416,571
    • Issue date Dec 17, 1968
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    3344811
    • Patent number 3,344,811
    • Issue date Oct 3, 1967
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    3280898
    • Patent number 3,280,898
    • Issue date Oct 25, 1966
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    3146797
    • Patent number 3,146,797
    • Issue date Sep 1, 1964
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    2024347
    • Patent number 2,024,347
    • Issue date Dec 17, 1935
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    1946945
    • Patent number 1,946,945
    • Issue date Feb 13, 1934
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    1936386
    • Patent number 1,936,386
    • Issue date Nov 21, 1933
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    1752331
    • Patent number 1,752,331
    • Issue date Apr 1, 1930
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents