Spiral or helical coil

Patents Grantslast 30 patents

  • Information Patent Grant

    Coil type condenser for refrigerator

    • Patent number 6,098,705
    • Issue date Aug 8, 2000
    • Daewoo Electronics Co., Ltd.
    • Byeong-Sun Kim
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    Heat exchanger for evaporating cooling refrigeration system

    • Patent number 5,992,171
    • Issue date Nov 30, 1999
    • RTI, Inc.
    • Rockney D. Bacchus
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Heat exchanger for evaporative cooling refrigeration system

    • Patent number 5,832,739
    • Issue date Nov 10, 1998
    • RTI Inc.
    • Rockney D. Bacchus
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Heat exchanger assembly with integral fin unit

    • Patent number 4,778,004
    • Issue date Oct 18, 1988
    • Peerless of America Incorporated
    • Roger Paulman
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    Multiple coil heat exchanger

    • Patent number 4,495,989
    • Issue date Jan 29, 1985
    • Spiral Tubing Corporation
    • Richard W. Sievers
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Tube support assembly for a heat exchanger

    • Patent number 4,492,269
    • Issue date Jan 8, 1985
    • Carrier Corporation
    • William B. Jennings
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    Apparatus for transferring heat by means of hollow filaments, and i...

    • Patent number 4,484,624
    • Issue date Nov 27, 1984
    • Akzo nv
    • Jan Vleggaar
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Hot oil heater with helical coil baffle

    • Patent number 4,387,766
    • Issue date Jun 14, 1983
    • Hy-Way Heat Systems, Inc.
    • John H. Miller
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Tube nest for a heat exchanger

    • Patent number 4,276,930
    • Issue date Jul 7, 1981
    • Sulzer Brothers Limited
    • Max Weber
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    3007680

    • Patent number 3,007,680
    • Issue date Nov 7, 1961
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    1697600

    • Patent number 1,697,600
    • Issue date Jan 1, 1929
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    1639172

    • Patent number 1,639,172
    • Issue date Aug 16, 1927
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    705614

    • Patent number 705,614
    • Issue date Jul 29, 1902
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    84996

    • Patent number 84,996
    • Issue date Dec 15, 1868
    • F28 - HEAT EXCHANGE IN GENERAL