Gas- or oil-fired immersion heaters for open containers or ponds

Patents Grantslast 30 patents

  • Information Patent Grant

    Gas heat exchanger with baffle for deep fat fryer

    • Patent number 10,888,197
    • Issue date Jan 12, 2021
    • Alto-Shaam, Inc.
    • Jeremy J. Buford
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    Water heater having thermal displacement conduit

    • Patent number 10,139,129
    • Issue date Nov 27, 2018
    • A. O. Smith Corporation
    • Jianmin Yin
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Heated animal water tank

    • Patent number 8,651,065
    • Issue date Feb 18, 2014
    • Lloyd F. Eash
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Grant

    Ice removal for a pond

    • Patent number 7,355,147
    • Issue date Apr 8, 2008
    • Eiko Electric Products Corp.
    • Yu-Chin Wang
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Pond heater with water pump

    • Patent number 6,970,645
    • Issue date Nov 29, 2005
    • Eiko Electric Products Corp.
    • Yu-Chin Wang
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Self contained pond heater

    • Patent number 6,823,861
    • Issue date Nov 30, 2004
    • Kenneth Ragan
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Portable water tank heating system

    • Patent number 5,983,889
    • Issue date Nov 16, 1999
    • Mark R. Thomas
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    3807385

    • Patent number 3,807,385
    • Issue date Apr 30, 1974
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    3554182

    • Patent number 3,554,182
    • Issue date Jan 12, 1971
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    3421496

    • Patent number 3,421,496
    • Issue date Jan 14, 1969
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    3274918

    • Patent number 3,274,918
    • Issue date Sep 27, 1966
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    3212494

    • Patent number 3,212,494
    • Issue date Oct 19, 1965
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    3062201

    • Patent number 3,062,201
    • Issue date Nov 6, 1962
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    2984237

    • Patent number 2,984,237
    • Issue date May 16, 1961
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    2883164

    • Patent number 2,883,164
    • Issue date Apr 21, 1959
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    2806468

    • Patent number 2,806,468
    • Issue date Sep 17, 1957
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    2782781

    • Patent number 2,782,781
    • Issue date Feb 26, 1957
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    2762364

    • Patent number 2,762,364
    • Issue date Sep 11, 1956
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    2737175

    • Patent number 2,737,175
    • Issue date Mar 6, 1956
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    2696815

    • Patent number 2,696,815
    • Issue date Dec 14, 1954
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    2657682

    • Patent number 2,657,682
    • Issue date Nov 3, 1953
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    2556984

    • Patent number 2,556,984
    • Issue date Jun 12, 1951
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    2543835

    • Patent number 2,543,835
    • Issue date Mar 6, 1951
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    2541328

    • Patent number 2,541,328
    • Issue date Feb 13, 1951
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    2512934

    • Patent number 2,512,934
    • Issue date Jun 27, 1950
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    2509690

    • Patent number 2,509,690
    • Issue date May 30, 1950
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    2479558

    • Patent number 2,479,558
    • Issue date Aug 23, 1949
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    2436651

    • Patent number 2,436,651
    • Issue date Feb 24, 1948
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    2432918

    • Patent number 2,432,918
    • Issue date Dec 16, 1947
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    2254864

    • Patent number 2,254,864
    • Issue date Sep 2, 1941
    • F24 - HEATING RANGES VENTILATING

Patents Applicationslast 30 patents