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Evaporator coil
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Patent number 6,158,235
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Issue date Dec 12, 2000
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Lancer Partnership, Ltd.
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John Thomas Hawkins
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B67 - OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS LIQUID...
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Heat exchanger
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Patent number 5,871,045
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Issue date Feb 16, 1999
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BDAG Balcke-Durr Aktiengesellschaft
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Markus Hirth
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F28 - HEAT EXCHANGE IN GENERAL
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Well packer
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Patent number 5,086,839
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Issue date Feb 11, 1992
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Otis Engineering Corporation
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John R. Setterberg
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E21 - EARTH DRILLING MINING
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Heat exchanger core
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Patent number 5,040,596
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Issue date Aug 20, 1991
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Mitsubishi Aluminum Kabushiki Kaisha
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Kazuo Terasaki
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F28 - HEAT EXCHANGE IN GENERAL
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Heat exchanger
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Patent number 4,915,164
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Issue date Apr 10, 1990
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William H. Harper
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F28 - HEAT EXCHANGE IN GENERAL
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Undulated heat exchanger fin
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Patent number 4,821,795
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Issue date Apr 18, 1989
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McCord Heat Transfer Corporation
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James W. B. Lu
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F28 - HEAT EXCHANGE IN GENERAL
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Heat transfer enhancing device
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Patent number 4,815,531
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Issue date Mar 28, 1989
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United Technologies Corporation
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Walter M. Presz
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F28 - HEAT EXCHANGE IN GENERAL
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Heat exchanger
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Patent number 4,722,388
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Issue date Feb 2, 1988
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Chauncey R. Drury
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F28 - HEAT EXCHANGE IN GENERAL
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Heat exchanger
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Patent number 4,497,365
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Issue date Feb 5, 1985
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John Boyer
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F28 - HEAT EXCHANGE IN GENERAL
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Air to air heat exchanger
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Patent number 4,483,392
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Issue date Nov 20, 1984
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Xchanger, Inc.
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Edward S. Korsmo
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F28 - HEAT EXCHANGE IN GENERAL
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Plate floor heat exchanger
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Patent number 4,465,128
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Issue date Aug 14, 1984
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Orszagos Koolaj es Gazipari Troszt
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Sandor Krekacs
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F28 - HEAT EXCHANGE IN GENERAL
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Heat exchanger apparatus
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Patent number 4,210,203
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Issue date Jul 1, 1980
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Aktiebolaget Atomenergi
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Peter H. E. Margen
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F28 - HEAT EXCHANGE IN GENERAL
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Heating system
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Patent number 4,079,778
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Issue date Mar 21, 1978
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George S. Trump
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F24 - HEATING RANGES VENTILATING
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Recuperator structures
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Patent number 4,049,050
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Issue date Sep 20, 1977
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Owens-Illinois, Inc.
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Donald F. Mold
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F28 - HEAT EXCHANGE IN GENERAL
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Fuel saving device
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Patent number 3,970,142
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Issue date Jul 20, 1976
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Joseph Troiano
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F24 - HEATING RANGES VENTILATING
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3926251
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Patent number 3,926,251
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Issue date Dec 16, 1975
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F28 - HEAT EXCHANGE IN GENERAL
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3916991
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Patent number 3,916,991
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Issue date Nov 4, 1975
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F24 - HEATING RANGES VENTILATING