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Shell and tube heat exchanger
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Patent number 5,894,883
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Issue date Apr 20, 1999
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Phillips Petroleum Company
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Matthew C. Gentry
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F28 - HEAT EXCHANGE IN GENERAL
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Heat exchanger
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Patent number 4,633,940
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Issue date Jan 6, 1987
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Phillips Petroleum Company
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Cecil C. Gentry
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F28 - HEAT EXCHANGE IN GENERAL
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-
-
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Heat exchanger
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Patent number 3,955,620
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Issue date May 11, 1976
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Lev Nikolaevich Artemov
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F28 - HEAT EXCHANGE IN GENERAL
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3863713
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Patent number 3,863,713
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Issue date Feb 4, 1975
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F28 - HEAT EXCHANGE IN GENERAL
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3656548
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Patent number 3,656,548
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Issue date Apr 18, 1972
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F28 - HEAT EXCHANGE IN GENERAL
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3240267
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Patent number 3,240,267
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Issue date Mar 15, 1966
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F28 - HEAT EXCHANGE IN GENERAL
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2693942
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Patent number 2,693,942
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Issue date Nov 9, 1954
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F28 - HEAT EXCHANGE IN GENERAL
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2644675
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Patent number 2,644,675
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Issue date Jul 7, 1953
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F28 - HEAT EXCHANGE IN GENERAL
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2183160
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Patent number 2,183,160
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Issue date Dec 12, 1939
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F28 - HEAT EXCHANGE IN GENERAL
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1800329
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Patent number 1,800,329
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Issue date Apr 14, 1931
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F22 - STEAM GENERATION
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1738848
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Patent number 1,738,848
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Issue date Dec 10, 1929
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F28 - HEAT EXCHANGE IN GENERAL
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1505429
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Patent number 1,505,429
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Issue date Aug 19, 1924
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F28 - HEAT EXCHANGE IN GENERAL
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1338479
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Patent number 1,338,479
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Issue date Apr 27, 1920
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F28 - HEAT EXCHANGE IN GENERAL