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Annular heat exchanger
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Patent number 4,564,063
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Issue date Jan 14, 1986
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The Dow Chemical Company
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James E. Tollar
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F28 - HEAT EXCHANGE IN GENERAL
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3280899
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Patent number 3,280,899
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Issue date Oct 25, 1966
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F28 - HEAT EXCHANGE IN GENERAL
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1587115
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Patent number 1,587,115
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Issue date Jun 1, 1926
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B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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1462602
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Patent number 1,462,602
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Issue date Jul 24, 1923
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A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
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1186175
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Patent number 1,186,175
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Issue date Jun 6, 1916
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F28 - HEAT EXCHANGE IN GENERAL
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1166966
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Patent number 1,166,966
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Issue date Jan 4, 1916
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F28 - HEAT EXCHANGE IN GENERAL
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1154772
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Patent number 1,154,772
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Issue date Sep 28, 1915
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F28 - HEAT EXCHANGE IN GENERAL
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976363
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Patent number 976,363
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Issue date Nov 22, 1910
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F28 - HEAT EXCHANGE IN GENERAL
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967503
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Patent number 967,503
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Issue date Aug 16, 1910
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F28 - HEAT EXCHANGE IN GENERAL
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943239
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Patent number 943,239
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Issue date Dec 14, 1909
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F28 - HEAT EXCHANGE IN GENERAL
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935490
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Patent number 935,490
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Issue date Sep 28, 1909
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F28 - HEAT EXCHANGE IN GENERAL
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911348
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Patent number 911,348
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Issue date Feb 2, 1909
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F28 - HEAT EXCHANGE IN GENERAL
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744179
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Patent number 744,179
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Issue date Nov 17, 1903
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F28 - HEAT EXCHANGE IN GENERAL
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546393
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Patent number 546,393
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Issue date Sep 17, 1895
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F28 - HEAT EXCHANGE IN GENERAL
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325091
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Patent number 325,091
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Issue date Aug 25, 1885
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F28 - HEAT EXCHANGE IN GENERAL
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296187
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Patent number 296,187
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Issue date Apr 1, 1884
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F28 - HEAT EXCHANGE IN GENERAL
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271692
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Patent number 271,692
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Issue date Feb 6, 1883
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F28 - HEAT EXCHANGE IN GENERAL
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263172
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Patent number 263,172
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Issue date Aug 22, 1882
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F28 - HEAT EXCHANGE IN GENERAL
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254571
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Patent number 254,571
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Issue date Mar 7, 1882
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F28 - HEAT EXCHANGE IN GENERAL
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241588
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Patent number 241,588
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Issue date May 17, 1881
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F28 - HEAT EXCHANGE IN GENERAL
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138519
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Patent number 138,519
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Issue date May 6, 1873
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F28 - HEAT EXCHANGE IN GENERAL
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101458
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Patent number 101,458
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Issue date Apr 5, 1870
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F28 - HEAT EXCHANGE IN GENERAL