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Floating ring fuel injector valve
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Patent number 4,197,997
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Issue date Apr 15, 1980
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Ford Motor Company
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Hai Wu
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F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
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Engine exhaust valve cooling
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Patent number 4,033,303
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Issue date Jul 5, 1977
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Ford Motor Company
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Hai Wu
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F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
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Water cooling system - Wankel engine
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Patent number 3,964,445
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Issue date Jun 22, 1976
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Ford Motor Company
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Robert P. Ernest
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F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
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Exhaust heat conservation
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Patent number 3,955,362
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Issue date May 11, 1976
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Ford Motor Company
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Charles M. Jones
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F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS