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Pressure drop power generation
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Patent number 4,511,806
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Issue date Apr 16, 1985
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AIR Ltd.
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Michael G. May
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F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
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Internal combustion engine
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Patent number 4,331,115
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Issue date May 25, 1982
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Michael G. May
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F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
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Internal combustion engine
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Patent number 4,121,544
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Issue date Oct 24, 1978
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Michael G. May
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F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
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