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High efficiency steam engine
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Patent number 10,774,645
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Issue date Sep 15, 2020
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Thermal Power Recovery LLC
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James V. Harmon
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F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
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3361036
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Patent number 3,361,036
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Issue date Jan 2, 1968
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F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
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3279326
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Patent number 3,279,326
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Issue date Oct 18, 1966
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F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
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2401764
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Patent number 2,401,764
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Issue date Jun 11, 1946
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F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
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2193821
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Patent number 2,193,821
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Issue date Mar 19, 1940
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F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES