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Expired
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Jeremiah Eugene Mathewson
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Individual
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Individual
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Publication of GB190520159ApublicationCriticalpatent/GB190520159A/en
20,159. Mathewson, J. E. Oct. 5. Heating air.- Consists in heating air, particularly compressed air, by passing it through a worm C which is immersed in water in a boiler A. The boiler is closed against the escape of steam, so that there is no waste of water. A safety - valve D, pressure gauge E, and gauge-glass F may be provided.
GB190520159D1905-10-051905-10-05Improvements relating to the Heating of Air
ExpiredGB190520159A
(en)