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William J Ellis
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Furnace Housings, Linings, Walls, And Ceilings
(AREA)
Abstract
14,092. Ellis, W. J. June 19. Externally fired boilers; Cornish &c. boilers; flues, internal; saddleshaped.-An arched space 32, serving as a flue, is formed in the shell of a cylindrical boiler 30.
GB190614092D1906-06-191906-06-19Improvements in Steam Boiler Furnaces.
ExpiredGB190614092A
(en)