Improvements in apparatus for promoting the circulation of water in lancashire, cornish and like internally flued steam boilers

摘要

528,146. Water chambers in steam boiler flues. JOYCE, E. F., and VENTRESS, E. W. S. April 28, 1939, No. 12759. [Class 123 (ii)] The water circulation in a furnace-flue boiler is promoted by the provision of an annular water chamber 4 supported in the flue 2 on skids 12 and connected to the top and bottom of the boiler water space by pipes 9, 7. The pipe 9 has steam vents 10.