| 摘要 |
<p>341,809. Sectional boilers. STREBELWERK GES., 62, Hansastrasse, Mannheim, Germany.-(Assignees of Rudolph, E.; Tannroda, Thuringia, Germany.) April 22, 1930, No. 12448. Convention date, April 18, 1929. [Class 123 (ii).] In a gas-heated sectional boiler having a combustion chamber b extending transversely of the boiler sections a and provided with air inlets at each end, additional inlets e and e<1> admit air which is heated by flowing between the sections. To avoid eddy effects the inner mouths of the air inlets do not extend above the level of the gas burners f.</p> |
