| 摘要 |
<p>The boiler has a central heating device (1) with overlying exhaust gas stack (3), a surrounding, liquid conveying-cover, multiple vertically aligned boiler pipes (4) as drift bolts or gas bubble pump and a lower suction chamber with a reservoir for rich ammonia- water solution as lower part of a closed, pressure-resistant container. The boiler pipes are surrounded by a chamber (5) filled with a heat carrying medium. The boiler pipes are arranged around the common heating device.</p> |
