Hartford Steam Boiler Inspection and Insurance Company · Hartford, Ct. : Hartford Steam Boiler Inspection and Insurance Co · leaf 444
S PAOlATVR^ Figure 6. tion of cooling water canoccur in a few hours, andany neglect by the operatorsor any occurrence whichcauses an interruption ofthe make-up supply consti-tutes a serious menace. Onthe other hand the amount … Figure 8. of make-up water for a closed system is so small that it takes a longtime before the depletion of the circulating water becomes dangerous. An open system is somewhat cheaper than a closed system in firstcost, but in practically all cases it is a mistaken economy to use anopen system for…
Locomotives · Steam-boiler explosions
Internet Archive · Carnegie Library of Pittsburgh · Public Domain Mark 1.0. Free to use for anything.
![An illustration from [Electric engineering.] (1902)](https://img.insideoutlibrary.com/img/200/ia-electricengineer03inte-105-44.webp)
