when the steam, having 2 is a partial section. done its work, is discharged into the open air or changed back to water by contact with cold water in a The lower try-cock is provided with an expansion condenser. When the exhaust is into the open air, the chamber, composed of a concave wall and a… … Prof. Josse, as a technical authority on this sub- posed about the building. A group or nest of ad) ject, took up the problem, and, after several boilers’ protected in the manner described, may ELECTRIC ALARM TRY-COCK FOR STEAM BOILERS. months of highly satisfactory laboratory experi- be wired to…
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