Closed Vessel Boiler

| View Cart ⇗ | Info

A boiler is a closed vessel in which water or other fluid is heated. The heated or vaporized fluid exits the boiler for use in various processes or heating applications. The pressure vessel in a boiler is usually made of steel.




Government Printing Office The Official Gazette of the United States Patent Office (Washington, DC: Government Printing Office, 1895)


TIFF (full resolution)

2167×2400, 1.2 MiB

Large GIF

924×1024, 225.1 KiB

Medium GIF

577×640, 115.9 KiB

Small GIF

288×320, 37.5 KiB