lumns of mercury ; 1 and 2 represent the Figure 1 is an outside longitudinal view of steam from the boiler which presses directly 1 the furnace, with the plates of the hot-air pas- upon the column of mercury, shown at 3, sages removed, and fig. 2 is a vertical longitu- which column, in turn,… … through it, as indicated by the arrow. The Further information may be obtained by molten metal flows away down the inclined The annexed engravings represent a mer- A is the boiler, and 6 is an iron pipe, which letters addressed to the inventor. plate at the back of the furnace, and the heat- cury…
Patents · Color · Water · Colors · Potash · Ivory · Post office · Iron · Water acts · Throttle valve · Scientific American · Prussian blue · Lead pipe · Water wheel · Strong solution · Sulphuric acid · Superior quality
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