单词 | ring furnace |
释义 | > as lemmasring furnace ΘΚΠ society > occupation and work > equipment > furnace or kiln > furnace > [noun] > types of furnace by shape philosophers' tower1688 cupola-furnace1716 ring furnace1842 shaft-furnace1874 stack-furnace1877 1842 Pharm. Jrnl. & Trans. 2 377 There are three kinds of furnace which are employed in our laboratories, namely, the common ring furnace, for placing a pan or small still over; the reverberatory furnace; and the wind furnace. 1860 C. Tomlinson Useful Arts & Manuf. 2nd Ser. Iron & Steel 27 A ring-furnace was constructed; that is, a central core of solid brickwork was formed, round which was built a fireplace and hearth. 1926 E. Fyleman tr. B. Waeser Atmospheric Nitrogen Industry 507 Mond cyanises briquettes of barium carbonate and charcoal in a ring furnace. < as lemmas |
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