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单词 steel mill
释义

steel milln.

1. A device for producing a stream of sparks by the rapid revolution of a steel disc in contact with a flint; used for light in coal-mines before the invention of the safety-lamp. Obsolete.
ΘΚΠ
society > occupation and work > equipment > mining equipment > [noun] > lamp
pitman candle1658
fire lamp1769
steel mill1772
safe lamp1815
safe lantern1815
safety lamp1815
safety lantern1815
safe light1816
Davy1817
lamp1839
Geordie1844
pit lamp1860
flame-lamp1888
1772 T. Pennant Tour Scotl. (1774) 49 The colliers..have invented..what they call a steel-mill, consisting of a small wheel and a handle; this they turn with vast rapidity against a flint.
1844 Civil Engineer & Architect's Jrnl. 7 235/1 A shower of sparks from a steel-mill, turned by a boy, was the only light by which he dare work.
2. A mill or factory where steel is rolled into sheets.
ΘΚΠ
society > occupation and work > workplace > places for working with specific materials > place for working with metal > [noun] > rolling-mill
rolling mill1616
plate mill1671
steel mill1858
roller shop1859
lead-mill1863
sheet-mill1884
1858 P. L. Simmonds Dict. Trade Products Steel-mill maker, a manufacturer of forge tilts, or rolling mills, for hammering steel into bars, or rolling it into sheets.
3. (See quot. 1875.)
ΚΠ
1875 E. H. Knight Pract. Dict. Mech. Steel-mill, a mill with metallic grinding-surfaces, usually of steel... Coffee and spice mills are instances.
This entry has not yet been fully updated (first published 1916; most recently modified version published online June 2022).
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n.1772
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