A gas oven used to heat copper bits for soldering. Obsolete. rare.
单词 | θ212774 |
释义 | society > occupation and work > equipment > furnace or kiln > furnace > [noun] > furnaces for melting or refining metals > furnace for treating copper (2) hotplatea1884 A gas oven used to heat copper bits for soldering. Obsolete. rare. blister furnace1902 a furnace for the conversion of copper regulus or matte into blister-copper. |
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