cupel

cupel

1. "Cupel:a porous cup, often made of bone ash, used in assaying to separate precious metals from base elements such as lead."

"灰皿:一种多孔杯,通常用骨类制成,在检验中把贵重金属从低劣物质如铝中分离出来."

2. a refining process for nonoxidizing metals,such as silver and gold,in which a metallic mixture is oxidized at high temperatures and base metals are separated by absorption into the walls of a cupel

一种使银和金等金属不氧化的提纯过程，在高温下金属混合物被氧化，低劣金属被分离出来并吸入烤钵的墙上

3. We assayed in a cupel.

我们在灰皿中化验。

4. cupel(lation) furnace

提银炉 灰吹炉

5. Keywords Pyro-assaying Magnesium sand cupel Correction cofficient of Silver.;

火试金;镁砂灰皿;银补正系数;

6. SILVER CORRECTION BY USING MAGNESIUM SAND CUPEL IN PYRO- ASSAYING

火试金中使用镁砂灰皿银的补正初探

7. cupel furnace

灰吹炉 提银炉

8. cupel(lation ) furnace

灰吹炉, 提银炉

9. cupel tongs

灰皿夹钳

10. cupel tray

灰皿盘

11. A refining process for nonoxidizing metals, such as silver and gold, in which a metallic mixture is oxidized at high temperatures and base metals are separated by absorption into the walls of a cupel.

烤钵冶金法一种使银和金等金属不氧化的提纯过程，在高温下金属混合物被氧化，低劣金属被分离出来并吸入烤钵的墙上