Theoretical and experimental study of reducing powdered coal ash in vacuum electric furnace

粉煤灰 真空 电热还原的理论和实验研究

The company follows international standards using advanced V process vacuum precision casting technology automatic punching pressing enameling line and electric furnace for production .

采用国际标准和先进的V法 真空铸造技术，以及一流的钢板自动冲压、涂搪、 电炉流水线生产。

The paper presents the recovery of magnesium from chips of rejected magnesium alloy by double vacuum electric furnace of sublimation process and its equipment and process .

本文介绍了双 真空 电炉升华法从废镁合金中切削屑中回收镁的原理、设备和工艺流程。

The Design of Continuous Vacuum Electric Furnace Used for Distilling Arsenic Concentrate

砷精矿连续 真空蒸馏 电炉的设计

The designing outline and resolving methods of continuous vacuum electric furnace are introduced and the half-automatic feasibility of this furnace is analyzed on the other hand the metallic arsenic producing cost using this furnace is also discussed .

介绍 真空蒸馏 电炉的设计要点及其难点的解决方案，提出了一些问题讨论，分析了本炉型实现半自动化的可能性和生产金属砷的主要成本。