smelting

The brickmaking,smelting,china,filature, weaving and such handiworks had appeared early in the Ming Period.

明代就有制砖、冶坊、陶瓷、缫丝、织布等手工业。

The practice shows that smelting high grade ferrotitanium with rutile by thermite method is feasible.

实践证明，采用金红石铝热法生产高钛铁技术上是完全可的。

In this paper,the practice of producing nanometer zincite and concentrating indium from the dust of smelting lead was introduced in detail.

文章详细介绍利用铅冶炼烟尘生产纳米氧化并富集铟的生产实践。

The author introducd the electric equipment design of ore smelting eutecticum engineering of ore sintering plate, stated the problemes and the countermeasures.

介绍矿冶共晶工程烧结车间的电气设计,并阐述设计遇到一些问题以及解决的方法。

Using carburizing agent and devulcanized agent,experiment of carburisation and desulphuration for semisteel which in smelting high titanium slag by electric cooker has been studied.

用碳剂和脱硫剂对冶炼高钛渣副产半钢进碳脱硫试验研究。

In order to recover the tungstenic dust, sodium carbonate was added to it and smelting test was carried out in a 0. 1MVA electric arc furnace.

要为回收钨尘，利用钨尘灰与碳酸钠0．1MVA电炉内进回收试验，制成粗钨酸钠。

The obtained achievement in building material industry is studied, including sintering cement with substituting coal by cokeite and smelting rockwool with substituting coke by cokeite and so on.

本文介绍采煤副产品～天然焦的特性，并对其建材业的开发研究成果进评述．主要包括天然焦代煤烧制水泥，天然焦代焦炭熔制岩棉等。