The article brings a discussion to the technology of melting high impurity black copper with a tilting furnace. It is a good attempt of new adopted smelting technology.
对倾动炉处理高杂质黑铜的冶炼技术进行了多方面的论述，对新的冶炼操作方式进行有益的尝试。
2
The paper briefly introduced new preparation technology of the wider application of white carbon black which is made by the material of water glass and ammonium hydrogen carbonate .
研究了白炭黑新的制备技术，即采用以碳酸氢铵和水玻璃为原料制备白炭黑。
3
For high energy resources consumption and serious pollution carbon black industry, it is remarkable saving energy effect and environmental beneficial to adopt newtechnology producing carbon black.