提出了钠硅渣湿法处理的工业原则工艺流程。
It puts forward principled process flowsheet of the wet treatment with sodium-silicon slag.
研究了用酸浸与钠碱熔融法从钨渣中富集和回收钽铌。
The enrichment and recovery of tantalum and niobium through acid leaching and sodium alkali fusing from tungsten residue is studied.
对于钠系选择性分离富集路线，采用一步调渣法路线难以取得较高纯度的富钛渣。
For the route of selective separation and enrichment with sodium oxide, it is very difficult for one-step route to produce quite pure enriched slag.
对钠化焙烧—碱浸法从浸锌渣还原铁粉中提取镓锗进行了系统研究。
On this basis, soda roasting followed by caustic soda leaching are studied systemically in order to recover gallium and germanium from ferrous powder reduced from zinc-leaching residues.
无钠、无钙，能有效的达到除气、除渣作用。
Without sodium and calcium, it can effectively degas and remove slag.
拜耳法生产氧化铝的过程中，碱耗的主要原因是因为有钠硅渣的生成，碱耗可以用赤泥钠硅比（N/S）表征。
The consumption of caustic soda is mainly caused by formation of sodium hydrate aluminosilicate and it can be calculated from the ratio of N/S of red mud.
拜耳法生产氧化铝的过程中，碱耗的主要原因是因为有钠硅渣的生成，碱耗可以用赤泥钠硅比（N/S）表征。
The consumption of caustic soda is mainly caused by formation of sodium hydrate aluminosilicate and it can be calculated from the ratio of N/S of red mud.
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