蓝钨制取(preparation of blue tungsten compound)2.72、WO2.90、W20O58及(NH4)х%26bull;WO3等的混合物。后者即为铵钨青铜(ATB)，是非化学计量化合物。
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结果表明：还原温度是制取超细钨粉的关键因素，在适当的工艺条件下，可以使用蓝钨制得超细钨粉。
The results showed that reduction temperature is critical for the preparation of ultra-fine W-powder from blue tungsten oxide under appropriate technological conditions.
以蓝钨为原料，通过氢还原制取超细W粉末，研究了还原温度、装舟量和氢气流量对制取W粉粒度的影响。
Ultra-fine tungsten powder was obtained from blue tungsten oxide by hydrogen. The effect of temperature, weight and flow rate of hydrogen on granularity of W-powder also was studied.
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