发明申请
US20070283536A1 PROCESS FOR SEPARATING ZIRCONIUM AND HAFNIUM 失效
分离ZIRCONIUM和HAFNIUM的方法

PROCESS FOR SEPARATING ZIRCONIUM AND HAFNIUM
摘要:
The present invention provides a new process for separating zirconium and hafnium compounds, in particular to remove traces of zirconium compounds from hafnium compounds, using fractional crystallisation, as well as hafnium compounds obtainable in accordance with this process.
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