采用正交试验的方法，研究了在无机盐催化剂作用下苯酚双氧水直接氧化制取邻、对苯二酚的合成技术。
Using the orthogonal test , the synthesis of pyrocatechol and hydroquinone by catalytic oxidation of phenol by inorganic salts has studied.
讨论了直接浸出、双氧水氧化浸出、焙烧氧化浸出对锗的浸出率的影响。
The effects of direction leaching, H_2O_2 oxidation leaching, roasting-oxidation leaching on leaching rate of Germanium are discussed.
讨论了直接浸出、双氧水氧化浸出、焙烧氧化浸出对锗的浸出率的影响。
Study on coupling of oxidation leaching and separation of coordinated extraction for sphalerite;
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