| 简介 |
extraction method of elements earths rare igneous rock from the present invention describes a method of extraction elements comprised in diatom rare igneous rock containing large percentage of these elements, as the carbonatito and other ores. specifically, the present invention describes a system of extraction elements by applying the diatom rare ultrasound indirectly or directly, increasing the efficiency of the extraction process of these elements. the present invention lies in the fields of chemical engineering and engineering materials. |
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