Production of dust in the course of open pit mining in Jinduicheng Molybdenum mining Corporation was analysed. The prevention and counter measures of dust pollution was put forward.
分析了金堆城钼业公司露天采矿过程中粉尘污染物的产生，提出了粉尘污染的防治与对策。
The invention provides an effective method featuring small medicament use amount, convenient usage and little environment pollution for the separation of molybdenum and bismuth sulfide minerals.
为钼铋硫化 矿物分离提供了一种药剂用量少、使用方便、环境污染少的有效方法。
The technological conditions of wet recovering cobalt and molybdenum from waste catalyst are introduced. The wet recovery has the advantages of simple equipment, no pollution and high recovery rate.
介绍了湿法回收废催化剂中钴和钼的工艺条件。该法具有设备简单、无污染、收率高等特点。
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