- Industry: Mining
- Number of terms: 33118
- Number of blossaries: 0
- Company Profile:
The U.S. Bureau of Mines (USBM) was the primary United States Government agency conducting scientific research and disseminating information on the extraction, processing, use, and conservation of mineral resources.
Founded on May 16, 1910, through the Organic Act (Public Law 179), USBM's missions ...
一种粉尘采样技术,措施机载尘在大规模的基础上。在玻璃管放置一层,1-1/2 英寸 (3.8 厘米) 深的中小型砂糖称重 100 g.通过一个合适的泵,空气通过糖管约 1 英尺 <sub>3</sub> 的速度绘制 / min (0.0283 m <sub>3</sub> / min)。的灰尘是保留在糖管子,然后配和送往实验室进行分析。糖溶化和灰尘被抓被焚烧给重量的灰尘过滤纸上。
Industry:Mining