ASTM C737-1997 标准详情
- 标准号:ASTM C737-1997
- 中文标题:煤矿防尘用石灰石规格
- 英文标题:standard specification for limestone for dusting of coal mines
- 标准类别:美国材料与试验协会ASTM
- 发布日期:1997
1.1 This specification covers limestone suitable for use as dust in coal mines to prevent coal dust explosions. Note-In coal mine operations, limestone is dusted onto coal exposures in sufficient amount so that not less than 65% of all lo
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