空气反循环取样钻探岩心采取率的计算方法探讨

详细信息

刊出日期: 2013-09-10

Discussion of Calculation Method for Core Recovery Percent of Air Reverse Circulation Sampling Drilling

Publish Date: 10 September 2013

摘要: 介绍了RC钻探岩矿心采取率计算的国内现状,对质量采取率和体积采取率的计算方法进行了探讨,并对比了它们的优缺点。建议采用体积采取率作为RC钻孔的质量考核指标。
- 空气反循环 /
- 取样钻探 /
- 岩矿心采取率 /
- 质量采取率 /
- 体积采取率
Abstract: The paper introduces the situation of the calculation of core recovery percent by RC drilling in China.The calcu-lation methods for weight recovery percent and volume recovery percent are discussed and the comparison is made on their advantages and disadvantages.The volume percent is suggested to be as the quality assessment index.
- air reverse circulation /
- sampling drilling /
- core recovery percent /
- weight recovery percent /
- volume recovery percent