| 1. | Safety technology rules for underbalanced drilling 欠平衡钻井安全技术规程 |
| 2. | A pool formation analysis for qianmiqiao buried hill structure 千米桥潜山小间隙欠平衡钻井液研究 |
| 3. | Under balance pressure drilling technology and coalbed gas development 欠平衡钻井技术与煤层气开发 |
| 4. | The evaluation of multiphase phase flow model in under - balanced drilling 欠平衡钻井多相流模型评价分析 |
| 5. | Specification for underbalanced drilling technology - part 1 : methods for design 欠平衡钻井技术规范.第1部分:设计方法 |
| 6. | Studies on mathematical model and practical method of well testing while underbalance drilling 欠平衡钻井随钻试井数学模型及实用方法研究 |
| 7. | The gas underbalance pressure drilling test for protecting reservoir was carried out in two holes 开展了2口保护储层的天然气欠平衡钻井试验。 |
| 8. | This opens a new way to predict bottomhole pressure of under - balanced wells using the artificial neural networks method 这为实际应用中使用人工神经网络方法预测欠平衡钻井系统井底压力开辟了一个新途径。 |
| 9. | Specification for underbalanced drilling technology - part 2 : the outfit requirements of the wellhead pressure control and surface equipment 欠平衡钻井技术规范.第2部分:井口压力控制装置及地面装置配备要求 |
| 10. | This paper introduces the development situation , basic concepts and mathematical model of bottomhole pressure about under - balanced drilling technology 较详细地论述了欠平衡钻井技术的发展概况,基本概念和井底压力的数学模型。 |