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| 负压钻井技术在探井中的初步应用 | |
| 引用本文： | 栗广科. 负压钻井技术在探井中的初步应用[J]. 石油钻探技术, 1998, 0(2) |
| 作者姓名： | 栗广科 |
| 作者单位： | Li Guangke，engineer of Drilling Techniques Research Institute，Zhongyuan Oilfield. |
| 摘 要： | 介绍了中原油田两口探井应用负压钻井技术的施工情况。探讨了负压钻井的优点及技术要求。初步实践表明，负压钻井技术完全适用于高压低渗地层和低压易漏地层，其效果明显。 |
| 关 键 词： | 负压钻井 循环系统 防喷器 钻井参数 钻具组合 现场试验 低压地层 高压 中原油田 白21井 毛8井 |
Application of Underbalanced Pressure Drilling Techniques in Exploration Wells |
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| Li Guangke,engineer of Drilling Techniques Research Institute,Zhongyuan Oilfield.. Application of Underbalanced Pressure Drilling Techniques in Exploration Wells[J]. Petroleum Drilling Techniques, 1998, 0(2) | |
| Authors: | Li Guangke engineer of Drilling Techniques Research Institute Zhongyuan Oilfield. |
| Abstract: | Using underbalanced pressure drilling technique in two exploration wells are introduced in this paper.The advantages of underbalanced pressure drilling and its technical requirements are also discussed.The preliminary practices show that underbalanced pressure drilling is completely fit to high pressure and low permeability as well as low pressure and leakage formations. |
| Keywords: | underbalanced pressure drilling circulating system blowout preventer drilling parameter bottom hole assembly field testing low pressure formation high pressure Zhongyuan Oilfield Bai 21 Well Mao 8 Well |
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