| 液动贯通式冲击器用于水力反循环连续取心钻进 |
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| 引用本文：蒋荣庆,沈崇峰,殷琨,辜华良.液动贯通式冲击器用于水力反循环连续取心钻进[J].钻探工程,1998,(3):27-28.. Hydraulic Reverse Circulation Con coring Using the Fluid Powered Central Hollow DTH Hammer[J]. Drilling Engineering, 1998,(3):27-28. |
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| 蒋荣庆 沈崇峰 殷琨 辜华良 |
| 长春科技大学勘察工程系 |
| 基金项目:地矿部“八五”科技攻关项目 |
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| 中文摘要:将液动贯通式冲击器同水力反循环连续取心钻进工艺相结合，较好地解决了岩心卡堵问题，提高了钻进效率及钻头寿命，具有很好的应用前景。 |
| 中文关键词:贯通式冲击器,水力反循环,连续取心,解卡 |
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| Hydraulic Reverse Circulation Con coring Using the Fluid Powered Central Hollow DTH Hammer |
| Jiang Rongqing Shen Chongfeng Yin Kun Gu Hualiang |
| Changchun University of Science and Technology Changchun 130026 |
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| Abstract:The combination of the fluid powered central hollow DTH hammer with the hydraulic reverse circulation con coring process eliminates the core blockage, resulting in higher drilling efficiency and longer bit life, and providing a good application prospect |
| keywords:central hollow DTH hammer, hydraulic reverse circulation, con coring, blockage release |
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