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- Research on Deep Hole Wire Line Core drilling Tech. In Complicated Stratum 复杂地层中深孔绳索取心钻探技术研究
- Research on Deep Hole Wire Line Core drilling Tech.in Complicated Stratum 复杂地层中深孔绳索取心钻探技术研究
- Wire Line Core Drilling Technology Used in R2H3Q3 Leaky Bed in Guizhou 贵州R_2H_3Q_3漏失层绳索取芯钻进技术
- wire line core drilling 绳索取芯
- But the thread of wire-line coring drill pipe made in our country is low strength and short service life.Drill pipe break trouble occurs constantly and it can't fulfill the requirements of deep hole. 我国绳索取心钻杆螺纹强度低，使用寿命短，钻杆折断事故时有发生，不能满足深孔钻进的需要。
- the wire line coring fluid moves the hamme 绳索取心液动锤
- Keywords low density;solid free;drilling fluid;wire line coring; 关键词低密度;无固相;钻井液;绳索取心;
- Optimization of the Joint-Thread of Diamond Wire-Line Coring Drill Pipe 金刚石绳索取心钻杆接头螺纹的优化研究
- The wire line coring sneaks in the minerals investigation example comparison studies 绳索取心钻进在矿产勘查实例中的比较研究
- Construction technology of line core drilling 绳索取芯钻探施工技术
- The drill pipe that was broken has been found. 断了的钻杆被找到了。
- Drill pipe threads are not cleaned in that way. 钻杆丝扣不是那样清洗的。
- MS-215 type large diameter wire line core barrel and its application in CBM well MS-215型大直径绳索取心器及其在煤层气井中的应用
- The right thing to do now is to bent a drill pipe. 现在要做的事是拉弯一根钻杆。
- Make up 15 joints of 5" HW Drill pipe. 接上15根5"加重钻杆。
- wire-line coring drill pipe 绳索取心钻杆
- Please circulate and then wire line survey! 请循环泥浆,然后进行吊测!
- wire line coring 绳索取心
- Is your line nylon rope or wire line? 译文：请问是尼龙缆绳，还是钢丝绳?
- Drill pipe corrosion results from oxygen acting on metals. 钻杆的腐蚀来自氧对金属的作用。
- 今日热词
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- 深远海浮式风电平台 - deep-sea floating wind power platform
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- 京雄高速公路 - Beijing-Xiongan expressway
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- 农业及相关产业增加值 - the added value of agriculture and related industries
