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- safety density drilling window 安全密度窗口
- Keywords drilling;P;deep well;ECD;safety density window; 钻井;高温;高压;深井;ECD;安全密度窗口;
- Circulating micro-foam drilling fluid is a newly developed low density drilling fluid system in recent years. 可循环微泡沫钻井液是近年国内外推出的一种新型低密度钻井液体系。
- Dual Gradient Drilling (DGD) is also known as Dual Density Drilling, which is a new type of drilling technology for deepwater drilling. 双梯度钻井又称为双密度钻井,是一种适用于深水钻井的新型钻井技术。
- Several new approaches to the deepwater dual gradient drilling were developed,including subsea mudlift drilling,riserless drilling,and dual density drilling. 深水双梯度钻井技术主要包括海底泵举升钻井液、无隔水管钻井、双密度钻井等,可以很好地解决深海钻井中的技术难题。
- A new type shale inhibiter，KLG and sealing agent are used to seal fragile formation so that we can enhance safety density and solve the problem of hole collapse. 用新型防塌剂和KLG以及封堵材料复配使用，对破碎地层进行了有效封堵；
- Abstract: Because of the great change in thickness of the overlying gyprock and the high density drilling fluid in Kuqa depression, it is very difficult to define the boundary stratotype. 摘要: 在库车坳陷天然气勘探中,由于目的层段上覆膏盐岩厚度变化大、钻井液密度高使得在该区天然气勘探中卡取层位、发现气层十分困难。
- Ultra-high density drilling fluid technology in well Dina-11 迪那11井超高密度钻井液技术
- Keywords rheological property;solid phase;inhibitive characteristic;safety density window;lost circulation; 流变性;固相;抑制性;安全密度窗口;井漏;
- It seemed an eternity before news of his safety reached her. 他平安的消息到达她那里之前，那段时间似乎是无限漫长的。
- Thanks to I had tied then the safety belt. 幸亏我当时系上了安全带。
- The ship came about and headed back for safety. 这只船掉过头往回开到安全地带去。
- I don't wonder you were anxious about their safety. 你为他们的安全着急，我是不奇怪的。
- In the end they reached a place of safety. 他们终于到达了一个安全的地方。
- When do the new safety rules come into force? 新的安全规则何时生效?
- The safety precautions are totally inadequate. 这些安全措施完全不合格。
- Keywords Low density drilling fluids;Drilling fluid additives;Hollow glass spheres（HGS）;Light weight agents; 低密度钻井液;钻井液添加剂;中空玻璃微珠（HGS）;减轻剂;
- I'm worried sick about my son's safety. 我十分担心我儿子的安全。
- If I lose my job, I've got no safety net. 我丢掉这份工作就无计可施了。
- We're all concerned for her safety. 我们都为她的安全担忧。
