摘要
加蓬G4-188区块是一个新的海外勘探区块,在钻井过程中遇到了井壁垮塌、气侵、井斜控制困难等诸多难题,影响了钻井施工的速度。针对这些难题,实施了解决G4-188区块钻井施工难点的各项技术措施,为G4-188区块后续钻井施工提供了有益的技术支持。
The G4-188 block is a new overseas exploration area.In the course of drilling,many problems occurred such as well falling down,gas invasion,and difficulty to control well deviation,and affected drilling speed.In this paper,kinds of technical measures and methods to resolve the drilling operation difficulties were introduced which provided useful technical support for the following operation of G4-188 block.
出处
《海洋石油》
CAS
2008年第1期82-87,共6页
Offshore Oil
关键词
加蓬G4-188区块
流砂层垮塌
气侵
井斜控制
钻具组合
PDC钻头
Gabon G4-188 block
drift sand layer falling
gas invasion
control of well deviation
bottom hole assembly
PDC bit
