钻杆防腐内涂层研究进展

Research Progress of Anti-corrosion Inner Coating for Drill Pipe

钻杆是石油钻井装备中重要的钻具,钻杆失效阻碍了钻井效率的提升。简要分析了钻杆失效的原因,重点概述了钻杆用环氧酚醛涂料的研究进展,提出了钻杆内防腐涂层的研究重点。

Drill pipe is an important drilling tool in oil drilling equipment,the failure of drill pipe hindered the improvement of drilling efficiency.The causes of drill pipe failure were analyzed,the research progress of epoxy phenolic coating for drll pipe were emphatically summarized,and the research emphasis of the internal anti-corrosion coating of drill pipe was put forward.