The experiment in lab and the implementation in worksite show that this casingrepair technology is available in science and profitable in economy.
通过室内实验和现场施工，得到主要结论：这一修复方案是技术上可行、经济上受益显著的。
2
Developing an economic and valid pressurized and enhanced casingrepair Technology for multiply casing damages with long damaged segment becomes the earnest issue in well repair area.
研究经济有效的多点套损井长井段密封加固修复技术就成为目前修井领域亟待解决的课题。
3
Application results indicate that the tool is safe, reliable and easy to operate and can effectively prolong well's life and reduce casingrepair, casing patching or well workover in later stage.