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主要从地质导向技术、短半径水平井钻井技术、分支井钻井技术、井下动力钻具、钻头和可变径稳定器6个方面介绍了近年来国外水平井钻井技术及水平井钻井工具、仪器的最新进展。
Mainly from the geological guidance technology, short radius horizontal well drilling technology, branch well drilling technology, downhole power drill, drill bit and variable diameter stabilizer 6 introduced in recent years horizontal drilling technology and horizontal well drilling tools, instruments latest progress.