GENERAL CONDITION AND TECHNICAL DIFFICULTIES OF EXTENDED REACH DRILLING AND ITS REQUIREMENTS ON TOOLS AND INSTRUMENT
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Abstract
As a newly developed comprehensive high-tech drilling technology,extended reach drilling technology can effectively enhance oil recovery,however,this technology is technically difficult and has higher requirements on drilling tools and instruments.Its definition,uses,development,technical specifications and results,economic benefits and prospects are presented;based on which,the basic features of extended reach drilling,its technical difficulties and requirements on downhole tools and instruments are further illustrated.
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