Investigations into the coiled tubing partial underbalanced drilling (CT-PUBD) technique for drilling hard formations
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DOI: 10.1007/s12182-018-0271-9
Abstract: To improve the rate of penetration (ROP) in drilling deep and hard formations, this paper proposes a new drilling method called coiled tubing partial underbalanced drilling (CT-PUBD). As a preliminary investigation into the new drilling… read more here.
Keywords: tubing partial; coiled tubing; underbalanced drilling; drilling ... See more keywords