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公开(公告)号:US09784088B2
公开(公告)日:2017-10-10
申请号:US15035449
申请日:2015-07-13
Applicant: Landmark Graphics Corporation
Inventor: Robello Samuel , Gabriela M Morales-Ocando , Aniket Aniket
CPC classification number: E21B44/00 , E21B21/08 , E21B41/0092 , E21B2021/006
Abstract: Bottom-hole pressure operating envelops for underbalanced drilling take into account the lithologies of the formations being drilled through.
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公开(公告)号:US20170167240A1
公开(公告)日:2017-06-15
申请号:US15035449
申请日:2015-07-13
Applicant: Landmark Graphics Corporation
Inventor: Robello Samuel , Gabriela M Morales-Ocando , Aniket Aniket
CPC classification number: E21B44/00 , E21B21/08 , E21B41/0092 , E21B2021/006
Abstract: Bottom-hole pressure operating envelops for underbalanced drilling take into account the lithologies of the formations being drilled through.
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