公开(公告)号：US20180142135A1

公开(公告)日：2018-05-24

申请号：US15817865

申请日：2017-11-20

Applicant: M-I L.L.C.

Inventor： Yiyan Chen ,  Dimitri M. Khramov ,  Glynda A. Addicks

IPC: C09K8/36 ,  E21B21/00

CPC classification number: C09K8/36 ,  E21B21/00

Abstract: A wellbore fluid, comprising an oleaginous continuous phase, a non-oleaginous discontinuous phase and a polymer having a polycyclic backbone. A method of drilling comprising pumping the said wellbore fluid into a wellbore through an earthen formation is also described.

公开(公告)号：US11028308B2

公开(公告)日：2021-06-08

申请号：US15817865

申请日：2017-11-20

Applicant: M-I L.L.C.

Inventor： Yiyan Chen ,  Dimitri M. Khramov ,  Glynda A. Addicks

IPC: C09K8/36 ,  E21B21/00

Abstract: Wellbore fluids and methods of drilling with the wellbore fluids are provided. One wellbore fluid may include an oleaginous continuous phase, a non-oleaginous discontinuous phase, and a polymer having a polycyclic backbone. One method may include pumping the wellbore fluid into a wellbore through an earthen formation.