公开(公告)号：US20170328171A1

公开(公告)日：2017-11-16

申请号：US15155186

申请日：2016-05-16

Applicant: SCHLUMBERGER TECHNOLOGY CORPORATION

Inventor： Courtney Payne ,  Mohan Kanaka Raju Panga ,  Stephen Davies ,  Hassan Chaabouni ,  Xuehao Tan

IPC: E21B33/138 ,  C09K8/74 ,  E21B43/25

CPC classification number: E21B33/138 ,  C09K8/516 ,  C09K8/74 ,  C09K2208/08 ,  E21B43/25 ,  E21B43/28

Abstract: Methods of treating a subterranean formation penetrated by a well bore, by diverting treatment fluid stages from zones of higher permeability to zones of lower permeability with an acid precursor material and fibers. The acid precursor material has an average particle size less than 1000 microns.

公开(公告)号：US10301903B2

公开(公告)日：2019-05-28

申请号：US15155186

申请日：2016-05-16

Applicant: SCHLUMBERGER TECHNOLOGY CORPORATION

Inventor： Courtney Payne ,  Mohan Kanaka Raju Panga ,  Stephen Davies ,  Hassan Chaabouni ,  Xuehao Tan ,  Chidi Eugene Nwafor

IPC: E21B43/267 ,  C09K8/80 ,  E21B33/138 ,  C09K8/74 ,  E21B43/25 ,  C09K8/516 ,  E21B43/28

Abstract: Methods of treating a subterranean formation penetrated by a well bore, by diverting treatment fluid stages from zones of higher permeability to zones of lower permeability with an acid precursor material and fibers. The acid precursor material has an average particle size less than 1000 microns.