supported by National Natural Science Foundation of China(grant No.U21B2071);Youth Program of National Natural Science Foundation of China(grant No.52104039);Science and Technology Cooperation Project of the CNPC-SWPU Innovation Alliance(grant No.2020CX030201).
In the staged multi-cluster fracturing of shale gas horizontal wells, ball sealers are used to ensure uniform fluid distribution among clusters, a strategy that is both cost-effective and operationally beneficial. Des...