Expandable Casing

This Is Expandable Casing Case Study In Depleted Formation For Making Drain Hole Drilling Possible With The Help of Expandable Liner.One Set of Expandable Casing Was Used for Zonal Isolation and Hole Size Was Not Sacrificed. It Also Make Drilling Possible To Make Desired Size Drain Hole. Without Expandable Casing Maximum Hole Size Drainhole Could Not Be Drilled. It Also Increased Production And Barrel of Oil Output Per Day.