External Casing Packers
This article describe the basics of external casing packers and the setting procedure.
Basics of Operation
ECP’s are inflation tools with expansion and sealing capabilities allowing a flexible elastomer element to pack off the annular space between casing or between casing and open hole. When inflated with either mud, cement or viscous fluid, the element conforms to virtually any irregularity making these packers ideal for open hole applications. The length of the elastomer element can be manufactured to suit different applications (it is common to specify a 4-5 ft long sealing element . . .