BALL VALVE SEAL ASSEMBLY AND BALL VALVE COMPRISING SAME

摘要

A seal assembly in a rotary ball valve is installable and replaceable through a bonnet opening in a valve body of the rotary ball valve. The seal assembly includes an anchor ring (46) located in an internal recess (42) in the valve body (12) and one or more seal assembly components, such as a flexible seal member, a seal carrier, a seal retainer, and a rigid seal ring, are secured to the anchor ring.