MMA had delivered 33 model RTO3 Wellheads, Rig Time Saver System, to ENAP Chile.
These wellheads allows to simplify the installation process saving valuable rig time. They have a type Mandrel fluted casing hanger allowing the fluid to circulate through BOP. They also have a Snap Ring retention system which eliminates the need for lock down screws. They can be lowered through the rotary table or 13-5/8" diverter. They eliminate the cement hardening time at the surface casing. Also Allows casing fracturing.