Waterbushing
A solution to circulate fluids down casing
Waterbushing can be a surface or casing accessory for safety purpose. It is used for circulating the string hydro test up to 6000 psi. In case of gas kick, it allows to put the string at the bottom of the well and to close the BOP to seal the well. It is able to lift the full string and can be used for OCTG and drill pipe.