Models of Annular BOP

Spherical Packing Element BOP

Spherical packing element is installed inside, which can seal kelly, drill pipe, drill pipe joint, drill collar, casing, cable and other tools of various shapes and sizes; When there is no drilling tool in the well, the wellhead can be completely closed; stripping-in operation can be carried out through 18 °/35 ° joint with accumulator.

Tapered Packing Element BOP

Tapered packing element is installed inside, which can seal kelly, drill pipe, drill pipe joint, drill collar, casing, cable and other tools of various shapes and sizes; When there is no drilling tool in the well, the wellhead can be completely closed; stripping-in operation can be carried out through 18 °/35 ° joint with accumulator.

Annular BOP

With spherical packer: D

With tapered packer: A