IBOP is a check valve that can be installed in the drill string to allow drilling fluid to flow down the string while preventing backflow.
Grandtech IBOP for top drive Upper IBOP and Lower IBOP, which are control valves attached to the top drive drilling device. The IBOP uses a very trustworthy metal seal. Thus, it can withstand strong pressure both above and below. It is possible to reach a working pressure of 10,000 or 15,000 PSI.
For Top Drive, we manufacture H2S-resistant IBOP using premium import sulfur-resistant material.