Innovation Brings Pipeline Back to Normal
![T.D.Williamson T.D.Williamson](/sites/default/files/styles/mt_thumbnails/public/article/image/2023-02/ptj%201-2023%201.jpg?itok=kfZVs_g5)
T.D.Williamson
Before the operator of a gas export pipeline offshore Asia could isolate the line and replace leaking pig trap valves on their platform and perform in-line inspection (ILI), they had to remove a serious obstacle: a cleaning pig that had stalled just beyond the pig launcher. Because there is no standard tool for recovering a stalled pig, at least...