Oil and gas prices were averaging over 100$ per barrel, and the energy security situation was acute in the spring of 2022. A solution was urgently needed to allow production to continue on an important producing platform – avoiding the major costs, risks and complex operations associated with a shutdown and draining of the inventory. There were no usable isolation points near the valve in question, and there was no possibility to use a bypass line due to passing valves. The line was a crude oil line with high temperature and pressure. A key element of any approach was to minimize or avoid a shutdown.