Flowserve has been the sole source pump supplier for ebullated bed residue hydrocracking since 1967, with more than 80 installed pumps worldwide. The Ebullator pump is defined as critical service and is unspared, so reliability is of upmost importance. The Ebullator pump is subjected to extreme process conditions with high temperature (>400°C, 752°F), high suction pressure (>180 bar, 2610 psi), entrained gas, as well as corrosive and erosive process fluid. Flowserve supplies the complete Ebullator pump system, which consists of the Ebullator pump, redundant variable frequency drive, redundant high-pressure oil injection system, and redundant oil conditioning system as well as includes installation and start-up supervision.