Patent ID: 7763218
Filing Date: 2010-07-27
Classification: B01J,C10G

Abstract:
1. Apparatus for the partial conversion hydrocracking process comprising an FCC unit, a hydrocracker unit, a hydrotreating reactor having one or more catalytic beds and in series with a hydrocracking reactor, and having an liquid/vapour separation system downstream the one or more catalytic beds of the hydrotreating reactor, the liquid/vapour separation system comprising an outlet device and an outlet pipe in a separator vessel, the outlet pipe being provided with a flow control element for regulating the flow of liquid through the outlet pipe to obtain a controlled portion and an excess liquid portion, the outlet device comprising a pipe extension above the bottom of the separation vessel, the pipe extension being provided with a first anti-swirl baffle at the top open end of the pipe extension to remove both vapour and liquid from the separator vessel to the hydrocracker unit, the outlet pipe being provided at the bottom of the separator vessel, the outlet pipe being provided with a second anti-swirl baffle to remove only the controlled portion of the liquid from the separator vessel to the FCC unit, the first anti-swirl baffle being located at liquid interface level.