FIELD: feedstock refining. SUBSTANCE: vacuum creating device of plant is additionally provided with pump and separator; inlet of pump is connected to separator; outlet of liquid-gas jet apparatus is connected to separator by means of pressure line and its liquid inlet is connected to pump outlet. Longitudinal axis of jet apparatus is located vertically at permissible deviation of ±150. Exit section of liquid supply nozzle of jet apparatus is located at height of 5 to 35 m above separator inlet and outlet section of pressure line is located below level of liquid in separator forming hydraulic seal. EFFECT: enhanced reliability. 4 cl, 2 dwg
Authors
Dates
1997-09-27—Published
1995-12-22—Filed