MOBILE VACUUM PUMPING PLANT FOR COLLECTING SPILLED LIQUIDS Russian patent published in 2001 - IPC

FIELD: oil industry. SUBSTANCE: proposed mobile vacuum pumping plant is designed for use in emergency situations for collecting spilled oil, oil products and other liquids. Plant has diagonal axial-flow screw pump with drive mounted on movable platform, circulation and accumulation tank with ring partition on bottom and ejector vacuum pump. Active nozzle of ejector pump is connected to outlet branch pipe of screw pump, and passive nozzle is connected by flexible hose with intake tip. Tank is divided by partition in its lower part into peripheral zone containing special lip to which inlet branch pipe of screw pump is connected, and central zone provided with equalizing grid at outlet. Outlet of ejector pump secured on top of tank is pointed inside the grid. Plant is provided with transportation reservoir communicating with tank. Reservoir and tank are installed on movable platforms. EFFECT: provision of reliable mobile pumping plant for collecting oil both from ground or water. 4 cl, 2 dwg