HEAD OF RECTIFYING COLUMN Russian patent published in 1996 - IPC

FIELD: devices for fractionating liquids of various boiling points, may be used in rectifying devices. SUBSTANCE: head of rectifying column has adapter 1, vapor inlet pipes 2, base 3 with installed thermometer 4, fractionating column 5 and two dropping tubes 6 and 7 with sight pipes 8, as well as gate 12, condensate extraction regulator 16, final product receiver 23 with drain pipe 25. Dropping tubes 6 and 7 with pipes 8 are placed on both sides of pipes 2 between base 3 and adaptor 1. Pipes 2 have ledges 13 and 14. Latter are provided with threaded fasteners 15. Condensate extraction regulator 16 is installed on fractionation column 5 and has lid 17 and needle rod 18 made in the form of hollow tube. Rod 18 is provided with radial openings 20 and butt opening 22. Gate 12 is made of fine net and installed at opening 10. Drain pipe 25 of receiver 23 is open to internal cavity of base 3. EFFECT: simplified design, compactness. 2 dwg