HOT WELL Russian patent published in 2013 - IPC F16T1/20 

FIELD: instrument making.

SUBSTANCE: hot well comprises a vertical cylindrical body with a cover, a bottom, an inlet and outlet nozzles, a float arranged in the body, a stop element, adjacent to the output nozzle and comprising a cone seat, a valve hole, a valve with a seating surface of spherical shape, connected with a vertical stem and arranged at the output from the valve hole, the stop element comprises channels for input and output of condensate and is equipped with an additional valve with seating surface of spherical shape, arranged on the stem, which is connected hingedly with a float as capable of angular relative displacements, and also with additional cone seat and a valve hole, besides, the additional valve is arranged at the side of the input into the additional valve hole, bores for valves are arranged with radial ribs.

EFFECT: increased efficiency and reliability of hot well operation.

4 dwg