HEATER Russian patent published in 2007 - IPC F22D1/32 

FIELD: feed-water heaters.

SUBSTANCE: heater comprises housing with branch pipes for supplying steam and discharging condensate, water chamber with branch pipes for supplying and discharging water to be heated, and pipe bank with a built-in condensate cooler. The condensate cooler is provided with casing made of face and side vertical sheets. The bottom edges of the outer and inner face vertical sheets of the casing of the condensate cooler are mounted with a spaced relation to the pipe bank. The side vertical sheets of the casing of the condensate cooler are tightly connected with the pipe bank. The top edges of the side and face vertical sheets are arranged at different height from the pipe bank. The outer face sheet is provided with the box with openings in its top section. The box is in communication with the branch pipe for supplying condensate from the heater under high pressure.

EFFECT: enhanced efficiency.

2 dwg