FIELD: chemistry.
SUBSTANCE: in the disclosed method, a cleaning solution is fed into the part to be cleaned and then discharged; during or immediately after discharging the cleaning solution into the cleaned part, steam is fed in at least a high point of said part for washing; one outlet at a lower point of the cleaned part is opened or left open; steam is fed until it comes out of the outlet; in case of multiple outlets, the outlets through which steam comes out are closed, and steam is fed until it comes out of all outlets, after which the steam feeding pipe is closed and all outlets are reopened. The invention also relates to use of the method in a steam power plant, a gas-turbine installation and particularly the water-steam loop of a waste heat steam generator.
EFFECT: reduced amount of waste water.
9 cl, 3 dwg
