[en] Problems of decontamination of equipment and compartments of nuclear power plants are concidered. General review of decontamination methods, applied in nuclear research centers and nuclear power plants are given. Some papers are devoted to problems of development and testing of particular methods for decontamination of different materials of circuits and demountable equipment; easily removable decontaminating and protective coatings and development of some types of technical means for carrying out decontamination processes. (I.T.)