FIELD: mechanical engineering. SUBSTANCE: radioactive radiation source is located on pipe line. Coating machine is provided with radiation receiver. Flexible guarding shields are mounted on both sides of coating head of machine and are connected with compressor. Sensor showing presence of fluid is located inside material duct coaxially with it. Distributing device is mounted inside head and is connected with guarding shield and compressor. Control system is made in form of converter, motion control unit and programmer which are connected in series and are also connected to compressor, metering pump and tractive winch which are respectively connected with machine by means of pressure hoses and steel rope. Radiation receiver is connected to converter and sensor showing presence of fluid is connected to programmer. EFFECT: enhanced efficiency. 4 dwg
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