TY - CPAPER AU - Dan Nitoi AU - Gheorghe Amza AU - Augustin Semenescu AU - Zoia Apostolescu AU - Ascoc. Oana Chivu TI - CONTRIBUTIONS TO THE INFLUENCE OF ULTRASOUND FIELD ON THE CHANGE OF FUNCTIONAL PROPERTIES OF SOME MATERIALS PROPERTIES IN THE CASE OF REWORKING PRODUCTS BY METAL SPRAYING IN ULTRASONIC FIELD T2 - SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; 17th International Multidisciplinary Scientific GeoConference SGEM2017, Energy and Clean Technologies PY - 2017 SP - 75 EP - 84 DO - 10.5593/sgem2017/41/s18.010 PB - STEF92 Technology ER -