TY - CPAPER AU - Stefan Mihai Sefu AU - Bogdan Tudor AU - Liliana Dumitrescu AU - Ionela Baciu TI - RECYCLING AND REUSE OF HYDRAULIC COMPONENTS AND MATERIALS, COMPONENT PRINCIPLES OF THE CIRCULAR ECONOMY T2 - SGEM International Multidisciplinary Scientific GeoConference- EXPO Proceedings; 22nd SGEM International Multidisciplinary Scientific GeoConference Proceedings 2022, Energy and Clean Technologies PY - 2022 SP - 225 EP - 230 DO - 10.5593/sgem2022/4.1/s18.29 PB - STEF92 Technology ER -