TY - CPAPER AU - Zsolt Marossy TI - A REVIEW OF HYDRAULIC ASPECTS AND CALCULATION METHODS OF LOCAL HEAD LOSSES FOCUSSING ON GATE VALVES AND CHECK VALVES T2 - SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; 18th International Multidisciplinary Scientific GeoConference SGEM2018, Water Resources. Forest, Marine and Ocean Ecosystems PY - 2018 SP - 11 EP - 18 DO - 10.5593/sgem2018/3.1/s12.002 PB - STEF92 Technology ER -