TY  - CPAPER
AU  - Dawid Szurgacz
TI  - DYNAMIC RESISTANCE TEST FOR SAFETY VALVE IN ELECTRO-HYDRAULIC CONTROL SYSTEM FOR POWERED ROOF SUPPORTS
T2  - SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; 18th International Multidisciplinary Scientific GeoConference SGEM2018, Science and Technologies in Geology, Exploration and Mining
PY  - 2018
SP  - 343
EP  - 350
DO  - 10.5593/sgem2018/1.3/s03.044
PB  - STEF92 Technology
ER  -