Thong tin khoa hqc cong ngh~ mo 7(jt qua tip d1!nothu nohiQm eONGNGH~COGlal HoADONGBOKHAITHAeLQeHOH~TRANTHANNOe , """ SI1DUNGDANCHONGVINAALTATAl CONGTVTHANVANGDANH For meeting the demands in increasin[.]
Thong tin khoa hqc cong ngh~ mo 7(jt qua tip d1!no thu nohiQm eONGNGH~ HoADONGBOKHAI THAeLQeHOH~TRAN THANNOe ,COGlal""" SI1DUNGDANCHONG VINAALTA TAl CONGTVTHANVANGDANH For meeting the demands in increasing underground coal mining output at Vangdanh Coal Company in coming years, the mining technology innovation from handwork to mechanization is an essential task The paper refers to some results from the pilot application of synchronous mechanization technology with longwall top-coal caving method and the utilization of self-moving shield VINAALTA manufactured in Vietnam at Vangdanh Coal Company Gong ty than Vang Danh la me)ttrong nhling Gong ty khai thac than ham 10Ian cua T~p doan Gong nghi~p Than - Khoang san Vi~tNam, vai san IV