Technical advances in the mechanization and automation of face work in thin (less than 1.2 m), gently sloping (0.35) seams; choice of methods of working such seams according to geological, technical and economic conditions : consolidated report / transmitted by the Government of Ukrainian Soviet Socialist Republic.
1982
تفصيلات التسجيلة (السجل)
رمز / رقم الاستدعاء[E/]ECE/COAL/67
العنوانTechnical advances in the mechanization and automation of face work in thin (less than 1.2 m), gently sloping (0.35) seams; choice of methods of working such seams according to geological, technical and economic conditions : consolidated report / transmitted by the Government of Ukrainian Soviet Socialist Republic.
المؤلفونUkrainian SSR
تاريخGeneva : UN, 18 Oct. 1982.
الوصف
1 p.