Advances in underground mining technology in the Federal Republic of Germany
CIM Bulletin, Vol. 77, No. 861, 1984
FRIEDRICH BENTHAUS, Steinkohlenbergbauverein/Bergbau-Forschung, Essen, Germany
Advances in underground mining technology in the Federal Republic of Germany
Keywords:
Underground mining, Coal, Shaft sinking, Drilling, Roadway drivage, Blasting, Coal winning, Coal preparation, Federal Republic of Germany
