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pro vyhledávání: '"Esther Neye"'
Publikováno v:
Geomechanics and Tunnelling. 6:559-568
In 2011 Herrenknecht designed a shaft sinking machine suitable for applications in frozen ground or soft to medium hard rock up to 120 Mpa, with variable shaft diameters as well as geometries. The target was to develop a machine that will provide saf
Publikováno v:
Mining Report. 149:250-255
In 2011 Herrenknecht designed a shaft sinking machine suitable for applications in frozen ground or soft to medium hard rock up to 120 Mpa, with variable shaft diameters as well as geometries. The target was to develop a machine that will provide saf