135864 ⎘
Details of, or accessories for, machines for slitting or completely freeing the mineral from the seam not provided for in groups - , or; Guiding the machine along a conveyor for the cut mineral Equipment for pressing the conveyor towards the working face
Longwall optimization control
#2Method for automatically producing a defined face opening in plow operations in coal mining
#3Method for automatically creating a defined face opening in longwall mining operations
#4Plough guide for a chain-pulled plough