Device for rotary sector watering, in particular for a self-propelled combined cutter loader
PL427342A1
Driving and tension station of a belt conveyor, in particular of that being used in mining operations
PL415382A1
Closed cooling system of the self-propelled mechanical coal miner
PL413645A1
Method for making the belts of hardened filling, preferably to protect the longwall gallery in the underground mining works and the mechanized lining
PL413556A1
Method for making rising heading, using the mining self-propelled coal miner
PL410963A1
Connection assembly of the mining lining shifting system
PL410440A1
Block of hydraulic separators integrated with the connection of the supply and running-off main and the mechanized lining of mining excavations equipped with such a block
PL409666A1
Method of exploitation of coal seams with allowing coal from over the excavation
PL408831A1
Feed system for hydraulic engines in the mining overhead railway diesel tractors
PL408830A1
Method for the execution of hydraulic engines supply system of the hydraulically powered machine drive wheels hydraulic engines
PL397673A1
Method for identifying the location of mining machine in the wall of underground longwall mining
PL397674A1
Method for illuminating the walls of underground longwall mining
PL397676A1
Method and system for detecting collisions, especially of the transport sets of the suspended mining or floor rails
NZ600244A
Method for mounting a ranging arm on a body of a longwall shearer loader
NZ600241A
Drive transmission method in a longwall shearer loader
BR112012011044A2
method of mounting a brushcutter on the body of a large butcher's coal mining machine
