... ... with sub-level working

Joy complete longwall systems represent the ultimate solution for high-production longwall mining.

Joy complete longwall systems represent the ultimate solution for high-production longwall mining.

Shortwall or longwall mining techniques are then used to mine the mineral reserve along the starter passage.

Disclosed is a longwall working face, non-pillared mining method, comprising the following steps: 1.

A mining plow (1) for a longwall mining system in an underground mine is disclosed.

With Komatsu's contribution to a broad improvement initiative, Anglo averaged 111 longwall operating hours per week during the mining of a complete longwall block at Moranbah North Mine.

The Cat® EL3000 represents the next generation of Cat longwall shearers.

The Cat EL3000 represents the next generation of Cat longwall shearers.

A method of reducing subsidence or windblast impacts from longwall mining (20).

VibraGuard® is an available condition monitoring system for Cat longwall shearers.

VibraGuard is an available condition monitoring system for Cat longwall shearers.

In 1997, Longwall International (a leading line of longwall equipment) was acquired.

Caterpillar is the world leader in longwall roof support technology.

It is the world’s longest continual wood carving and took him four years to complete.