Packaging arrangements for rock stabilizer sets

Panneau modulaire pour erection de murs

Parallel girder, in particular, for mine and tunnel supports

Pass-through lining and support structure and method for...

Pervious tunnel liner member

Pharmaceutical compositions containing organosilicon compounds

Pit prop with integrated pressure-relief valve and nailed pipes

Pivotable roof bolter for mining machine

Pivotal roof bolter and extendable rotatable protective...

Plant for digging and shoring up the walls of tunnels during...

Plate for use in support of a mine roof

Plug member

Point anchor coated mine roof bolt

Powder-actuated mechanical lock concrete anchor

Prefabricated mine overcast arch and the like

Prefabricated support and covering structure, particularly...

Preload headboard for an elongate prop

Preparation of magnetic particles by reacting iron, cobalt,...

Preparation of magnetic particles by reacting iron, cobalt,...

Prestressed elastic arched mine roof support