Method for restoring formation previously leached with an ammoni
Method for restoring molybdenum to base line level in leached fo
Method for rubblizing an oil shale deposit for in situ retorting
Method for selectively extracting magnesium chloride hexahydrate
Method for sensing coal-rock interface
Method for solution mining of complex carbonaceous materials
Method for solution mining of uranium ores
Method for subterranean generation of heat as a source of energy
Method for the mining of coal and coal planer installation
Method for the production of minerals
Method for the recovery of a material
Method for the removal of radioactive waste during in-situ leach
Method for the renovation of an aquifer
Method for the solution mining of a mineral
Method for thermoshaft oil production
Method for working steeply dipping vein ores with vertically dow
Method of an apparatus for gaining access to an underground cham
Method of and a device for carrying out wire bolting
Method of and an arrangement for longwall mining
Method of and apparatus for breaking rock