Method for mining of rock or ore according to the block caving p

Method for opening mineral deposit and subsequent mining thereof

Method for optimal placement and orientation of wells for soluti

Method for particle stabilization by use of cationic polymers

Method for peat mining

Method for preconditioning oil shale preliminary to explosive ex

Method for preparing an oil shale deposit for in situ retorting

Method for producing chambered blast holes

Method for production of gas from a coal seam using...

Method for reclaiming highwalls at mining sites with partially m

Method for recovering high viscosity oils

Method for recovering subsurface earth substances

Method for reducing compressed air losses when driving undergrou

Method for reducing porosity of rubblized oil shale

Method for remote control of a coal shearer

Method for removing ammonium ions from a subterranean formation

Method for removing hard rock and concrete by the combination us

Method for replacing cutters of tunnel-excavating machine,...

Method for restoring a leached formation

Method for restoring contaminants to base levels in previously l