Method and apparatus for a plasma-hydraulic continuous...
Method and apparatus for blasting hard rock
Method and apparatus for disintegrating a material
Method and apparatus for driving a single transversely elongated
Method and apparatus for electrohydraulic fracturing of rock and
Method and apparatus for fracturing rock beds
Method and apparatus for plasma blasting
Method and apparatus for removing ceramic tile
Method of removing tar sands from subterranean formations
Methods of using a laser to spall and drill holes in rocks