Kovscek, P.D.
Evaluation of water jet assisted drilling with handheld drills Kovscek, P.D. - Washington Bureau of mines 1988
MAQUINAS DE CHORRO DE AGUA
TECNOLOGIA MINERA
622.232.5
Evaluation of water jet assisted drilling with handheld drills Kovscek, P.D. - Washington Bureau of mines 1988
MAQUINAS DE CHORRO DE AGUA
TECNOLOGIA MINERA
622.232.5