Trenchless technology planning, equipment, and methods Autor Najafi, Mohammad

Horizontal auger boring projects

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Ice drilling technology 2000 proceedings of the Fifth International Workshop on Ice Drilling Technology, 30 October-1 November, 2000, Nagaoka University of Technology, Nagaoka

Principles of rock drilling Autor Rao Karanam, U. M.

High technology in drilling and exploration C.P. Chugh Autor Chugh, C.P

Principles of rock fragmentation Autor Clark, George Bromley 1912-

A device for measuring drill rod and drill hole orientations Autor Matheson, G. D.

Exploratory drilling Autor Vozdvizhenskiĭ, Boris I.

Novel drilling techniques Autor Maurer, William C.

Mineral formation and structure in the electrochemical induration of weak rocks Autor Titkov, Nikilai Iosafovich