Drilling rig - Wikipedia

A drilling rig is a machine that creates holes in the earth subsurface. Drilling rigs can be massive structures housing equipment used to drill water wells, oil wells, or natural gas extraction wells, or they can be small ...

underground mining and drilling machine - Cutting Head

Cat to end track drill production, intends to sell room and pillar ... 19 Aug 2016 ... Cat to end track drill production, intends to sell room and pillar underground mining machine business ... within the company in the last ...

Drilling Machines - Encyclopedia of Life Support Systems

UNESCO – EOLSS SAMPLE CHAPTERS CIVIL ENGINEERING – Vol. II - Drilling Machines - H.Watanabe ©Encyclopedia of Life Support Systems (EOLSS) Figure 3: Typical drilling applications a) underground mining and tunneling, b ...

underground rock drilling machine - AKJM

underground rock drilling machine. We are the manufacturer of coal mining machine,roadheader,coal loader,tunnel mucking loader,backfilling machine,concerte pumping machine and so on. underground rock drilling machine ...

Boxhole Boring Machine (BBM) - Herrenknecht AG

Herrenknecht offers a complete portfolio of innovative equipment for the construction of underground infrastructure in ... Boxhole Boring Machine ... A crawler transports the machine quickly from one drilling location to the ...