• In-seam drilling technologies for underground coal mines

    There are- several in-seam coal research projects currently under investigation by the Cooperative Research Centre for. Mining Technology and Equipment (CMTE). The overall aim of the projects is to produce new technologies to enhance. safety and the efficiency of in-seam gas drainage drilling.

  • Underground drill rig for coal bed methane drainage - YouTube

    Jun 20, 2016· As a new technology in engineering field, underground directional drilling technology of coal mine has been widely used in borehole drilling in gas drainage, water hazard control, geological ...

  • Drilling advances in underground coal - AusIMM Bulletin

    There are 6,331 coal mining drilling rigs suppliers, mainly located in Asia. The top supplying countries are China (Mainland), India, and Australia, which supply 99%, 1%, and 1% of coal mining drilling rigs respectively. Coal mining drilling rigs products are most popular in …

  • Drilling Methods Used in Coal Mines | Geology for Investors

    Jul 31, 2013· Coring (diamond drilling) is another way of collecting information about a potential coal resource. The drill rig is equipped with a hollow tube, and as the drill pushes the rods into the ground, a cylindrical piece of the rock is pushed into the hollow tube. These samples are usually the length of a drill rod, which is 6 meters.

  • Drill rigs | For Mining & Construction | Epiroc

    Drill rigs. Whether you need a pilot hole in a marble quarry, a core sampling hole, a blasthole for construction or mining. We have the drill rig that will suit your needs. Contact us. Whether you need a pilot hole in a marble quarry, a core sampling hole, a blasthole for construction or mining. We have the drill rig that will suit your needs.

  • List of drillers, drilling equipment suppliers and ...

    List of drillers, drilling equipment suppliers and exploration organizations. Velseis Pty. Ltd. – seismic services. Valley Longwall Drilling – drillers & drill suppliers. Lucas Group - Drillers. Environmental Systems & Services – Meteorology, Seismology, Geotechnical, Geosystems, Monitoring. Boart Longyear – drillers & drill suppliers

  • Drilling & Mining Equipment for Sale | Ritchie Bros ...

    Find the mining and drilling equipment for almost any mining phase at Ritchie Bros. unreserved auctions, from surface mining to underground mining. Find the directional drills, excavators, mining shovels, rock trucks and other equipment needed to prepare mine sites, build infrastructure and extract precious metals, minerals and aggregate.

  • Coal Mine Core Drilling Rig, Coal Mine Core Drilling Rig ...

    A wide variety of coal mine core drilling rig options are available to you, such as core drilling rig, rotary drilling rig. You can also choose from ore, water well, and coal. As well as from diesel, electric, and gasoline. And whether coal mine core drilling rig is stainless steel, chromium, or carbide.

  • Core Drill Rig for Sale|Core Drilling Machine for Sale ...

    Geological exploration is the very important use of core drill rig, which includes the exploration of coal fields, petroleum, metallurgy,mineral and nuclear industries. Here in our factory, you can find the drilling rigs with the drilling depth from tens of meters to thousands of meters. 3.Sample subsurface mineral deposits. People sometimes call the rig with this function sampling drill rig.