rock mining and tunneling

rock mining and tunneling

  • (PDF) Roadheader applications in mining and tunneling

    Roadheaders offer a unique capability and flexibility for the excavation of soft to medium strength rock formations, therefore, are widely used in underground mining and tunneling operations.

  • 6.1. GENERAL

    Often, mining problems with limited rock coverage and the need of reinforcement usually appear during initial blasting work on tunnels. The following measures are advised when ... rock tunneling. The fact that roadheaders are limited in regard to rock str

  • About Centralia PA and the Mine Fire

    Read about Centralia, Pennsylvania mine fire including the location of the town, its history, and the infamous coal fire that led to the town's demise.

  • Advanced Technology of Tunneling in Hard Rock Mining

    Advanced Technology of Tunneling in Hard Rock Mining - Free download as Powerpoint Presentation (.ppt / .pptx), PDF File (.pdf), Text File (.txt) or view presentation slides online.

  • Alpine Cutter - Official Site

    Alpine specializes in rock & concrete cutting attachments, roadheaders, and soil mixing. 40 years providing solutions for construction, mining, remediation.

  • Antraquip Corporation - Official Site

    Antraquip Corporation is leading global supplier of roadheaders, hydraulic rock cutting attachments, reliable tunnel support systems and auxiliary products.

  • Antraquip – Continuous Innovation in Tunneling, Mining

    Antraquip Corporation is leading global supplier of roadheaders, hydraulic rock cutting attachments, reliable tunnel support systems and auxiliary products.

  • Application of Tunnel Boring Machines in

    ABSTRACT: Because of their demonstrated capabilities in attaining high rates of advance in civil tunnel construction, the hard rock mining industry has always shown a major interest in the use of TBMs for mine

  • Application of Tunnel Boring Machines in Underground

    construction, the hard rock mining industry has always shown a major interest in the use of TBMs for mine ... and blast operation, yet overall tunneling costs could

  • Application of Tunnel Boring Machines in Underground Mine

    ABSTRACT: Because of their demonstrated capabilities in attaining high rates of advance in civil tunnel construction, the hard rock mining industry has always shown a major interest in the use of TBMs for mine

  • AQM 175 Roadheader | Rock Mining and Tunneling

    The Antraquip AQM175 roadheader is a heavy weight class roadheader designed for tunneling and soft to medium hard rock Mining cutting applications.

  • AQM 50 Roadheader | Narrow Tunneling and Mining | Antraquip

    The Antraquip model AQM 50 is a roadheader is the worlds narrowest roadheader, suited for rock tunneling and mining where only a very narrow machine fits.

  • AT - Pipe Umbrella System - DSI Underground Canada

    Anchors, Rock Bolts & Pre-Support The AT - Pipe Umbrella System is a pre-support measure used in weak ground conditions in conventional as well as mechanized Tunneling. Pipe umbrella pipes increase the stability in the working area by transferring loads i

  • BUILDING BIG: Glossary - PBS: Public Broadcasting Service

    Glossary. Abutment - the outermost end supports on a bridge, which carry the load from the deck. Aluminum - a lightweight chemical element (Al); the most abundant metallic element in the Earth's crust

  • Burrell Mining International

    Burrell Mining’s mission is to lead through innovation, to competently support those who extract raw materials from the earth for a living

  • Cal/OSHA Mining and Tunneling Unit

    The Mining and Tunneling (M & T) Unit is Responsible for:. Investigating complaints of hazards and reports of accidents in mines and tunnels, and issuing citations; Conducting pre-job safety conferences and issuing permits prior to any initial underground

  • Can Hydroponic Lettuce Save Coal Country? - Narratively

    Young people tend to talk about “getting out” of McDowell County, West Virginia. But one radical farmer is bringing life back to his struggling hometown.

  • china foundation equipment piling mining tunneling tools

    2/14/2016 · About 27% of these are anchors, 15% are mining machinery parts, and 12% are steel rebars. A wide . China supplier high quality soil nails/anchor bolts . Soil Nailing for Mining Support and slope support,basalt rebar,concrete piles . Manufactur

  • Classified Ads for GoldAndSilverMines.com

    Free Classified Advertising for Miners. Classified advertising on the GoldAndSilverMines.com website is a great place to sell or locate used mining equipment, find qualified help, or look for work in the mining indistry.

  • Coal - Chemistry Encyclopedia - structure, water, uses

    of dead vegetation began to accumulate, becoming tightly packed and compressed, and gave rise to different kinds of coal, each with a different carbon concentration: anthracite, bituminous coal, subbituminous coal, and lignite.

  • Coal Mines of Clinton County, Illinois - Wayne's World

    Clinton County, Illinois History and Genealogy, featuring coal mining and including fatalities

  • Coal | fossil fuel | Britannica.com

    Coal: Coal, solid, usually brown or black, carbon-rich material that most often occurs in stratified sedimentary deposits. It is one of the most important of the primary fossil fuels.

  • Coalwood, West Virginia Web Site

    The Letter by Steve Date (Above) Watch Steve Date's film The Letter.Homer Hickam describes the film this way: "A beautiful story of love and family from my hometown, Coalwood, West Virginia."

  • Corrupt Corporate Executive - TV Tropes

    The Corrupt Corporate Executive trope as used in popular culture. A senior manager, CEO or owner of a major definitely-for-profit corporation who is out to …

  • CT-Bolt™ Combination Rock Bolt - DSI Underground USA

    DSI Underground Mining and Tunneling Products Catalogue 01 st March 2017 10.72 MB Download

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About KAMY

KAMY series of Roadheaders offers the best cutting performance in a wide range of rock formations. Equipped with geometrically optimized transverse or longitudinal cutter heads, these flexible machines can be used to excavate subway tunnels, road tunnels, railway tunnels and water tunnels without using explosives.