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1–50 von 206 Ergebnissen
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    Possibilities to Transport Shield-Type Support with a Trackless Device During Installing of Props in the German Bituminous Coal Mining

    J. Rampelmann | NTIS | 1982
    Schlagwörter: Coal Mines , Bituminous Coal , Black Coal , Coal Mining

    Safety Aspects of Pneumatic Transport

    E. T. Bowers | NTIS | 1985
    Schlagwörter: Coal mines , Coal handling

    Planning Aids for Trackless Vehicles for Underground Applications in Black Coal Mining

    E. P. Doerr | NTIS | 1985
    Schlagwörter: Black Coal , Coal Mines , Coal Mining

    Evaluation of Hydraulic Coal Transport System Concepts for Surface Mines

    J. Roberge / M. Stoukidis / L. Rubin et al. | NTIS | 1981
    Schlagwörter: Coal , Coal Mining

    Injury Experience in Coal Mining, 1969

    F. T. Moyer / M. B. McNair | NTIS | 1973
    Schlagwörter: Coal mining , Coal mines

    Hazard Analysis of Underground Coal Mine Haulage Systems

    H. O. Ankenbruck / S. L. Blackman / H. J. Billmayer et al. | NTIS | 1975
    Schlagwörter: Coal mining , Coal mines

    Fuelcell Coalmine Vehicle Demonstration Project

    NTIS | 2009
    Schlagwörter: Coal mining , Coal miners

    Study of Design and Development of a Coal Injector for Coarse Slurry Transport

    B. Wise / S. Bell / D. Thompson | NTIS | 1985
    Schlagwörter: Coal mining , Coal handling

    Western Coal Transportation: Unit Trains or Slurry Pipelines

    A. Sargent | NTIS | 1976
    Schlagwörter: Coal , Western coal

    Defending the Pittsburgh Waterways Against Catastrophic Disruption

    J. J. Onuska | NTIS | 2012
    Schlagwörter: Coal , Coal transport , Coal shipment , Coal delivery supply chain

    Electric and Hybrid Vehicle Environmental Control Subsystem Study

    K. L. Heitner | NTIS | 1980
    Schlagwörter: Charcoal

    Improvement of Safety in Fighting Mine Fires, by Means of Inertization of Fire Zones

    M. Genthe | NTIS | 1983
    Schlagwörter: Coal Mines , Coal Mining

    Problems of Increasing the Reliability of Automatic Mining Equipment

    V. B. Ginzburg / L. G. Melkumov | NTIS | 1968
    Schlagwörter: Coal

    Navajo-Black Mesa Coal Haul Railroad, Navajo Project, Arizona

    NTIS | 1971
    Schlagwörter: Coal , Coal mining

    Coal-Fired Propulsion System Dynamics. Volume 1. Executive Summary

    T. L. Greenlee / J. L. Pearsons | NTIS | 1982
    Schlagwörter: Coal , Coal fired boilers

    Causes and Prevention of Transportation Accidents in Bituminous Coal Mines

    E. A. Curth | NTIS | 1971
    Schlagwörter: Coal mines , Coal mining

    American Commodity Flow and Rail Traffic

    E. L. Ullman | NTIS | 1955
    Schlagwörter: Coal

    Protective Structures for Low-Coal Shuttle Car Operator

    J. R. Bartels / A. J. Kwitowski / W. D. Mayercheck | NTIS | 1987
    Schlagwörter: Coal mining

    Study of Rope-Haulage Systems

    L. R. Reeder / J. H. Cobbs | NTIS | 1973
    Schlagwörter: Coal mines

    Wood fuel transportation and distribution in Zambia

    S. H. Hibajene | NTIS | 1994
    Schlagwörter: Charcoal

    Accident Analysis by Functional Classification for Bituminous Coal Mines in 4-Foot to 8-Foot Seam Heights

    R. J. Traube / J. E. Hopper | NTIS | 1972
    Schlagwörter: Coal mining , Bituminous coal

    Longwall Shearer Tracking System

    P. D. Poulsen / R. J. Stein / R. E. Pease | NTIS | 1982
    Schlagwörter: Coal

    Automatic Remote Control Coupler for Mine Cars

    D. T. Atkinson / A. A. Aponick / A. J. Lane et al. | NTIS | 1976
    Schlagwörter: Coal mining

    Freight Transportation

    C. E. Shaw / C. H. Banks / W. W. Delaney et al. | NTIS | 1986
    Schlagwörter: Coal

    Transportation of Coal by Hydraulic Container Pipeline (HCP): A Feasibility Study

    H. Liu / M. Assadollahbaik / J. C. Yang | NTIS | 1979
    Schlagwörter: Coal

    Surface Testing and Evaluation of the Multiple-Unit Continuous Haulage System

    J. S. Jaspal / L. A. Erhard / W. D. Mayercheck | NTIS | 1989
    Schlagwörter: Coal mining

    Economic Assessment of Coal Burning Diesel Locomotives: Topical Report

    M. J. Hapeman / S. D. Savkar | NTIS | 1985
    Schlagwörter: Coal , Coal Deposits , Coal Preparation

    Travelling Crabs with Friction Wheel and Gear Drive

    NTIS | 1983
    Schlagwörter: Coal Mining

    Surface Haulage Fatalities: Coal, 1989-1993

    NTIS | 1999
    Schlagwörter: Coal mines