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Kohle
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keywords:(Kohle)
Ze studjow rad petrograficzna budowa kamiennego
Wplyw wzrostu cen paliwa na zmniejszenie predkoscizbiornikowcow
World's longest single flight belt conveyor
When Trucks Stop Running, America Stops
Western Coal Transportation: Unit Trains or Slurry Pipelines
Vollautomatische Streckenfoerderanlage fuer ein Steinkohlenbergwerk in Oberschlesien
Use of pulverized coal as steamship fuel
Untersuchung zur Ermittlung der Schaufelradantriebsleistung bei Kohle- und Erzlagern. Teil II
Unit train loading systems - reclaimer selection and wagon weighing
Underground transportation in coal mines
Underground photography as aid to accident prevention
Underground haulage with locomotives and mine cars
Underground haulage with locomotives and mine cars
Underground haulage by locomotives
Ueber die Vergasungskinetik von Koks mit Kohlenoxid-Kohlendioxid-Gemischen
Trolley wire locomotive haulage
Trolley wire locomotive haulage
Transportkette Densecoal Herstellung, Transport, Verbrennung
Transportation problem solved with belt conveyors
Transportation of coal slurries in pipelines
Transportation of Coal by Hydraulic Container Pipeline (HCP): A Feasibility Study
Track-mounted surge cars speed entry development
Track brakes for man-riding vehicles
Track brakes for man-riding vehicles
Tonnage raised by adoption of shuttle-car gathering