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Productivity Surveys and Claims
The Concept of Productivity
7 other sections not shown
analysis auxiliary equipment Bessemer Bessemer converter Bessemer process blast furnace blast-furnace department by-product capacity capital equipment cars checkers coal coke-oven gas cost above raw cranes cubic feet definite Department of Plant distributive labor enlarged furnaces factors fluctuations fuel Furnaces Operating hearth area hearth diameter heat of steel hot metal Hourly Wage Rate improvements increased productivity ingot installed iron and steel ladles larger furnaces limestone manhour figures manhour-per-ton figure manhours per ton measure Mesabi Mesabi Range million tons molten pig iron nace net tons number of furnaces number of manhours Open-Hearth Department open-hearth furnaces open-hearth process open-pit mining period phosphorus producer gas productiv raw materials rebuilding result shaft mining slag steel industry steel scrap stock house stoves Table tapping tons per day tons per heat Total Annual Tonnage total labor cost total manhours total tonnage turboblowers units volume