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TitleDateType
1 Investigation of coal burning equipment designed to burn Utah coal without the emission of smoke1932-05Text
2 Low temperature carbonization of coal: a solution to the smoke nuisance problem and a method of more fully utilizing the coal resources of the Rocky Mountain Region1935-05Text
3 Engineering factors relating to the production of smokeless fuel, oil and gas from Rocky Mountain coals, by low temperature carbonization1905-04-17Text
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