University of Illinois Urbana-Champaign

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Showing 1171–1200 of 4,158 items
Thumbnail for Drying and preheating coals before coking. Part 2
Drying and preheating coals before coking. Part 2
Jackman, Harold Wesley; Helfinstine, Roy John

Thumbnail for Political Science
Political Science
Brock, Clifton

Thumbnail for Heat drying coals at moderate temperatures before coking
Heat drying coals at moderate temperatures before coking
Jackman, Harold Wesley; Helfinstine, Roy John