University of Illinois Urbana-Champaign

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Showing 1–30 of 10,641 items
Thumbnail for Experiments with various types of gasoline engines
Experiments with various types of gasoline engines
Betts, David Roy; Bond, John Myron

Thumbnail for Hunting of synchronous machines
Hunting of synchronous machines
Stokes, John William; Vaniman, Roy L.

Thumbnail for Sulfur reduction of Illinois coals: washability tests
Sulfur reduction of Illinois coals: washability tests
Helfinstine, Roy John; Simon, Jack A.; Shimp, Neil F.; Hopkins, M.E.

Thumbnail for Abundance and recovery of sphalerite and fine coal from mine waste in Illinois
Abundance and recovery of sphalerite and fine coal from mine waste in Illinois
Cobb, James C.; Masters, John M.; Treworgy, Colin G.; Helfinstine, Roy John

Thumbnail for Preheating coal blends as a means of increasing coke strength
Preheating coal blends as a means of increasing coke strength
Jackman, Harold Wesley; Helfinstine, Roy John

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

Thumbnail for Coke crushing characteristics
Coke crushing characteristics
Jackman, Harold Wesley; Helfinstine, Roy John

Thumbnail for Characteristics and prospects of the market for commercial hog feed in Illinois
Characteristics and prospects of the market for commercial hog feed in Illinois
Bursch, William G.; Van Arsdall, Roy Neuman; Scott, John Thackery

Thumbnail for DEVELOPMENT OF HIS MUSICAL STYLE
DEVELOPMENT OF HIS MUSICAL STYLE
Sitze, Brandt • 2024

Thumbnail for A survey of the coking properties of Illinois coals
A survey of the coking properties of Illinois coals
Jackman, Harold Wesley; Helfinstine, Roy John

Thumbnail for Use of Illinois coal fines in production of metallurgical coke
Use of Illinois coal fines in production of metallurgical coke
Jackman, Harold Wesley; Helfinstine, Roy John

Thumbnail for Roofing Materials
Roofing Materials
Brotherson, Donald E.

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 Drying and preheating coals before coking. Part 1
Drying and preheating coals before coking. Part 1
Jackman, Harold Wesley; Helfinstine, Roy John

Thumbnail for Roofing Materials
Roofing Materials
Brotherson, Donald E.

Thumbnail for Geochemical interactions of two deep-well injected wastes with geological formations: long-term laboratory studies
Geochemical interactions of two deep-well injected wastes with geological formations: long-term laboratory studies
Roy, William R.; Seyler, Beverly; Steele, John D.; Moore, Duane M.; Krapac, Ivan G.

Thumbnail for Roofing Materials
Roofing Materials
Brotherson, Donald E.

Thumbnail for Sulfur varieties in Illinois coals : float-sink tests
Sulfur varieties in Illinois coals : float-sink tests
Helfinstine, Roy John; Shimp, N.F.; Simon, J.A.

Thumbnail for Termite Control
Termite Control
Percival, Donald H.

Thumbnail for Chemical and toxicological properties of coal fly ash
Chemical and toxicological properties of coal fly ash
Suloway, John J.; Roy, William R.; Skelly, Thomas M.; Dickerson, Donald R.; Schuller, Rudolph M.; Griffin, Robert A.

Thumbnail for Coke from medium-volatile and Illinois coals
Coke from medium-volatile and Illinois coals
Jackman, Harold Wesley; Eissler, Robert Louis; Helfinstine, Roy John

Thumbnail for Pelletizing Illinois fluorspar
Pelletizing Illinois fluorspar
Jackman, Harold Wesley; Helfinstine, Roy John; Thomas, Josephus, Jr.