University of Illinois Urbana-Champaign

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Showing 4561–4590 of 8,372 items
Thumbnail for Oil investigations in Illinois in 1916, under direction of Fred H. Kay.
Oil investigations in Illinois in 1916, under direction of Fred H. Kay.
Illinois State Geological Survey; Kay, Fred Hall; Brokaw, Albert Dudley; St. Clair, Stuart; Butts, Charles

Thumbnail for CO₂ storage and enhanced oil recovery : Sugar Creek Oil Field test site, Hopkins County, Kentucky
CO₂ storage and enhanced oil recovery : Sugar Creek Oil Field test site, Hopkins County, Kentucky
Frailey, Scott M.; Parris, Thomas M.; Damico, James R.; Okwen, Roland T.; McKaskle, Ray W.

Thumbnail for Economic and Geologic Papers
Economic and Geologic Papers
Nebel, M.L.; Savage, Thomas Edmund; Culver, Harold E.; Bretz, J Harlen; Currier, Louis W.