Foster Fraas / Oliver C. Ralston

UOM:39015078518571

Ore-dressing

Oliver C. Ralston

UOM:39015078496604

Flotation

Foster Fraas / Oliver C. Ralston

UOM:39015078488262

Electrostatic separators

Foster Fraas / Oliver C. Ralston

UOM:39015078517847

Electrostatic separators

George S. Tilley / Russell Ward Millar / Oliver Caldwell Ralston

UIUC:30112070671125

Aluminum

Oliver C. Ralston

UOM:39015078496604

Flotation

Oliver Caldwell Ralston

UOM:39015077568239

Aluminum chloride

Oliver Caldwell Ralston

UOM:39015078492462

Nonmetallic minerals

Oliver Caldwell Ralston / A. George Stern

UOM:39015077569427

Nonmetallic minerals

Foster Fraas / Oliver C. Ralston

UOM:39015078488262

Electrostatic separators

Clyde Elmer Williams / George S. Tilley / George Samuel Rice / Oliver Bowles / Edward P. Barrett / James Washington Paul / Russell Ward Millar / W. M. Myers / Bernard Marvin Larsen / Harold Putnam Greenwald

OSU:32435026701417

Aluminum

Oliver Caldwell Ralston

UOM:39015078492520

Nonmetallic minerals

Foster Fraas / Oliver C. Ralston

UOM:39015078496794

Mica

Foster Fraas / Oliver C. Ralston

UOM:39015078518571

Ore-dressing

Foster Fraas / Oliver C. Ralston

UOM:39015078517847

Electrostatic separators

Oliver Caldwell Ralston / John C. Conley

UOM:39015078491753

Nonmetallic minerals

Clifford Pinkney Bowie / Dorsey Alfred Lyon / Joseph Wesley Thompson / Thomas Varley / Clarence A. Wright / Oliver Caldwell Ralston / Edgar Kirke Soper

UIUC:30112041377844

Mines and mineral resources

Oliver Caldwell Ralston / Robert Dickson Pike / Lionel Herman Duschak

UIUC:30112104059891

Magnesia

Oliver Caldwell Ralston / A. George Stern

UOM:39015077570631

Fluorescent minerals

Dorsey Alfred Lyon / Oliver Caldwell Ralston

UOM:39015021258218

Lead

Clarence A. Wright / Clarence Grover Smith / Clifford Pinkney Bowie / Dorsey Alfred Lyon / Herbert Haas / Joseph Wesley Thompson / Oliver Bowles / Samuel Benedict Christy / Sumner Stewart Smith / William P. Dykema / Oliver Caldwell Ralston

OSU:32435026701623

Cement

Oliver Caldwell Ralston / A. George Stern

UOM:39015078495473

Nonmetallic minerals

Foster Fraas / Oliver Caldwell Ralston

UOM:39015078468686

Dielectrics

Foster Fraas / Oliver Caldwell Ralston

UOM:39015078517813

Coal mines and mining

George S. Tilley / Oliver Caldwell Ralston

UOM:39015078542688

Copper

Dorsey Alfred Lyon / Herbert Haas / Oliver Bowles / Oliver Caldwell Ralston

UIUC:30112048356742

Cement

Oliver Caldwell Ralston

UOM:39015077569906

Nonmetallic minerals

Oliver Caldwell Ralston

UIUC:30112106723338

Copper

D. G. Kesterke / Douglas A. Elkins / Edward Cogan / Ernst K. Kleespies / Francis R. McDonald / George E. Fish (Jr.) / Joseph A. Sutton / Joseph J. Demeter / Kenneth H. Johnston / Lawrence C. George / Milton M. Tilman / Murphy E. Hawkins / Oliver Q. Leone / Paul Watson Johnson / R. F. Abernethy / Sarkis G. Ampian / Theodora Estelle Gardner / Thomas C. Atchison / A. R. Taylor / Delbert C. Fleck / E. C. Tarpley / Frank A. Peters / Glenn L. Cook / J. W. Jensen / Joe L. Castagno / John D. Corrick / Joseph M. Pugliese / Thomas A. Henrie / Vernon F. Swanson / William D. Dietzman / William P. Haynes / A. J. Youngblood / C. A. Pearson / R. A. Drogowski / Ralph C. Kirby

OSU:32435067600726

Aluminum ores

William Waugh Adams / Byron Matthew Bird / Albert John Kraemer / Arno Carl Fieldner / B. Marvel O'Harra / Byron Oscar Pickard / Carl A. Taylor / Clyde Elmer Williams / Daniel Harrington / Earl Renwick McMillan / Edmund Spriggs Leaver / F. C. Gregory / F. C. Houghten / George William Jones / Harold Carl Miller / Horace Wadsworth Gillett / J. E. Crawshaw / J. J. Jakosky / Lee Clyde Ilsley / Martin J. Gavin / Mayo Dyer Hersey / N. F. Le Jeune / Nicholas Arthur Clarke Smith / O. P. Hood / Oliver Bowles / Ronald Van Auken Mills / Royd Ray Sayers / S. H. Brooks / Spencer Pritchard Howell / Thomas Thornton Read / United States. Bureau of Mines / W. W. Odell / William John McConnell / William Marsh Myers / Charles Edward Munroe / Constantin Promos Yagloglou / D. D. Stark / E. W. Butzler / Edward Lawrence Mack / Edward Phillip Barrett / H. B. Brunot / H. E. Messmore / H. M. Smith / I. H. Nelson / Lewis C. Karrick / Max Wilhelm Von Bernewitz / R. V. Thurston / Sidney Hershberg Katz / Thomas Leonard Joseph / William Parks Yant / Bernard Marvin Larsen / Dewey A. Reynolds / E. P. Buxton / L. P. Calkins / Percy Hoke Royster

OSU:32435067622571

Air flow