Browse TRAIL Inventories

Concentration of chromite

Concentration tests on tailings from the washing plants on the Mesabi Range, Minnesota

Caesium, rubidium, and lithium

List of manufacturers of permissible equipment and explosion-proof accessories, as of January 1, 1930

Automatic derailing switch at Roslyn no. 3 mine, Northwestern Improvement Company, Roslyn, Wash.

Comparative advantages of applying several geophysical methods of prospecting to the same territory

Mining methods and costs, American Zinc Co. of Tennessee, Mascot, Tenn.

Mining practice at Harmony Mines Co., Baker, Idaho

Effect of sized ore on blast-furnace operation

Natural-gasoline plants in the United States :January 1, 1930

Petroleum refineries in the United States, January 1, 1930

Engineering Study of the Seminole Area, Seminole and Pottawatomie Counties, Oklahoma

Methods and Costs of Stripping and Mining at the United Verde Open-Pit Mine, Jerome, Arizona

Coal-Mine Fatalities in the United States, 1928

Metal-Mine Accidents in the United States During the Calendar Year 1928

Quarry Accidents in the United States During the Calendar Year 1928

Petroleum Refinery Statistics: 1928

The National Safety Competition of 1929

Accelerated Laboratory Test for Determination of Slacking Characteristics of Coal

Deposits of titanium-bearing ores :by E.P. Youngman.

Cobalt

Bromine and iodine

Titanium

Men and mines

Barite and barium products.

Privately owned mine rescue stations

Mining practices, methods, and costs at Mine No. 4 of the Marquette Range, Michigan

Mining methods at the Old Dominion Mine, Globe, Ariz.

Mining practice and methods at the United Verde Extension Mining Company, Jerome, Ariz.

Sillimanite, kyanite, andalusite, and dumortierite

Milling methods and costs at the concentrator of the Cananea Consolidated Copper Co., Cananea, Sonora, Mexico

Mining methods at the Campbell Mine of the Calumet & Arizona Mining Co., Warren, Ariz. :including cut-and-fill and semishrinkage

Milling methods and costs of the concentrator of the Magma Copper Co., Superior, Arizona

Safety at the Morenci Branch of the Phelps Dodge Corporation, Morenci, Ariz.

Milling methods and costs at the Nacozari concentrator of the Phelps Dodge Corporation, Nacozari, Sonora, Mexico

Agglomeration and Leaching of Slimes and Other Finely Divided Ores

Permissible Methane Detectors

Commercial Possibilities of the Texas-New Mexico Potash Deposits

Greensand Bibliography to 1930 (Annotated): with a Chapter on Zeolite Water Softeners

Potash Bibliography to 1928 (Annotated): Review and Compilation of Technical Literature on Potash Salts (including the Alunites) and Their Foreign Occurrences

Gas-Lift Method of Flowing Oil Wells: (California Practice)

Innovations in Copper Leaching Employing Ferric Sulphate-Sulphuric Acid

Effect of Vacuum on Oil Wells

Refining of Light Petroleum Distillates

Reducing accidents from falls of roof in coal mines

Activity of the Holmes Safety Association in reducing accidents in Alabama

Railroad fuel-oil consumption in 1928

Teaching safety through the approval plate

List of permissible mining equipment

Mining laws of France


Published Year

Subject

Author

‹‹ previous 1 2 ... 25 26 27 28 29 30 31 ... 225 226 next ››