Browse TRAIL Inventories

Investigation of coal deposits in south central Alaska and the Kenai Peninsula

Further investigations of the Redford-Clayburg magnetite district, Clinton County, N.Y. :supplement to Report of investigations 4003

Concentration of oxide manganese ores from Columbia and Elberta mining districts, Tooele and Juab counties, Utah :(Wildcat, Sharp, and Aeronaut no. 1 properties)

Pilot-plant concentration of Arkansas aluminum ores

Chloride volatilization and other tests on a gold-copper ore

Preliminary tests of gold and zinc ores from Buzzard mine, Placerville, Calif.

Investigation of the iron-bearing formation of Iron County, Mich., utilizing geophysical and other methods

Coproducts of coke in the United States, 1919-1947

Laboratories that make fire assays, analyses, and tests on ores, minerals, metals and other inorganic substances

Accident experience iron-ore mines, Lake Superior district, 1940-47

Activities of the Health and Safety Division, Bureau of Mines United States Department of the Interior during the war years, 1941-45

Slope sinking through water-bearing strata at mine 3, Bell & Zoller Coal & Mining Co., Williamson County, Ill.

Investigation of Valzinco lead-zinc mine, Spotsylvania County, Va.

Investigation of the Tennessee Zinc Co. property, Bumpus Cove, Unicoi County, Tenn.

Investigation of Broughton and Ring magnetite deposits, Essex County, N.Y.

Gaseous reduction methods for the production of sponge iron

Laboratory studies of the gravitational drainage of oil from unconsolidated sands

Effect of operating variables upon the Fischer-Tropsch synthesis

Concentration of oxide manganese ores from northeastern Utah, Daggett Chief and Gray Hawk properties

Thermochemical study of the stability relation of geikielite and ilmenite in rocks

Investigation of Black Mountain beryl deposit Oxford County, Maine

Investigation of Muir Inlet or Nunatak molybdenum deposits, Glacier Bay, southeastern Alaska

Investigation of Big mica mine Cheshire County, N.H.

Application of ion exchange resins in the cyanidation of a gold and silver ore

Investigation of the Nigger Jim lead diggings, Lafayette County, Wis.

Investigation of Potato Mountain tin placer deposits Seward Peninsula, northwestern Alaska

Investigation of Eve Mills zinc deposit, Monroe County, Tenn.

Thermochemical study of the olivines and orthopyroxenes

Investigation of Claim Point chromite deposits Kenai Peninsula, Alaska

Chemical analysis of clay

Investigation of Parker and Webb zinc deposits, St. Lawrence County, N.Y.

Investigations of the Kobuk River asbestos deposits Kobuk District, northwestern Alaska

Investigation of Blister mica mine, Cheshire County, N.H.

Tests on the ignition of natural gas-air mixtures by permissible explosives in the experimental coal mine

Chemical and thermomagnetic studies on iron catalysts for synthesis of hydrocarbons

Carbonizing properties of thick Freeport and Pittsburgh coals from Pennsylvania, Elkhorn coal from Kentucky, and America and Mary Lee coals from Alabama

Semi-pilot-plant tests on treatment of manganese-silver ores by the dithionate process

Analyses of Iowa coals.

Carbonizing properities of Lower Banner coal from no. 56 mine, Dante, Russell County, Va.

Investigation of the Abbott quicksilver mine, Lake County, Calif.

Carbonizing properties of no. 5 block-bed coal from no. 5 mine, Montcoal, Raleigh County, W. Va.,and of Pocahontas no. 6-bed coal from Birdseye mine, Sewell, Fayette County, W. Va.

Carbonizing properties of Beckley-bed coal from Stanaford no. 1 mine, Mount Hope, Raleigh County, W. Va.

Asphalts from Rocky Mountain Crude Oils :laboratory preparation and comparison

Report of research and technologic work on explosives, explosions, and flames :fiscal years 1947 and 1948

Missouri Valley Manganese Deposits, South Dakota.

Hazards of black blasting powder in underground coal mining

Major disasters at metal and nonmetal mines and quarries in the United States (excluding coal mines)

Mining practices at the Harrington-Hickory mine Beaver County, Utah

Safe electrical practices in two Arizona open-pit mines

Safety practices at United Verde Mine, Phelps Dodge Corp., Jerome, Ariz.


Published Year

Subject

Author

‹‹ previous 1 2 ... 30 31 32 33 34 35 next ››