Browse TRAIL Inventories

Laboratory concentration of complex sulfide-oxide ore from Shenandoah-Dives mine, Silverton, Colo.

Ellington manganese deposit, Reynolds County, Mo.

New dry concentrating equipment

Performance of a diesel mine locomotive

Measurement of coking pressure in a small laboratory oven

Investigation of Arkansas bauxite

Investigation of Arkansas bauxite.

Investigation of Arkansas bauxite.

Investigation of Arkansas bauxite.

Investigation of Arkansas bauxite.

Investigation of Arkansas bauxite.

Investigation of Arkansas bauxite.

Investigation of Arkansas bauxite.

Investigation of Arkansas bauxite.

Investigation of Arkansas bauxite.

Investigation of Arkansas bauxite.

Investigation of Arkansas bauxite.

Investigation of Arkansas bauxite.

Investigation of Arkansas bauxite.

Investigation of Arkansas bauxite.

Investigations of explosion hazards of perchloric acid and mixtures of perchloric acid and organic materials

Lead, zinc, silver, copper, bismuth deposits, South Hecla mine, Alta, Salt Lake County, Utah

R©Øesum©Øe of Bureau of Mines research and development work on western coals, 1942-47

Flotation of beryllium ores

Mirror Harbor nickel deposits :Chichagof Island, Alaska

Electrowinning of cobalt from cobaltite concentrates

Antimony deposits in Alaska

Some studies on emergency mine communications

Survey of commercial aviation-gasoline characteristics July 1948 production

Survey of commercial aviation-gasoline characteristics :January 1948 production

Concentration of Lake Valley mines oxide manganese ores from Deming, N. Mex.

Margerum bauxite district, Colbert County, Ala.

Determination of moisture in coal with the Brabender semiautomatic tester

Camp Bird lead-zinc deposits, Ouray County, Colorado

A combination cleaning and dewatering process for treating fine sizes of coal :preliminary report

Heating-value loss of coal on air-drying

Investigation of the Crescent lead and zinc mine, Iowa County, Wis.

Investigation of ore-dressing methods for barite ores from New Mexico, Missouri, and Arkansas

Investigation of Rex zinc mine, Howell County, Mo.

Manufacture of sponge iron in ceramic tunnel kilns

Determination of sulfur dioxide in air by means of the midget impinger

Critical review of chemistry of Oxo synthesis for production of alcohols from olefins, carbon monoxide, and hydrogen :with discussion of reaction mechanism for Oxo and related syntheses

Extraction of alumina from high-iron bauxites :pilot-plant tests employing the lime-soda sinter process

Concentration of miscellaneous oxide manganese ores from Yavapai, Yuma, Maricopa, and Mohave counties, Ariz.

Penn Mine slag dump and mine water, Calaveras County, Calif.

Cranberry magnetite depositsAvery County, N.C., and Carter County, Tenn.

Acid mine water in the anthracite region of Pennsylvania

Methods and costs of sinking a 2-1/2-compartment shaft at the Hope Mine, Clark Fork, Idaho

Diamond drilling blast holes, Bell Mine, the Warner Co., Centre County, Pa.

Mine man-trip and ambulance cars


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