Browse TRAIL Inventories

Tests of a barrier using rock dust in paper bags

Earth vibrations caused by mine blasting :progress report 2

Ball-mill grindability indexes of some American coals

Federal placer-mining laws and regulations,

Coal-mine explosives :their characteristics, selection and safe use

Petroleum refineries, including cracking plants, in the United States, January 1, 1938

Natural-gasoline plants in the United States January 1, 1938

Hazards of methane from well water in some sections of Illinois

Gold mining and milling in Idaho County, Idaho

Some instruments and devices that coal-mine officials should understand and use

Forwarding health and safety in coal mining by use of watering methods

Ichthyol :its source and properties

Some observations on coal-mine fans and coal-mine ventilation

Lighting practices in coal mines of the United States

Review of literature on conditioning air for advancement of health and safety in mines

Reconnaissance of placer mining in Boise County, Idaho

A technique for use of the impinger method

Gold mining in New Mexico

Reconnaissance of mining districts in Humboldt county, Nevada

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

Gold mining and milling in northeastern Oregon

Thousands killed by coal-mine explosions in the United States

Dewatering and drying of coal

Verde antique

List of permissible mine equipment approved during 1937

Fatalities in Illinois coal mine, 1934-36

Accident experience of Louisiana salt mines

Mine Safety Board decision 28 :safety catches and arresting devices for cages, skips, and cars in mine shafts and slopes

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

Mining and milling methods and costs at the Summitville Consolidated Mines, Inc., Summitville, Colo.

Marketing clay

The Bureau of Mines and mineral utilization

Gold mining and milling in the Wickenburg area, Maricopa and Yavapai Counties, Ariz.

Smoke abatement :selections from papers by O. P. Hood

State regulations pertaining to the use of internal-combustion engines in coal and metal mines and in tunnels

Reducing cost of workmen's compensation in the mining industry

Preparation of thin sections of coal

Mine Safety Board decision 29 :doors for controlling ventilation in coal mines

Bureau of Mines haldane gas-analysis apparatus

Power-shovel and dragline placer mining

Multiple-shift mechanical mining in some bituminous coal mines.

Methods for protection against silicosis and when they are justified

Technique for routine use of the konimeter

Cost of mining 55 tons of copper-nickel ore at the Great Eastern prospect, Bunkerville, Clark County, Nev.

Mining and milling methods and costs of the Golden Anchor Mining Co., Burgdorf, Idaho

The treatment and sale of black sands

Some of the results of recent research on the control or prevention of silicosis

Annual report of research and technologic work on coal, fiscal year 1937

Mining methods and costs at the Judge Mine, Park City, Utah

Reconnaissance of mining districts in Eureka County, Nevada


Published Year

Subject

Author

‹‹ previous 1 2 ... 23 24 25 26 27 28 29 30 next ››