| United States. Department of the Interior - 1849 - 1198 halaman
...•ources of supply and substitutes for such ores and mineral products as aro particularly needed, and conserving resources through the prevention of...quarrying, metallurgical, and other mineral Industries. This appropriation permitted organization on a far larger scale, although much work on war minerals... | |
| Geologiska föreningen (Sweden) - 1916 - 748 halaman
...investigatious concerning mining, aud the prcparation, treatmenl, and utilization of mineral substam-cs with a view to improving health conditions and increasing safety, efficiency, economic development, and cunserving rcsources through the prevention of waste in the mining, quarrying. metallurgical, and other... | |
| United States - 1917 - 706 halaman
...investigations concerning the mining, preparation, treatment, and utilization of ores etc. and other mineral substances, with a view to improving health...efficiency, economic development, and conserving resources througn the prevention of waste in the mining, quarrying, metallurgical, and other mineral industries;... | |
| 1918 - 892 halaman
...publications contain the results of scientific aud technologic investigations concerning mining, in the preparation, treatment, and utilization of mineral...quarrying, metallurgical, and other mineral industries ; investigations of explosives and peat; and on behalf of the Government the investigation of mineral... | |
| 1912 - 896 halaman
...with a view to improving health conditions, increasing safety, efficiency, economic development, and the prevention of waste in the mining, quarrying, metallurgical, and other mineral industries, and as will facilitate the proper and efficient deve opment of the resources of the public domain."... | |
| United States. Department of the Interior - 1914 - 1082 halaman
...of Mines * * * to conduct inquiries and scientific and technologic investigations concerning * * * the preparation, treatment, and utilization of mineral...improving health conditions and increasing safety * * * in the * * * metallurgical and other mineral industries." The fatality rate in metal mining is... | |
| United States. Department of the Interior - 1914 - 986 halaman
...of Mines * * * to conduct inquiries and scientific and technologic investigations concerning * * * the preparation, treatment, and utilization of mineral...improving health conditions and increasing safety * * * in the * * * metallurgical and other mineral industries." The fatality rate in metal mining is... | |
| United States - 1914 - 1302 halaman
...the improvement of conditions, methods, and equipment, with special reference to health, safety, and h ; (306) the use of explosives and electricity, safety methods and appliances, and rescue and first-aid... | |
| United States - 1914 - 962 halaman
...the improvement of conditions, methods, and equipment, with special reference to health, safety, and prevention of waste in the mining, quarrying, metallurgical, and other mineral industries; the use of explosives and electricity, safety methods and appliances, and rescue and firstaid work... | |
| United States. Department of the Interior - 1915 - 1040 halaman
...prescribes — That It shall be the province and duty of the Bureau of Mines, * * * to conduct Inquiries and scientific and technologic investigations concerning...metallurgical, and other mineral Industries; to inquire Into tlie econotuic conditions affecting these Industries; * • * to Investigate the mineral fuels and... | |
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