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A problem in mining is that the average age of miners is increasing (43.3 years in the US in 2013), and vision deteriorates with ages. [70] LED technology is physically robust compared to a filament light bulb, and has a longer life: 50,000 hours compared to 1,000 – 3,000.
A wheat lamp is a type of incandescent light designed for use in underground mining, named for inventor Grant Wheat and manufactured by Koehler Lighting Products in Wilkes-Barre, Pennsylvania, United States, a region known for extensive mining activity. [1] [2]
1887 Coal Mines Regulation Act – requirements on construction, examination, where used, etc. [10] 1889 John Davis and Co, Derby, were supplying portable electric lamps [11] 1896 Coal Mines Regulation Act - requirements on provision by mine owners, where to be used, etc. [12] 1909 Cap (helmet) lamps introduced in Scotland
An Act to establish in the Department of the Interior a Bureau of Mines. Nicknames: Federal Mines Accident Prevention and Safety Act of 1910: Enacted by: the 61st United States Congress: Effective: July 1, 1910: Citations; Public law: Pub. L. 61–179: Statutes at Large: 36 Stat. 369-b, Chap. 240: Codification; Titles amended: 30 U.S.C ...
60, 61, 63, & 64: Mine plans and Sections 106 to 118: Method of working in mines 119 to 130: Danger from fire, dust gas and water 146, 148: Standards of lighting in the mines 153 to 170: Use of explosive in mines
The act was amended by The Mines and Minerals (Development and Regulation) Amendment Act, 2015 replacing the ordinance promulgated on 12 January 2015. [5] [6] The bill sought to bring transparency to the allocation of mining licence process by auctions. [7] It was passed in the Lok Sabha on 3 March 2015 and in the Rajya Sabha on 20 March 2015 ...