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What Has Made Possible the 15,000-ft. Oil Well?By W. A. Eardley
FIFTEEN years ago the world's deepest oil well penetrated the earth about 7300 ft. That depth has now been more than doubled. Why has such deep drilling become necessary and how has it become pos
Jan 1, 1940
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The Cloncurry Copper District, QueenslandBy W. H. Corbould
THE township of Cloncurry is situated in the northwestern part of Queensland, about latitude S. 20° 42' 53" and longitude E: 140° 30' 25". Townsville is the port through which all the trade
Jan 1, 1915
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New York - Philadelphia Paper - Puddled Iron and the Mechanical Means for its Production (Discussion p. 1041)By James P. Roe
Steel has occupied such a prominent position in most minds during the last thirty years, particularly since the introduction of the basic open-hearth process (by which the field from which the raw mat
Jan 1, 1903
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Mines and UnemploymentBy JESSE L. MAURY
ONE OF the most hopeful features of the current depression is the discussion which it has en- gendered of ways and means to counteract similar recurrences in the future. 1t is widely recognized that f
Jan 1, 1931
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Aerial Photographic Contour Maps for Strip MinesBy R. H. Swallow, George Hess
Aerial photography was once a crude, uncertain tool. Today it is a precision mapping instrument which saves important time and money for strip mining and other industry. Aerial photography began in t
Jan 1, 1949
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Past and Future Education of EngineersBy C. E. MacQuigg
BY and large the education of the engineer has been conservative and the reasons for this are obvious. Quite properly it has been a tradition of engineering education that facts and not fancies must b
Jan 1, 1943
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Production - Domestic - Petroleum Production in Louisiana for 1943By L. C. Aycock, J. Hunter, P. M. Lyons
In view of the unfavorable discovery trend that has set in during the past few years, it seems permissible to infer that the large, more easily found crude reserves in Louisiana are now known. Without
Jan 1, 1944
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Production - Domestic - Petroleum Production in Louisiana for 1943By J. Hunter, P. M. Lyons, L. C. Aycock
In view of the unfavorable discovery trend that has set in during the past few years, it seems permissible to infer that the large, more easily found crude reserves in Louisiana are now known. Without
Jan 1, 1944
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Economical Coal Handling at a South African CollieryBy C. L. HUNTZINGER
THE mine here described is in the Witbank district, a coal area of the Transvaal, about 100 miles north- east of Johannesburg. and is owned by the Witbank Colliery, Ltd. The plant has a capacity of 40
Jan 1, 1931
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Mining Geology: The Industry's HopeBy Willard C. Lacy
Survival of the mining industry as a viable economic entity in the United States is being seriously threatened by declining grades of ore reserves, rising operational and capital costs, and increased
Jan 1, 1985
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Copper Ore ReductionBy Archer E. Wheeler
IN the copper industry, the year 1942 was one of striving for larger tonnage and increased production. The demands of the war program placed copper high in the list of strategic metals and the Governm
Jan 1, 1943
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Diversified Program of Coal Attracts Overflow CrowdBy D. R. Mitchell
FOR the second consecutive year, attendance at the Coal Division sessions far exceeded exoectations. Those in charge were continually faced with problems of finding seats and space for attending membe
Jan 1, 1944
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Discussion - Of Mr. White's Paper on The Equipment of a Laboratory for Metallurgical Chemistry in a Technical School (see p. 117)Arthur Jarman, Sydney, New South Wales, Australia (communication to the Secretary*):—All designs for modern metallurgical and chemical laboratories should provide each student's desk with a hood
Jan 1, 1905
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Calculation Of Mine-ValuesBy R. B. BRINSJIADE
THE following is an attempt to form a formula by which a mine call be quickly evaluated, after all pertinent physical data have been collected from observations on the ground by a competent mining eng
Jan 1, 1908
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Timing of an Initial Pipeline-gas-from-coal EnterpriseBy C. R. Breck
THERE has been a running discussion over the past several years with respect to the life and adequacy of our natural gas reserves. Some of the experts agree on one phase of the subject at least-that e
Jan 1, 1953
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Plans for Coal Division MeetingBy AIME AIME
THE Coal Division holds its fall meeting in the Pocahontas coal field, at the West Virginian Hotel, Bluefield, W. Va., Oct. 9 and 10. The first day will be a busy one-two sessions for the presentation
Jan 1, 1931
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New York Paper - Deutschman's Cave, Near Glacier, B. C., CanadaBy W. S. Ayres
I. Introduction. This cavern was discovered Oct. 32,1904, by Mr. Charles 8. Deutschman, in company with whom I made, May 29 to June 3,1905, at the request of Mr. Howard Douglas, Superintendent of t
Jan 1, 1908
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Cleveland Paper - Recent Developments in the Inspection of Steel Rails (with Discussion)By Robert W. Hunt
PeRhaps of all the scientific economic questions which have been claiming the attention of capitalists, metallurgists, manufacturers, directors of public utilities, and the general public of America,
Jan 1, 1913
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Banquet Addresses By Presidents Dowling And JenningsPRESIDENT DOWLING'S ? ADDRESS I feel that it is a great honor to be invited to reply to this toast on behalf of the Canadian Mining Institute. I wish to thank you for your very cordial reception
Jan 4, 1919
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Technical Note - Use Of Ozone In Iron Ore FlotationBy A. S. Malicsi, I. Iwasaki
The removal of hydrophobic coatings of flotation collectors from iron ores becomes of interest when a duplex flotation process is considered for upgrading, when a pelletizing process is considered for
Jan 1, 1986