Results 61 to 70 of about 164 (122)

Adaptation of diesel rubber-tired loading equipment to a bedded fluorspar mining problem

, 1953
The fluorspar-zinc orebody at Minerva No. 1 mine near Cave in Rock, in Hardin County, Illinois, would have been classed as non-commercial before the days of flotation milling and mine mechanization.
Montgomery, Robert Gill
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Pegs not superior to screws for fixation of fractures of the proximal humerus. [PDF]

J Orthop Surg Res, 2022
Bønes I, Karlberg AC, Liljeholm M, Fraser AN, Madsen JE, Fjalestad T.   +5 more
europepmc   +1 more source

The strategy, instruments and results of deep copper and silver deposit exploration in the Fore-Sudetic Monocline

, 2017
W 2011 r. grupa Miedzi Copper Corporation (MCC) rozpoczęła program poszukiwań głębokich złóż Cu-Ag na monoklinie przedsudeckiej. Przyjęto bardzo rozległy obszar badań i zastosowanie szerokiej palety instrumentów badawczych. W latach 2011–2013 badania MCC
Zieliński, K., Speczik, S., Małecka, K.   +2 more
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Accidents, Injuries, and Safety among Artisanal and Small-Scale Gold Miners in Zimbabwe. [PDF]

Int J Environ Res Public Health, 2022
Singo J, Isunju JB, Moyo D, Bose-O'Reilly S, Steckling-Muschack N, Mamuse A.   +5 more
europepmc   +1 more source

Sarcoidosis in Northern Ontario hard-rock miners: A case series. [PDF]

Am J Ind Med, 2022
Oliver LC, Sampara P, Pearson D, Martell J, Zarnke AM.   +4 more
europepmc   +1 more source

Hazards and Control Measures among Artisanal and Small-Scale Gold Miners in Zimbabwe. [PDF]

Ann Glob Health, 2022
Singo J, Isunju JB, Moyo D, Steckling-Muschack N, Bose-O'Reilly S, Mamuse A.   +5 more
europepmc   +1 more source

Investigation of the evolution and control of fractures in surrounding rock under different pressure relief and support measures in mine roadways prone to rockburst events. [PDF]

R Soc Open Sci, 2021
He Y, Gao M, Xu D, Yu X.
europepmc   +1 more source

Ground Movement in the Hanging Wall of Underground Iron Mines with Steeply Dipping Discontinuities: A Case Study. [PDF]

Arab J Sci Eng, 2023
Wang T, Chen C, Xia K, Shao Y, Liu X, Yang K.   +5 more
europepmc   +1 more source

Przedsiębiorstwo Budowy Szybów - nietypowe zadania w budownictwie szybowym

Tyt. z nagłówka.Dostępny również w formie drukowanej.ABSTRACT: In December 2003 Kopex SA concluded a Contract for main shaft deepening, construction and furnishing of support excavations at Cayeli Bakir Isletmeleri Zink and Copper Ore Mine in Turkey ...
Rusek, Janusz.
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An affordable and miniature ice coring drill for rapid acquisition of small iceberg samples. [PDF]

HardwareX, 2020
Thomsen S, Hansen MH, Lillethorup JP, Tirsgaard FS, Flytkjær A, Melvad C, Rysgaard S, Carlson DF.   +7 more
europepmc   +1 more source